135 Subpart E—Television Broadcast Stations

Home , Blanking level, Channel 37, Station identification, Television channel, Television station, Toledo 5

Federal Communications Commission § 73.606

Subpart E—Television Broadcast Frequency Channel No. band Stations (MHz) § 73.601 Scope of subpart. 39 ...... 620–626 40 ...... 626–632 This subpart contains the rules and 41 ...... 632–638 regulations (including engineering 42 ...... 638–644 standards) governing TV broadcast sta- 43 ...... 644–650 44 ...... 650–656 tions, including noncommercial edu- 45 ...... 656–662 cational TV broadcast stations and, 46 ...... 662–668 where indicated, low power TV and TV 47 ...... 668–674 translator stations in the United 48 ...... 674–680 49 ...... 680–686 States, its Territories and possessions. 50 ...... 686–692 TV broadcast, low power TV, and TV 51 ...... 692–698 translator stations are assigned chan- 52 ...... 698–704 nels 6 MHz wide, designated as set 53 ...... 704–710 54 ...... 710–716 forth in § 73.603(a). 55 ...... 716–722 [47 FR 21494, May 18, 1982] 56 ...... 722–728 57 ...... 728–734 58 ...... 734–740 § 73.602 Cross reference to rules in 59 ...... 740–746 other parts. 60 ...... 746–752 See § 73.1010. 61 ...... 752–758 62 ...... 758–764 [43 FR 32781, July 28, 1978] 63 ...... 764–770 64 ...... 770–776 § 73.603 Numerical designation of tele- 65 ...... 776–782 vision channels. 66 ...... 782–788 67 ...... 788–794 (a) 68 ...... 794–800 69 ...... 800–806 Frequency Channel No. band (MHz) (b) [Reserved] (c) Channel 37, 608–614 MHz is re- 2 ...... 54–60 served exclusively for the radio astron- 3 ...... 60–66 4 ...... 66–72 omy service. 5 ...... 76–82 (d) In Hawaii, the frequency band 488– 6 ...... 82–88 494 MHz is allocated for non-broadcast 7 ...... 174–180 8 ...... 180–186 use. This frequency band (Channel 17) 9 ...... 186–192 will not be assigned in Hawaii for use 10 ...... 192–198 by television broadcast stations. 11 ...... 198–204 12 ...... 204–210 [28 FR 13660, Dec. 14, 1963, as amended at 35 13 ...... 210–216 FR 11179, July 11, 1970; 39 FR 10576, Mar. 21, 14 ...... 470–476 15 ...... 476–482 1974; 47 FR 16789, Apr. 20, 1982; 47 FR 30068, 16 ...... 482–488 July 12, 1982; 47 FR 35989, Aug. 18, 1982; 51 FR 17 ...... 488–494 18450, May 20, 1986; 70 FR 46676, Aug. 10, 2005] 18 ...... 494–500 19 ...... 500–506 § 73.606 Table of allotments. 20 ...... 506–512 21 ...... 512–518 (a) General. The following table of al- 22 ...... 518–524 lotments contains the channels des- 23 ...... 524–530 24 ...... 530–536 ignated for the listed communities in 25 ...... 536–542 the United States, its Territories, and 26 ...... 542–548 possessions. Channels designated with 27 ...... 548–554 an asterisk are assigned for use by non- 28 ...... 554–560 29 ...... 560–566 commercial educational broadcast sta- 30 ...... 566–572 tions only. A station on a channel iden- 31 ...... 572–578 tified by a plus or minus mark is re- 32 ...... 578–584 33 ...... 584–590 quired to operate with its carrier fre- 34 ...... 590–596 quencies offset 10 kHz above or below, 35 ...... 596–602 respectively, the nominal carrier fre- 36 ...... 602–608 37 ...... 608–614 quencies. 38 ...... 614–620 (b) Table of Allotments.

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ALABAMA ARKANSAS

Channel No. Channel No.

Anniston ...... 40- Arkadelphia ...... *9+ Arab ...... 56- Camden ...... 237A, 246, 49- Bessemer ...... 17 Cimarron ...... 23 Birmingham ...... 6-, *10-, 13-, 21-, 42+, *62+, 68- El Dorado ...... 10-, 43- Decatur. Eureka Springs ...... 34+ Demopolis ...... *41 Fayetteville ...... *13-, 36 Fort Smith ...... 5-, 24+, 40- Dothan ...... 4, 18, *39+, 60- Gosnell ...... 46 Dozier ...... *2- Harrison ...... 31+ Florence ...... 15, 26, *36- Hot Springs ...... *20, 26 Gadsden ...... 44+, 60 Jonesboro ...... 8-, *19+, 48+ Gulf Shores ...... 55 Little Rock ...... *2-, 4, 7-, 11, 16-, *36, and 42 Huntsville ...... 19, *25+, 31+, 48- Mountain Home ...... 43+ Huntsville-Decatur ..... 54 Mountain View ...... *6- Louisville ...... *43+ Newark ...... *17 Mobile ...... 5+, 10+, 15+, 21+, *31, *42 Pine Bluff ...... 25-, 38- Montgomery ...... 12, 20, *26+, 32, 45-, *63 Rogers ...... 51- Mount Cheaha ...... *7- Russellville ...... *28+ Munford ...... *16- Springdale ...... 57 Opelika ...... 50, 66 Ozark ...... 34 Selma ...... 8, 29- CALIFORNIA Troy ...... 67 [See footnotes at end of tables] Tuscaloosa ...... 23-, 33, *39- Tuscumbia ...... 52+ Channel No. Tuskegee ...... 22- Alturas ...... 13+ Anaheim ...... 56- ALASKA Arcata ...... 23 Avalon ...... 54 Channel No. Bakersfield ...... 17, 23-, 29, *39-, 45, 65+ Barstow ...... *35+, 64 Anchorage ...... 2-, 4-, 5, *7-, *9, 11, 13-, and 33 Big Bear Lake ...... 59+ Bethel ...... *4 Bishop ...... *14-, 20+ Dillingham ...... *2, 10 Blythe ...... *22- Fairbanks ...... 2+, 7+, *9+, 11+, 13+ Brawley ...... *26 Juneau ...... *3, 8, 10 Calipatria ...... 54 Ceres ...... *23+ Ketchikan ...... 2, 4, *9 Chico ...... 12-, *18, 24+, *46- North Pole ...... 4+ Clovis ...... 43 Seward ...... 3-, Coalinga ...... *27- Sitka ...... 13 Concord ...... 42 Corona ...... 52 Cotati ...... *22- RIZONA A El Centro ...... 7+, 9+ [See footnotes at end of tables] Eureka ...... 3-, 6-, *13-, and 29 Fort Bragg ...... 8- Channel No. Fresno ...... *18+, 24, 30+, 47, 53, Hanford ...... 21 Ajo ...... *23- Huntington Beach ...... *50- Coolidge ...... *43 Indio ...... *19+ Douglas ...... 3, *28 Long Beach ...... 18- Flagstaff ...... 2, 4+, 9, 13, and *16 Los Angeles ...... 2, 4, 5, 7, 9, 11, 13, 22, *28, 34, Globe ...... *14+ *58-, *68- Green Valley ...... 46 Merced ...... 51 Holbrook ...... *11+, *18+ Modesto ...... 19- Kingman ...... 6-, *14- Novato ...... 68 McNary ...... *22+ Oakland ...... 2+ Mesa ...... 12- Ontario ...... 46 Nogales ...... *16+ Oroville ...... 28 Page ...... *17 Oxnard ...... 63+ Parker ...... *17- Palm Springs ...... 36-, 42 Phoenix ...... 3+, 5-, *8+, 10-, 15-, 21, 33, 39, 45, Paradise ...... 30 61 Porterville ...... 61 Prescott ...... 7, *19 Rancho Palos Verdes 44+ Safford ...... *23+ Redding ...... 7, *9, 16 Sierra Vista ...... 58 Ridgecrest ...... *25 Tolleson ...... 51 Riverside ...... 62 Tucson ...... 4-, *6+, 9-, 13-, 18-, *27-, 40 Sacramento ...... 3, *6, 10, 29-, 31-, 40- Tucson-Nogales ...... 2 11 Salinas-Monterey ...... 8+, 35-, 46-, *56, 67- Yuma ...... 11-, 13+, *16- San Bernardino ...... *24-, 30 San Diego ...... 8, 10, *15, 39, 51, 69

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CALIFORNIA—Continued DELAWARE—Continued [See footnotes at end of tables] Channel No. Channel No. Wilmington ...... *12, 61 San Francisco ...... 4-, 5+, 7-, *9+, 14+, 20-, 26-, *32+, 38, 44- San Jose ...... 11+, 36, 48-, *54, 65 DISTRICT OF COLUMBIA San Luis Obispo ...... 6+, *15+, and 33 San Mateo ...... *60 Channel No. Sanger ...... 59 Santa Anna ...... 40, Washington ...... 4-, 5-, 7+, 9, 20+, *26-, *32+, 50 Santa Barbara ...... 3-, 14,1 *20,1 , 38, and *55 Santa Cruz ...... *16- Santa Maria ...... 12+, 42+ FLORIDA Santa Rosa ...... 50-, *62 Stockton ...... 13+, 58, 64 Channel No. Susanville ...... *14 Twentynine Palms ..... 31 Boca Raton ...... *63 Vallejo-Fairfield ...... 66 Bradenton ...... *19, 66 Ventura ...... 57 Bunnell ...... 58 Visalia ...... 26+, *49 Cape Coral ...... 36 Watsonville ...... *25+ Clearwater ...... 22 Weaverville ...... 32 Willits ...... 11- Clermont ...... 18- Yosemite Valley ...... 41 Cocoa ...... *52, 68 Yreka City ...... *20+ Crystal River ...... 39- Daytona Beach ...... 2-, 26 Destin ...... 48 COLORADO Fort Lauderdale ...... 51 Fort Myers ...... 11+, 20+, *30 Channel No. Fort Pierce ...... *21-, 34 Fort Walton Beach ..... 35, 53, 58 Alamosa ...... *16, 47 Gainesville ...... *5-, 20, 29 Boulder ...... 14 High Springs ...... 53+ Broomfield ...... *12 Hollywood ...... 69 Castle Rock ...... 53 Colorado Springs ...... 11, 13, 21 Inverness ...... 64 Craig ...... *16+ Islamorada ...... *9+ Denver ...... 2, 4-, *6-, 7, 9-, 20, 31, *41, 50, 59 Jacksonville ...... 4+, *7, 12+, 17, 30+, 47-, *59 Durango ...... 6+, *20-, and 33+ Kenansville ...... 31 Fort Collins ...... 22- Key West ...... 8, *13, and 22+ Glenwood Springs ..... 3-, *19+ Lake City ...... *41 Grand Junction ...... 5-, 8-, *18+, 4*, 11+ Lake Worth ...... 67 Gunnison ...... *17- Lakeland ...... 32 La Junta ...... *22+ Leesburg ...... *45-, 55 Lamar ...... 12-, *14- Live Oak ...... 57- Leadville ...... *15- Madison ...... *36- Longmont ...... 25 Marathon ...... 16+ Montrose ...... 10+, *22 Marianna ...... *16+, 51 Pueblo ...... 5, *8, 32-, 48 Melbourne ...... 43+, 56 Salida ...... *23+ Steamboat Springs .... 24+ Miami ...... *2, 4, 6, 7-, 10+, *17-, 23-, 33, 35, Sterling ...... 3, *18+ 39, and 45+ Trinidad ...... *24 Naples ...... 26-, 46 New Smyrna Beach ... *15+ Ocala ...... *29, 51- CONNECTICUT Orange Park ...... 25- Orlando ...... 6-, 9, * 24-, 27, 35+, and 65 Channel No. Palatka ...... *42, 63+ Palm Beach ...... 61 Bridgeport ...... 43-, *49- Panama City ...... 7+, 13, 28-, *56, 46 Hartford ...... 3+, 18-, *24, 61+ Panama City Beach ... 46 New Britain ...... 30+ Pensacola ...... 3-, *23, 33+, 44 New Haven ...... 8, 59+, 55 New London ...... 26+ St. Petersburg ...... 10-, 38, 44+ Norwich ...... *53 Sarasota ...... 40 Waterbury ...... 20 Sebring ...... *48, 60 Stuart ...... 59 Tallahassee ...... *11-, 24, 27+, 40+ DELAWARE Tampa ...... *3, 8-, 13-, *16, 28, and 50 Tequesta ...... 25 Channel No. Tice ...... 49 Venice ...... 62 Dover ...... *34 West Palm Beach ...... 5, 12, 29+, *42+, Seaford ...... 38, *64

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GEORGIA IDAHO—Continued

Channel No. Channel No.

Albany ...... 10, 19-, 31-, and 52- Sun Valley ...... 5- Ashburn ...... *23+ Twin Falls ...... 11, *13-, 35 Athens ...... *8-, 34 Weiser ...... *17 Atlanta ...... 2, 5-, 11+, 17-, *30, 36, 46-, *57+, 69 Augusta ...... 6+, 12-, 26, 54- Bainbridge ...... 49 ILLINOIS Baxley ...... 34 [See footnotes at end of tables] Brunswick ...... 21+ Carrollton ...... *49- Channel No. Carnesville ...... *52 Cedartown ...... *65- Aurora ...... 60 Chatsworth ...... *18- Bloomington ...... 43 Cochran ...... *29+ Carbondale ...... *8 Columbus ...... 3, 9+, *28, 38+, *48, 54+ Cordele ...... 55+ Champaign ...... 3+, 15- Dalton ...... 23 Charleston ...... *51+ Dawson ...... *25 Chicago ...... 2-, 5, 7, 9+, *11, *20, 26, 32, 38-, 44 Draketown ...... *27- Danville ...... 68 Elberton ...... *60+ Decatur ...... 17, 23- Flintstone ...... *41- DeKalb ...... *33, *48- Lafayette ...... *35 East St. Louis ...... 46 Macon ...... 13+, 24+, 41+, *47+, 64- Edwardsville ...... *18- Monroe ...... 63 Elgin ...... 4 66+ Pelham ...... *14- Freeport ...... 23, *65- Perry ...... 58+ Galesburg ...... 53 Rome ...... 14+ Harrisburg ...... 3 Royston ...... *22+ Jacksonville ...... *14 Savannah ...... 3, *9-, 11, 22, Joliet ...... 1 14-, 66+ Thomasville ...... 6 Kankakee ...... *54- Toccoa ...... 32-, *68- LaSalle ...... 35 Valdosta ...... *33, 44- Macomb ...... *22+ Vidalia ...... *18+ Marion ...... 27 Warm Springs. Moline ...... 8, *24- Warner Robbins ...... 35- Mount Vernon ...... 13+ Waycross ...... *8+ Olney ...... *16- Wrens ...... *20- Paris ...... 46+ Young Harris ...... *51- Peoria ...... 19, 25+, 31+, *47-, 59+ Pontiac ...... 53 HAWAII Quincy ...... 10-, 16+, *27+ Rockford ...... 13, 17+, 39 Channel No. Rock Island ...... 4+ Springfield ...... 20+, 49-, 55+ Hilo (Hawaii) ...... 2, *4, 9, 11, 13, 14+, 20+, 26+, *32+, Streator ...... *63 *38+ Urbana ...... *12-, 27- Honolulu (Oahu) ...... 2+, 4-, 5, 9-, *11+, 13-, 14, 20, 26, Vandalia ...... *21 32, *38, and *44. Kailua ...... 50 Kailua-Kona (Hawaii) 6 INDIANA Kaneohe ...... 66+ Lihue (Kauai) ...... 3+, *8-, 10+, 12-, 15-, *21-, *27-, *67 Channel No. Wailuku (Maui) ...... 3, 7, *10, 12, 15, 21, *27, *33, 39 Waimanalo ...... 56 Anderson ...... 67+ Angola ...... 63 Bloomington ...... 4, *30-, 42+ and 63+ IDAHO Elkhart ...... 28+ Evansville ...... 7, *9+, 14-, 25-, and 44 Channel No. Fort Wayne ...... 15+, 21+, 33-, *39-, 55 Gary ...... 50, *56+ Boise ...... 2, *4+, 7, 39 Hammond ...... 62+ Burley ...... *17+ Indianapolis ...... 6, 8-, 13-, *20-, 40, 59-, *69 Caldwell ...... 9- Kokomo ...... 29- Coeur d’Alene ...... *26+ Lafayette ...... 18, *24 Filer ...... *19- Madison ...... *60+ Grangeville ...... *15- Marion ...... 23 Idaho Falls ...... 3, 8+, 20, *33+ Muncie ...... 49, *61 Lewiston ...... 3- Richmond ...... 43+ Moscow ...... *35- Salem ...... 58+ Nampa ...... 6, 12+ South Bend ...... 16, 22, *34-, 46 Preston ...... *28 Terre Haute ...... 2+, 10, *26-, 38 Pocatello ...... 6-, *10, 15, 25+, 31- Vincennes ...... *22- Sandpoint ...... *16+

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IOWA KENTUCKY—Continued

Channel No. Channel No.

Ames ...... 5, 23-, *34+ Blanco ...... 52+ Burlington ...... 26-, *57- Bowling Green ...... 13, *24-, 40+, *53-, 59+ Carroll ...... *18-, 30+, and 52 Campbellsville ...... 34 Cedar Rapids ...... 2, 9-, 28+, and 48- Covington ...... *54+ Centerville ...... *31- Danville ...... 56 Council Bluffs ...... *32 Davenport ...... 6+, 18+, 30-, *36+ Elizabethtown ...... *23+ Decorah ...... *14+ Harlan ...... 44- Des Moines ...... 8-, *11+, 13-, 17+, *43-, 63- Hazard ...... *35+, 57- Dubuque ...... 16-, *29-, 40- Hopkinsville ...... 51 Estherville ...... *49+ Lexington ...... 18+, 27-, 36, *46, 62 Fort Dodge ...... *21 Louisville ...... 3-, 11, *15, 21-, 32-, 41+, *68+ Fort Madison ...... *38+ Madisonville ...... 19-, *35-, and 57+ Hampton ...... 50 Morehead ...... *38+, 67- High Point ...... *14- Murray ...... *21+, 38 Iowa City ...... *12+, 20- Newport ...... 19+ Keokuk ...... *44+ Owensboro ...... 31-, 48, 61+ Keosauqua ...... *54+ Owenton ...... *52+ Lansing ...... *41+ Paducah ...... 6+, 29 and 49 Mason City ...... 3+, *24+ Mount Ayr ...... *25- Paintsville ...... 69+ Newton ...... 39+ Pikeville ...... *22-, 51+ Ottumwa ...... 15+, *33- Somerset ...... 16, *29+ Red Oak ...... *36 Rock Rapids ...... *25+ Sibley ...... *33 LOUISIANA Sioux City ...... 4-, 9, 14, *27-, 44 Spirit Lake ...... *38 Channel No. Waterloo ...... 7+, 22-, *32- Alexandria ...... 5, *25+, 31+, 41+ Baton Rouge ...... 2, 9-, *27+, 33-, and 44+ KANSAS Columbia ...... 11+ De Ridder ...... *23- Channel No. Houma ...... 11 Lafayette ...... 3+, 10, 15, *24 Chanute ...... *30+ Lake Charles ...... 7-, *18-, 29- Cimarron ...... 23 Minden ...... 21+ Colby ...... 4 Monroe ...... 8+, *13, Columbus ...... *48- Dodge City ...... *21- Morgan City ...... *14+ Emporia ...... *25+ Natchitoches ...... *20+ Ensign ...... 6+ New Iberia ...... 50 Fort Scott ...... 20+ New Orleans ...... 4+, 6, 8-, * 12, 20-, 26, * 32+, 38+, Garden City ...... 11+, 13-, *18 and 49 Goodland ...... 10 Shreveport ...... 3-, 12, *24-, 33, and 45+ Great Bend ...... 2 Slidell ...... 54+ Hays ...... 7-, *9 Tallulah ...... *19 Hoisington ...... 14 West Monroe ...... 14-, 39+ Hutchinson ...... *8, 12, 36+ Junction City ...... 31 Lakin ...... *3 MAINE Lawrence ...... 38 Liberal ...... 5+ Channel No. Manhattan ...... *21 Oakley ...... *15- Augusta ...... *10- Parsons ...... *39 Bangor ...... 2-, 5+, 7- Phillipsburg ...... *22- Biddeford ...... *26- Pittsburg ...... 7+ and 14 Calais ...... *13- Pratt ...... *32+ Fort Kent ...... *46+ Randall. Fryeburg ...... *18+ Salina ...... 18+, 34-, 44 Houlton ...... *25+ Sedan ...... *28 Topeka ...... *11, 13+, 22+, 27, 49 Kittery ...... *39 Wichita ...... 3-, 10-, *15+, 24-, 33, *42 Lewiston ...... 35- Millinocket ...... *44- Orono ...... *12- KENTUCKY Poland Spring 8-. Portland ...... 6-, 13+, 51 Channel No. Presque Isle ...... 8, *10+, 47 Rumford ...... *43+ Ashland ...... *25, 50-, 61+ Waterville ...... 23- Beattyville ...... 65

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MARYLAND MINNESOTA

Channel No. Channel No.

Annapolis ...... *22+ Alexandria ...... 7, * 24, and 42 Baltimore ...... 2+, 11-, 13+, 24+, 45, 54, *67- Appleton ...... *10- Cumberland ...... 52+, 65 Austin ...... 6-, *15- Frederick ...... *62 Bemidji ...... *9, 26+ Hagerstown ...... 25-, *31, and 68+ Brainerd ...... *22 Chisholm ...... 11 Oakland ...... *36+ Crookston ...... *33 Salisbury ...... 16+, *28-, 47- Duluth ...... 3, *8, 10+, 21+, 27- Waldorf ...... *58+ Ely ...... *17- Fairmont ...... *16+ Hibbing ...... 13- MASSACHUSETTS International Falls ...... *35+ [See footnotes at end of tables] Mankato ...... 12, *26- Marshall ...... *30- Channel No. Minneapolis-St. Paul .. *2-, 4, 5-, 9+, 11-, *17, 23+, 29+, and 45 Adams ...... 19 Redwood Falls ...... 43 Boston ...... *2+, 4+, 5-, 7+, 25+, 38, *44, 68+ Rochester ...... 10, 47- Cambridge ...... 56 St. Cloud ...... 19, *25-, 41 Greenfield ...... 32+ St. James ...... 32+ Lawrence ...... 62 Thief River Falls ...... 10, *30 Marlborough ...... 66 Wadena ...... *20- New Bedford ...... 6+, 28-, *34 Walker ...... 12-, 38- North Adams ...... *35 Wilmar ...... *14- Norwell ...... 46+ Winona ...... *35+, 44- Pittsfield ...... 51+ Worthington ...... *20 Springfield ...... 22, 40, *57+ Vineyard Haven ...... 58+ MISSISSIPPI Worcester ...... 14, 1 27, *48+, Channel No.

MICHIGAN Biloxi ...... 13+, *19+, Booneville ...... *12- Channel No. Bude ...... *17+ Clarksdale ...... *21 Alpena ...... *6, 11 Cleveland ...... *31- Ann Arbor ...... 31+, *58+ Columbia ...... *45 Bad Axe ...... * 15-, 41- Columbus ...... 4-, *43 Battle Creek ...... 41+, and 43- Greenville ...... 15-, 44 Bay City ...... 5-, 46+ Greenwood ...... 6+, *23+ Cadillac ...... 9, *27, 33 Gulfport ...... 25- Calumet ...... 5-, *22- Grenada ...... 22+ Cheboygan ...... 4+ Hattiesburg ...... 22, *47 Detroit ...... 2+, 4, 7-, 20+, 50-, *56, 62 Holly Springs ...... 40 East Lansing ...... *23-, *69- Houston ...... 45+ Escanaba ...... 3+ Jackson ...... 3, 12+, 16, *29+, 40+, and 51 Flint ...... 12-, *28-, 66- Laurel ...... 7, 18+ Grand Rapids ...... 8+, 13+, 17-, *35+ Magee ...... 34+ Iron Mountain ...... 8-, *17+ Meridian ...... 11-, *14, 24-, 30- Ironwood ...... *15-, 24+ Mississippi State ...... *2+ Ishpeming ...... 10 Natchez ...... *42+, 48 Oxford ...... *18 Jackson ...... 18+ Senatobia ...... *34- Kalamazoo ...... 3-, *52+, 64 Tupelo ...... 9-, 49+ Lansing ...... 6-, 47, 53- Vicksburg ...... 35- Manistee ...... *21 West Point ...... 27 Manistique ...... *15+ Wiggins ...... 43-, 46- Marquette ...... 6-, *13, 19 Yazoo City ...... *32- Mount Clemens ...... 38+ Mount Pleasant ...... *14 Muskegon ...... 54+ MISSOURI Onondaga ...... 10- Petoskey ...... *23+ Channel No. Port Huron ...... 46+ Saginaw ...... 25-, 49- Birchtree ...... *20- Sault Ste. Marie ...... 8, 10+, *32- Bowling Green ...... *35+ Traverse City ...... 7+, 29- Cape Girardeau ...... 12, 23, *39- University Center *19+. Carrollton ...... *18 Vanderbilt ...... 45 Columbia ...... 8+, 17-*23+ West Branch ...... *24 Flat River ...... *22 Hannibal ...... 7-

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MISSOURI—Continued NEVADA

Channel No. Channel No.

Jefferson City ...... 13, 25, *36- Elko ...... 10-, *14+ Joplin ...... 12+, 16, *26- Ely ...... 3-, 6+ Kansas City ...... 4, 5+, 9+, *19+, 29, 41-, 50-, 62+, Fallon ...... *25 *68- Goldfield ...... 7- Kennett ...... 58+ Henderson ...... 5+ King City ...... *28- Las Vegas ...... 3, 8-, *10+, 13-, 15+, 21+, and 33+ Laughlin ...... 34+ Kirksville ...... 3- McGill ...... *13 LaPlata ...... *21+ Paradise ...... 39+ Lowry City ...... *15- Pawnee City ...... *33+ Osage Beach ...... 49+ Reno ...... 2, 4, *5, 8, 11, 21+, and 27+ Poplar Bluff ...... 15+, *26+, 55 Tonopah ...... 9-, *17+ Rolla ...... *28 Winnemucca ...... 7+, *15- St. Joseph ...... 2-, 16-, 22 Yerington ...... *16+ St. Louis ...... 2, 4-, 5-, *9, 11-, 24+, 30+, *40-, *46 Sedalia ...... 6 Sikeston ...... 45 NEW HAMPSHIRE Springfield ...... 3+, 10, *21-, 27-, 33-- [See footnotes at end of tables]

Channel No. MONTANA Berlin ...... *40- Channel No. Concord ...... 21+ Derry ...... 50- Anaconda ...... 2+ Durham ...... *11 Billings ...... 2-, 6, 8, *11, 14, 20+ Hanover ...... *15+ Bozeman ...... 7-, *9 Keene ...... *52+ Butte ...... *2+, 4, 6+, 18, 24 Littleton ...... *49+ Cut Bank ...... *14- Manchester ...... 9-, Dillon ...... *14+ Merrimack ...... 60+ 1 Glendive ...... 5+, 13+, *16- Portsmouth ...... 17- Great Falls ...... 3+, 5+, 16, 26, *32 Hardin ...... 4+ NEW JERSEY Havre ...... 9+, 11-, and *18- Helena ...... 10+, 12, *15+ Channel No. Joplin ...... 35-, 48, 54- Kalispell ...... 9-, *29- Atlantic City ...... *36, 53+, 62- Lewistown ...... 13 Burlington ...... 48- Miles City ...... 3-, *10 Camden ...... *23+ Missoula ...... 8-, *11+, 13-, 17-, and 23- Linden-Newark ...... 47+ Wolf Point ...... *17+ Montclair ...... *50+ Newark ...... 13-, 68 New Brunswick ...... *58 NEBRASKA Newton ...... 63 Paterson ...... 41- Channel No. Secaucus ...... 9+ Trenton ...... *52- Albion ...... 18, *21+, 24+ Vineland ...... 59-, 65- Alliance ...... *13- West Milford ...... *66- Bassett ...... *7- Wildwood ...... 40 Beatrice ...... 23+ Falls City ...... *24 NEW MEXICO Grand Island ...... 11-, 17 Hastings ...... 5-, *29+ Channel No. Hayes Center ...... 6 Hay Springs- 4+ Alamogordo ...... *18- Scottsbluff. Albuquerque ...... 4+, *5+, 7+, 13+, 14-, 23-, *32+, 41, Kearney ...... 13 50 Lexington ...... *3+ Carlsbad ...... 6-, *15+, 25- Lincoln ...... 8+, 10+, *12-, 45, 51 Clayton ...... *17 McCook ...... 8-, 16+, 12 Clovis ...... 12-- Merriman ...... *12 Deming ...... *16 Norfolk ...... *19+ Farmington ...... 3, 12+, *15+ North Platte ...... 235, 246, 278 Gallup ...... *8-, 10 Omaha ...... 3, 6+, 7, 15, *26, 42+, *48-, and 54 Hobbs ...... 29+ Orchard ...... 16 Las Cruces ...... *22-, 48+ Pawnee ...... 33+ Lovington ...... *19 Scottsbluff ...... 10-, 16 Portales ...... *3+ Raton ...... *18- Superior ...... 4+ Roswell ...... 8, 10-, 21-, 27-, *33+

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NEW MEXICO—Continued NORTH CAROLINA—Continued

Channel No. Channel No.

Santa Fe ...... 2+, *9+, 11-, 19- Lexington ...... 20 Silver City ...... 6, 10+, *12 Linville ...... *17 Socorro ...... *15- Lumberton ...... *31 Tucumcari ...... *15 Manteo ...... 4 Morehead City ...... 8+ NEW YORK Morganton ...... 23- New Bern ...... 12+ [See footnotes at end of tables] Raleigh ...... 5, 22, *34, 50+ Roanoke Rapids ...... *36- Channel No. Rockingham ...... *53 Albany-Schenectady .. 6, 10-, 13, *17+, 23-, *29+, 45 Rocky Mount ...... 47+ Amsterdam ...... *39+, 55 Washington ...... 7 Arcade ...... 62- Waynesville ...... 59 Batavia ...... 51- Wilmington ...... 3-, 6, 26-, *39- Bath ...... 14- Wilson ...... 30- Binghamton ...... 12-, 34, 40-, *46+ Winston-Salem ...... 12, *26+, 45 Buffalo ...... 2, 4, 7+, 17, *23, 29-, 49- Carthage ...... 7- Corning ...... *30, 48+ NORTH DAKOTA Elmira ...... 18+, 36- Garden City ...... *21- Channel No. Glens Falls ...... *58- Ilion ...... 67- Bismarck ...... *3, 5, 12-, 17-, 26+ Ithaca ...... 52, *65+ Devils Lake ...... 8+, *22+ Jamestown ...... 26+, *46 Dickinson ...... 2+, *9-, 7 Kingston ...... 62+ Ellendale ...... *19- Lake Placid ...... *34+ Fargo ...... 6, 11+, *13, 15- New York ...... 2, 4, 5+, 7, 11+, *25, 31- Grand Forks ...... *2, 14+, 27+ North Pole ...... 5 Jamestown ...... 7-, *23 Norwood ...... *18 Oneonta ...... 1 15, *42 Minot ...... *6+, 10-, 13-, 14-, 24 Plattsburg ...... *57 Pembina ...... 12 Poughkeepsie ...... 54+ Valley City ...... 4- Riverhead ...... 55+ Williston ...... *4, 8-, 11-, *15- Rochester ...... 8, 10+, 13-, *21, 31+, *61+ Saranac Lake ...... 40+ Smithtown ...... 67 OHIO Springville ...... 67+ [See footnotes at end of tables] Syracuse ...... 3-, 5-, 9-, *24+, 43+, 56+, 68- Utica ...... 2-, 4-, 20+, 33, *59 Channel No. Watertown ...... *16, 50+ Waverly ...... *57- Akron ...... 23+, *49+, 55- Alliance ...... *45+ Ashtabula ...... 1 15 NORTH CAROLINA Athens ...... 20*, 63- Bowling Green ...... *27+ Channel No. Cambridge ...... *44- Canton ...... 17-, 67 Andrews ...... *59 Chillicothe ...... 53 Asheville ...... 13-, 21+, *33, 62+ Cincinnati ...... 5-, 9, 12, *48-, 64- Belmont ...... 46+ Bryson City ...... *67 Cleveland ...... 3, 5+, 8, *25+, 61 Burlington ...... 16 Columbus ...... 4-, 6+, 10+, 28-, *34, *56- Canton ...... *27 Dayton ...... 2, 7+, *16+, 22+, 45 Chapel Hill ...... *4+ Defiance ...... 65+ Charlotte ...... 3, 9+, 18, 36, *42+ Hillsboro ...... *24+, 55+ Concord ...... *58 Lima ...... 35-, 44+, *57+, 17 Cullowhee ...... 50+ Lorain ...... 43 Durham ...... 11+, 28+ Mansfield ...... *47+, 68- Edenton ...... *2 Newark ...... *31-, 51 Fayetteville ...... 40+, 62 Oxford ...... *14+ Forest City ...... 66+ Portsmouth ...... 30, *42- Franklin ...... *56+ Sandusky ...... 52 Goldsboro ...... 17- Shaker Heights 19. Greensboro ...... 2-, 48-, 61 Springfield ...... 26+, *66 Greenville ...... 9-, 14, *25, and 38+ Steubenville ...... 9+, *62+ Hickory ...... 14- Toledo ...... 11-, 13, 24-, *30+, 36-, and 40- High Point ...... 8-, *32+, 67+ Xenia ...... 32 Jacksonville ...... *19, 35 Youngstown ...... 21-, 27, 33, *58 Kannapolis ...... 64- Zanesville ...... 18- Laurel Hill ...... 59+

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OKLAHOMA PENNSYLVANIA—Continued [See footnotes at end of tables] [See footnotes at end of tables]

Channel No. Channel No.

Ada ...... 10+, *22 Scranton ...... 16-, 22-, 38+, *44-, 64 Altus ...... *27 State College ...... 29+, and *59+ Ardmore ...... *17, *28- Wilkes Barre ...... 28 Bartlesville ...... 17+ Williamsport ...... 1 20-, 53- Cheyenne ...... 12+ York ...... 43, Claremore ...... *35 Duncan ...... 40+ Elk City ...... *15- RHODE ISLAND Enid ...... 20-, *26+ [See footnotes at end of tables] Eufaula ...... *3 Grove ...... 45+ Channel No. Guymon ...... 9+, *16 Hugo ...... 42+, 1 *15+, *48+ Block Island ...... 69- Lawton ...... 7+, *36-, 16-, 45 Providence ...... 10+, 12+, 1 16, *36, 64+ McAlester ...... *32- Miami ...... *18- Muskogee ...... 19 SOUTH CAROLINA Norman ...... 46- Oklahoma City ...... 4-, 5, 9-, *13, 14-, 25-, 34-, 43+, 52, Channel No. and 62+ Okmulgee ...... 44- Aiken ...... *44 Sayre ...... 8+ Allendale ...... *14 Shawnee ...... 30 Anderson ...... 40 Tulsa ...... 2+, 6+ 8-, *11-, 23, 41+, 47, 53 Beaufort ...... *16- Woodward ...... *17-, 35+ Charleston ...... 2+, 4, 5+, *7-, 24, and 36+ Columbia ...... 10-, 19+, 25-, *35+, 47, 57- Conway ...... *23+ OREGON Florence ...... 13+, 15-, 21, *33+ Greenville ...... 4-, 16+, 21, *29 Channel No. Greenwood ...... *38, 48+ Hardeeville ...... 28- Astoria ...... *21 Myrtle Beach ...... 32, 43+ Bend ...... *3+, *15, 21+, 51 Rock Hill ...... 30+, 55- Brookings ...... *14- Spartanburg ...... 7+, 49 Burns ...... *18 Sumter ...... *27- and 63- Coos Bay ...... 11, 23+, 41 Corvallis ...... *7- Eugene ...... 9+, 13, 16+, *28-, and 34 SOUTH DAKOTA Grants Pass ...... *18+, 30+ Klamath Falls ...... 2-, *22+, and 31 Channel No. LaGrande ...... *13+, 16 Medford ...... 5, *8+, 10+, 12+, and 26+ Aberdeen ...... 9-, *16- North Bend ...... *17+ Allen ...... 22+ Pendleton ...... 11- Brookings ...... *8 Portland ...... 2, 6+, 8-, *10, 12, 24+, *30, 40- Eagle Butte ...... *13 Roseburg ...... 4+, 36, 46+ Florence ...... 3- Salem ...... 22, 32 Huron ...... 12+ The Dalles ...... *17- Lead ...... 5-, 11+ Lowry ...... *11-, 56, 62+, 68- Martin ...... *8- PENNSYLVANIA Mitchell ...... 5+ [See footnotes at end of tables] Pierre ...... 4, *10+ Rapid City ...... 3+, 7+, *9, 15-, 21- Channel No. Reliance ...... 6- Seneca ...... *2- Allentown ...... *39, 69 Sioux Falls ...... 11, 13+, 17-, *23, 36+, 46 Altoona ...... 10-, 23-, 47, *57+ Vermillion ...... *2+ Bethlehem ...... 60- Clearfield ...... *3+ Erie ...... 12, 24, 35+, *54+, 66+ TENNESSEE Greensburg ...... 40+ Harrisburg ...... 21+, 27-, *33+ Channel No. Hazleton ...... 56 Jeanette ...... 19+ Athens ...... *24 Johnstown ...... 6, 8-, 19+, *28+ Chattanooga ...... 3+, 9, 12+, *45, 61- Lancaster ...... 8+, 15+ Cleveland ...... 53 Lebanon ...... 55- Cookeville ...... *22, 28+ Philadelphia ...... 3, 6-, 10, 17-, 29, *35-, 57 Crossville ...... 20+, *55+ Pittsburgh ...... 2-, 4+, 11, *13-, 16, 22, 53+ Fayetteville ...... *29- Reading ...... 51 Greeneville ...... 39- Red Lion ...... 49+ Hendersonville ...... 50

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TENNESSEE—Continued TEXAS—Continued

Channel No. Channel No.

Jackson ...... 7+, 16+, *32+ Marfa ...... 3 Jellico ...... 54- Marshall ...... *22-, 35+ Johnson City ...... 11-, *41 Midland ...... 2-, 18 Kingsport ...... 19 Mineola ...... 64+ Knoxville ...... 6, 8, 10+, *15-, 43+ Monahans-Odessa .... 9- Lebanon ...... 66-- Nacogdoches ...... 19-, *32 Lexington ...... *11+ Odessa ...... 7-, 24-, 30, *36+, and 42 Livingston ...... 60- Palestine ...... 43 McMinnville ...... 33+ Paris, Texas ...... 36+, 42+ Memphis ...... 3-, 5+, *10+, 13+, *14+, 24, 30, 50+, Port Arthur ...... 4- and *56 Presidio ...... 7+ Murfreesboro ...... 39+ Rio Grande City ...... 40 Nashville ...... 2-, 4+, 5, *8+, 17+, 30+, *42, and 58 Rosenberg ...... 45 Sneedville ...... *2+ San Angelo ...... 3-, 6, 8+, *21+ Tazewell ...... 48+ San Antonio ...... 4, 5, *9-, 12+, *23-, 29+, 41+, and Tullahoma ...... 64+ 60+ Union City ...... 41 Sherman ...... 12-, 20-, *26- Snyder ...... 17- Sonora ...... 11+ TEXAS Sulphur Springs ...... 18 Sweetwater ...... 12 Channel No. Temple ...... 6+, Texarkana ...... 6, 17-, *34 Abilene ...... 9+, 15, *26+, 32+ Tyler ...... 7,14+, *38, and 60 Alpine ...... 12- Uvalde ...... 26- Alvin ...... 67 Victoria ...... 19+, 25, 31, and *47 Amarillo ...... *2+, 4, 7, 10, 14+ Waco ...... 10+, 25+, *34+, 44- Austin ...... 7+, *18+, 24, 36, 42-, and 54 Weslaco ...... 5- Bay City ...... *43+ Wichita Falls ...... 3+, 6-, 18-, *24 Baytown ...... 57+ Wolfforth ...... 22- Beaumont ...... 6-, 12-, 21, *34- Belton ...... 46- Big Spring ...... 4-, *14 UTAH Blanco ...... 17 Boquillas ...... 8- Channel No. Borger ...... 31 Brady ...... 13 Cedar City ...... 4, *16+ Brownsville ...... 23 Logan ...... 12-, *22 Bryan ...... 3, 28 Moab ...... *14+ Childress ...... *21 Monticello ...... *16- College Station ...... *15, 50- Ogden ...... *9+, *18-, 24, 30 Conroe ...... 49+ and 55+ Price ...... 3+, *15 Corpus Christi ...... 3-, 6, 10-, *16, 28-, 38+ Provo ...... *11-, 16, 32 Crockett ...... 40 Richfield ...... 8+, *19 Salt Lake City ...... 2-, 4-, 5+, *7-, 13+, 14-, 20+, *26- Dallas ...... 4+, 8, *13+, 27-, 33+, 39, and 58 St. George ...... 12, *18- Decatur ...... 29 Vernal ...... 6, *17+ Del Rio ...... 10, *24+ Denton ...... *2 Eagle Pass ...... 16+ VERMONT El Paso ...... 4, 7, 9, *13, 14, 26+, *38--, and 65 Farwell ...... 18+ Channel No. Fort Stockton ...... 5+ Fort Worth ...... 5+, 11-, 21-, *31+, and 52- Burlington ...... 3, 22+, *33-, 44+ Fredericksburg ...... 2+ Hartford ...... 31 Galveston ...... *22, 47 Rutland ...... *28+ Garland ...... 23 St. Johnsbury ...... *20- Greenville ...... 47+ Windsor ...... *41 Harlingen ...... 4+, *44, 60 Houston ...... 2-, *8, 11+, 13-, *14, 20, 26, 39-, and 61 VIRGINIA Irving ...... 49 Jacksonville ...... 56 Channel No. Katy ...... 51+ Kennville ...... 35+ Arlington ...... 14- Killeen ...... 62 Ashland ...... 65+ Lake Dallas ...... 55 Blacksburg ...... *43, 65- Laredo ...... 8, 13, 27-, *39 Bristol ...... 5+, *28- Liano ...... 14- Bluefield ...... *63+ Longview ...... 16+, 38-, and 51- Charlottesville ...... 29-, *41-, 64+ Lubbock ...... *5-,11,13-, 16+, 28, and 34- Courtland ...... *52 Lufkin ...... 9 Danville ...... 24-, 44+, *56 McAllen ...... 48 Farmville ...... *31-

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VIRGINIA—Continued WISCONSIN

Channel No. Channel No.

Fairfax ...... *56- Antigo ...... 46 Fredericksburg ...... 69+ Appleton ...... 32+ Front Royal ...... *42 Bloomington ...... *49 Goldvein ...... *53 Chippewa Falls ...... 48 Grundy ...... 68 Crandon ...... 4 Harrisonburg ...... 3- Eagle River ...... 34 Lynchburg ...... 13, 21-, *54+ Eau Claire ...... 13+, 18 Fond du Lac ...... 68 Manassas ...... 66+ Green Bay ...... 2+, 5+, 11+, 26+, *38, 50+ Marion ...... *52- Highland ...... *51 Norfolk-Portsmouth- 3+, 10+, 13-, *15, 27, 33, 49- and Janesville ...... 57+ Newport News-. Kenosha ...... 55- Hampton ...... *55+ Kieler ...... *46+ Norton ...... *47- LaCrosse ...... 8+, 19+, 25, *31 Onancock ...... *25+ Madison ...... 3, 15, *21-, 27+, 47+ Petersburg ...... 8 Manitowoc ...... 16+ Richmond ...... 6+, 12-, *23, 35+, *57-, 63 Marshfield ...... 39- Roanoke ...... 7-, 10, *15+, 27+, 38-, and 60 Mayville ...... 52 Staunton ...... *51- Menomonie ...... *28- Virginia Beach ...... 21+, 43+ Milwaukee ...... 4-, 6, *10+, 12, 18-, 24+, 30, *36, West Point ...... *46 and 58 Oshkosh ...... 22+and *50+ Park Falls ...... *36+ WASHINGTON Racine ...... 49+ Rhinelander ...... 12+ Channel No. Rice Lake ...... 16 Richland Center ...... 45+ Anacortes ...... 64 Sheboygan ...... 28 Bellevue ...... 33+, 51+ Sturgeon Bay ...... 42 Bellingham ...... 12+, 24, *34 Superior ...... 6+, 40 Centralia ...... *15+ Suring ...... 14- East Wenatchee ...... 249A Tomah ...... 43 Everett ...... 16- Wausau ...... 7-, 9, *20+, 33- Kennewick ...... 42+ Wittenberg ...... 55 Morton ...... 39 Olympia ...... 67 WYOMING Pasco ...... 19- Pullman ...... *10-, 24+ Channel No. Richland ...... 25, *31 Rochester ...... 26+ Casper ...... 2+, *6+, 13+, 14-, 20- Seattle ...... 4, 5+, 7, *9, 22+, 45+, and *62 Cheyenne ...... 5+, *17, 27-, 33- Spokane ...... 2-, 4-, 6-,*7+22, 28-, and 34- Jackson ...... 2, 11+ Tacoma ...... 11+, 13-, 20, *28, and *56 Lander ...... *4, 5 Vancouver ...... *14, 49 Laramie ...... *8+ Walla Walla ...... 9+ Rawlins ...... 11- Wenatchee ...... *18+, 27 Riverton ...... 10+ Yakima ...... 23+, 29+, 35, *47 Rock Springs ...... 13 Sheridan ...... 7, 9+, 12+ WEST VIRGINIA [See footnotes at end of tables] U.S. TERRITORIES AND POSSESSIONS [See footnotes at end of tables] Channel No. Channel No. Bluefield ...... 6-, 40- Charleston ...... 8+, 11+, 29, *49- Guam: Clarksburg ...... 12+, 46- Agana ...... *4, 8, 10, *12 Fairmont ...... 66- Tamuning ...... 14, 20 Grandview ...... *9- Puerto Rico: Huntington ...... 3+, 13+, *33+ Aguada ...... 50 Keyser ...... *30+ Aguadilla ...... *32, 44 Lewisburg ...... 59 Arecibo-Aguadilla ... 12+ Martinsburg ...... *44, 60+ Arecibo ...... 54, 60 Morgantown ...... *24- Bayamon ...... 36 Oak Hill ...... 4 Caguas ...... 11-, *58 Parkersburg ...... 15-, 39+, *57 Carolina ...... 52 Weirton ...... *50+ Cayey. Weston ...... 5 Fajardo ...... 13+, 34, and *40 Wheeling ...... 7, 1 14, *41 Guayama ...... 46 Williamson ...... *31+ Humacoa ...... 68 Mayaguez ...... 3+, 5-, 16, 22

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U.S. TERRITORIES AND POSSESSIONS— filed for a channel or community not Continued listed in the TV Table of Allotments if [See footnotes at end of tables] it is consistent with the rules and policies established in the Third Report Channel No. and Order in WT Docket 99–168 (FCC 01– Naranjito ...... 64 25), adopted January 18, 2001. Where Ponce ...... 7+, 9-, 14, 20, *26, 48 such a request is approved, the Media San Juan ...... 2+, 4-, *6+, 18, 24, 30, and *62 Bureau will change the Table of Allot- San Sebastian ...... 38 Utuado. ments to reflect that approval. Yauco ...... 42 [51 FR 44070, Dec. 8, 1986, as amended at 66 Virgin Islands: FR 10208, Feb. 14, 2001; 67 FR 13232, Mar. 21, Charlotte Amalie .... 10-, 17, *23, 43 Charlotte Amalie- *3, 6 *12 2002] Christiansted. Christiansted ...... 8+, 15, *21, 39 § 73.609 Zones. Frederiksted ...... 66 (a) For the purpose of allotment and Footnotes to tables: assignment, the United States is di- 1 Following the decision in Docket No. 18261, channels so vided into three zones as follows: indicated will not be available for television use until further action by the Commission. (1) Zone I consists of that portion of 2 Operation on this channel is subject to the conditions, the United States located within the terms, and requirements set out in the Report and Order in Docket No. 19075, RM–1645, adopted January 5, 1972, re- confines of the following lines drawn leased January 7, 1972, FCC 72–19. on the U.S. Albers Equal Area Projec- 3 [Reserved] 4 This channel is not available for use at Elgin unless and tion Map (based on standard parallels until it is determined by the Commission that it is not needed 291⁄2° and 451⁄2°; North American datum): for use at Joliet, Ill. 5 [Reserved] Beginning at the most easterly point 6 Stations using these allotments shall limit radiation toward on the State boundary line between stations on the same channel in Puerto Rico, to no more than the effective radiated power which would be radiated by an North Carolina and Virginia; thence in omnidirectional radio station using maximum permissible ef- a straight line to a point on the Vir- fective radiated power for antenna height above average terrain, at the minimum distances from such stations specified in ginia-West Virginia boundary line lo- Sec. 73.610(b). The FCC shall consider the status of the ne- cated at north latitude 37°49′ and west gotiations with the appropriate British authorities concerning these allotments when the applications for construction per- longitude 80°12′30″; thence westerly mits come before the FCC. along the southern boundary lines of the States of West Virginia, Ohio, Indi- (Sec. 5, 48 Stat. 1068; 47 U.S.C. 155) ana, and Illinois to a point at the junc- [28 FR 13660, Dec. 14, 1963] tion of the Illinois, Kentucky, and Mis- EDITORIAL NOTE: For FEDERAL REGISTER ci- souri State boundary lines; thence tations affecting § 73.606, see the List of CFR northerly along the western boundary Sections Affected, which appears in the line of the State of Illinois to a point Finding Aids section of the printed volume at the junction of the Illinois, Iowa, and on GPO Access. and Wisconsin State boundary lines; thence easterly along the northern § 73.607 Availability of channels. State boundary line of Illinois to the (a) Applications may be filed to con- 90th meridian; thence north along this struct TV broadcast stations only on meridian to the 43.5° parallel; thence the channels designated in the Table of east along this parallel to the United Allotments (§ 73.606(b)) and only in the States-Canada border; thence southerly communities listed therein. Applica- and following that border until it again tions which fail to comply with this re- intersects the 43.5° parallel; thence east quirement, whether or not accom- along this parallel to the 71st meridian; panied by a petition to amend the thence in a straight line to the inter- Table, will not be accepted for filing. section of the 69th meridian and the However, applications specifying chan- 45th parallel; thence east along the nels which accord with publicly an- 45th parallel to the Atlantic Ocean. nounced FCC Orders changing the When any of the above lines pass Table of Allotments will be accepted through a city, the city shall be consid- for filing even though such applica- ered to be located in Zone I. (See Fig- tions are tendered before the effective ure 1 of § 73.699.) dates of such channel changes. (2) Zone II consists of that portion of (b) Notwithstanding paragraph (a) of the United States which is not located this section, an application may be in either Zone I or Zone III, and Puerto

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Rico, Alaska, Hawaiian Islands and the of § 73.610. Thereafter, the provisions of said Virgin Islands. section shall be applicable. (3) Zone III consists of that portion of (b) Minimum co-channel allotment the United States located south of a and station separations: line, drawn on the United States Albers (1) Equal Area Projection Map (based on standard parallels 29.50 and 45.50 North Kilometers Zone American datum), beginning at a point Channels 2–13 Channels 14–69 on the east coast of Georgia and the 31st parallel and ending at the United I ...... 272.7 (169.5 miles) 248.6 (154.5 miles) States-Mexican border, consisting of II ...... 304.9 (189.5 miles) 280.8 (174.5 miles) arcs drawn with a 241.4 kilometer (150 III ...... 353.2 (219.5 miles) 329.0 (204.5 miles) mile) radius to the north from the following specified points: (2) The minimum co-channel distance separation between a station in one zone and a station in another zone North latitude West longitude shall be that of the zone requiring the (a) ...... 29°40′00″ 83°24′00″ lower separation. (b) ...... 30°07′00″ 84°12′00″ (c) Minimum allotment and station (c) ...... 30°31′00″ 86°30′00″ adjacent channel separations applica- ° ′ ″ ° ′ ″ (d) ...... 30 48 00 87 58 30 ble to all zones: (e) ...... 30°00′00″ 90°38′30″ (f) ...... 30°04′30″ 93°19′00″ (1) Channels 2–13 95.7 kilometers (59.5 (g) ...... 29°46′00″ 95°05′00″ miles). Channels 14–69 87.7 kilometers (h) ...... 28°43′00″ 96°39′30″ (54.5 miles). ° ′ ″ ° ′ ″ (i) ...... 27 52 30 97 32 00 (2) Due to the frequency spacing When any of the above arcs pass which exists between Channels 4 and 5, through a city, the city shall be consid- between Channels 6 and 7, and between ered to be located in Zone II. (See Fig- Channels 13 and 14, the minimum adja- ure 2 of § 73.699.) cent channel separations specified above shall not be applicable to these [28 FR 13660, Dec. 14, 1963, as amended at 33 pairs of channels (see § 73.603(a)). FR 15422, Oct. 17, 1968; 50 FR 23697, June 5, (d) In addition to the requirements of 1985; 51 FR 44070, Dec. 8, 1986] paragraphs (a), (b) and (c) of this section, the minimum assignment and sta- § 73.610 Minimum distance separations between stations. tion separations between stations on Channels 14–69, inclusive, as set forth (a) The provisions of this section re- in Table II of § 73.698 must be met in ei- late to allotment separations and sta- ther rule-making proceedings looking tion separations. Petitions to amend towards the amendment of the Table of the Table of Allotments (§ 73.606(b)) Assignments (§ 73.606(b)) or in licensing (other than those also expressly re- proceedings. No channel listed in col- questing amendment of this section or umn (1) of Table II of § 73.698 will be as- § 73.609) will be dismissed and all appli- signed to any city, and no application cations for new TV broadcast stations for an authorization to operate on such or for changes in the transmitter sites a channel will be granted, unless the of existing stations will not be accept- distance separations indicated at the ed for filing if they fail to comply with top of columns (2) through (7), inclu- the requirements specified in para- sive, are met with respect to each of graphs (b), (c) and (d) of this section. the channels listed in those columns NOTE: Licensees and permittees of tele- and parallel with the channel in col- vision broadcast stations which were oper- umn (1). ating on April 14, 1952 pursuant to one or (e) The zone in which the transmitter more separations below those set forth in of a television station is located or pro- § 73.610 may continue to so operate, but in no posed to be located determines the ap- event may they further reduce the separa- plicable rules with respect to co-chan- tions below the minimum. As the existing separations of such stations are increased, nel distance separations where the the new separations will become the required transmitter is located in a different minimum separations until separations are zone from that in which the channel to reached which comply with the requirements be employed is located.

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(f) The distances listed below apply coordinates of the other community as only to allotments and assignments on set forth in the publication of the Channel 6 (82–88 MHz). The Commission United States Department of the Inte- will not accept petitions to amend the rior entitled, Index to The National Table of Allotments, applications for Atlas of the United States of America. If new stations, or applications to change this publication does not contain the the channel or location of existing as- coordinates for said other community, signments where the following min- the coordinates of the main post office imum distances (between transmitter thereof shall be used. sites, in kilometers) from any FM (3) Where no authorized transmitter Channel 253 allotment or assignment sites are available for use as reference are not met: points in both communities for the pertinent channels, the distance between MINIMUM DISTANCE SEPARATION FROM FM the two communities listed in the CHANNEL 253 (98.5 MHZ) above publication shall be used. If said TV Zones II publication does not contain such dis- Fm Class TV Zone I & III tance, the separation between the two communities shall be determined by A ...... 17 22 B1 ...... 19 23 the distance between the coordinates B ...... 22 26 thereof as set forth in the publication. C3 ...... 19 23 Where such coordinates are not con- C2 ...... 22 26 C1 ...... 29 33 tained in the publication, the coordi- C ...... 36 41 nates of the main post offices of said communities shall be used. (Secs. 4, 5, 303, 48 Stat., as amended, 1066, (4) Where the distance between the 1068, 1082 (47 U.S.C. 154, 155, 303)) reference point in a community to which a channel is proposed to be as- [28 FR 13660, Dec. 14, 1963, as amended at 37 signed and the reference point in an- FR 25842, Dec. 5, 1972; 44 FR 65765, Nov. 15, 1979; 47 FR 35990, Aug. 18, 1982; 50 FR 23698, other community or communities does June 5, 1985; 51 FR 44070, Dec. 8, 1986; 54 FR not meet the minimum separation re- 14964, Apr. 14, 1989; 54 FR 16368, Apr. 24, 1989; quirements of § 73.610, the channel may 54 FR 35340, Aug. 25, 1989] be assigned to such community upon a showing that a transmitter site is § 73.611 Reference points and distance available that would meet the min- computations. imum separation requirements of (a) In considering petitions to amend § 73.610 and the minimum field strength the Table of Allotments (§ 73.606(b)), requirements of § 73.685. In such cases, the following reference points shall be where a station is not authorized in the used by the Commission in determining community or communities to which assignment separations between com- measurements from the proposed chan- munities: nel assignment must be made pursuant (1) Where transmitter sites for the to § 73.610 a showing should also be pertinent channels have been author- made that the distance between suit- ized in communities involved in a peti- able transmitter sites in such other tion to amend the Table of Allotments, community or communities and the separations between such communities proposed transmitter site for the new shall be determined by the distance be- channel meet the Commission’s min- tween the coordinates of the author- imum spacing and coverage require- ized transmitter sites in the respective ments. communities as set forth in the Com- (b) Station separations in licensing mission’s authorizations therefor. proceedings shall be determined by the (2) Where an authorized transmitter distance between the coordinates of the site is available for use as a reference proposed transmitter site in one com- point in one community but not in the munity and other for the pertinent channels, sepa- (1) The coordinates of an authorized rations shall be determined by the dis- transmitter site for the pertinent chan- tance between the coordinates of the nel in the other community; or, where transmitter site as set forth in the such transmitter site is not available FCC’s authorization therefor and the for use as a reference point,

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(2) The coordinates of the other com- tees and licensees shall be afforded pro- munity as set forth in the Index to The tection from interference equivalent to National Atlas of the United States of the protection afforded under the min- America; or if not contained therein, imum distance separations specified in (3) The coordinates of the main post this subpart. office of such other community. (4) In addition, where there are pend- NOTE: The nature and extent of the protec- ing applications in other communities tion from interference accorded to TV broadcast stations which were authorized prior to which, if granted, would have to be April 14, 1952, and which were operating on considered in determining station sepa- said date is limited not only as specified rations, the coordinates of the trans- above but is further limited by any smaller mitter sites proposed in such applica- separations existing between such stations tions must be used to determine wheth- on said date. Where, as a result of the adop- er the requirements with respect to tion of the Table of Allotments or of changes minimum separations between the pro- in transmitter sites made by such stations posed stations in the respective cities after said date, separations smaller than the have been met. required minimum are increased but still re- (c) In measuring assignment and sta- main lower than the required minimum, protection accorded such stations will be lim- tion separations involving cities listed ited to the new separations. in the Table in combination, where there is no authorized transmitter site [28 FR 13660, Dec. 14, 1963, as amended at 32 in any of the combination cities on the FR 8814, June 21, 1967; 50 FR 23698, June 5, channel involved, separation measure- 1985; 51 FR 44070, Dec. 8, 1986] ments shall be made from the reference point which will result in the lowest § 73.613 Protection of Class A TV stations. separation. (d) To calculate the distance between (a) An application for a new TV two reference points see paragraph (c), broadcast station or for changes in the § 73.208. However, distances shall be operating facilities of an existing TV rounded to the nearest tenth of a kilo- broadcast station will not be accepted meter. for filing if it fails to comply with the [52 FR 11655, Apr. 10, 1987] requirements specified in this section. NOTE TO § 73.613(a): Licensees and permit- § 73.612 Protection from interference. tees of TV broadcast stations that were au- (a) Permittees and licensees of TV thorized on November 29, 1999 (and appli- broadcast stations are not protected cants for new TV stations that had been cut- from any interference which may be off without competing applications or that caused by the grant of a new station or were the winning bidder in a TV broadcast station auction as of that date, or that were of authority to modify the facilities of the proposed remaining applicant in a group an existing station in accordance with of mutually exclusive applications for which the provisions of this subpart. The na- a settlement agreement was on file as of that ture and extent of the protection from date) may continue to operate with facilities interference accorded to TV broadcast that do not protect Class A TV stations. Ap- stations is limited solely to the protec- plications filed on or before November 29, tion which results from the minimum 1999 for a change in the operating facilities allotment and station separation re- of such stations also are not required to pro- quirements and the rules and regula- tect Class A TV stations under the provisions of this section. tions with respect to maximum powers and antenna heights set forth in this (b) Due to the frequency spacing subpart. which exists between TV channels 4 (b) When the Commission determines and 5, between channels 6 and 7, and be- that grant of an application would tween channels 13 and 14, first-adjacent serve the public interest, convenience, channel protection standards shall not and necessity and the instrument of be applicable to these pairs of chan- authorization specifies an antenna lo- nels. Some interference protection re- cation in a designated antenna farm quirements of this section only apply area which results in distance separa- to stations transmitting on the UHF tion less than those specified in this TV channels 14 through 51 (See subpart, TV broadcast station permit- § 73.603(a) of this part).

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(c) A UHF TV broadcast station ap- specify an offset carrier frequency or plication will not be accepted if it where the TV broadcast and Class A TV specifies a site less than 100 kilometers stations do not specify different offset from the transmitter site of a UHF carrier frequencies (zero, plus or Class A TV station operating on a minus) or ¥28 dB for offset carrier fre- channel which is the seventh channel quency operation where the TV broad- above the requested channel. Compli- cast and Class A TV stations specify ance with this requirement shall be de- different offset carrier frequencies. termined based on a distance computa- (2) 6 dB when the protected Class A tion rounded to the nearest kilometer. TV station operates on a VHF channel (d) A UHF TV broadcast station ap- that is one channel above the requested plication will not be accepted if it channel. specifies a site less than 32 kilometers from the transmitter site of a UHF (3) 12 dB when the protected Class A Class A TV station that is authorized TV station operates on a VHF channel an effective radiated power of more that is one channel below the requested than 50 kilowatts and operating on a channel. channel which is the second, third, or (4) 15 dB when the protected Class A fourth channel above or below the re- TV station operates on a UHF channel quested channel. Compliance with this that is one channel above or below the requirement shall be determined based requested channel. on a distance computation rounded to (5) 23 dB when the protected Class A the nearest kilometer. TV station operates on a UHF channel (e) In cases where a TV broadcast that is fourteen channels below the re- station has been authorized facilities quested channel. that do not meet the distance separa- (6) 6 dB when the protected Class A tion requirements of this section, an TV station operates on a UHF channel application to modify such a station’s that is fifteen channels below the re- facilities will not be accepted if it de- quested channel. creases that separation. (h) New interference must not be (f) New interference must not be caused to digital Class A TV stations caused to Class A TV stations authorized pursuant to Subpart J of this part, authorized pursuant to Subpart J of within the protected contour defined in this part, within the protected contour § 73.6010 of this part. For this pre- defined in § 73.6010 of this part. A TV diction, the TV broadcast station field broadcast station application will not strength is calculated from the pro- be accepted if the ratio in dB of the posed effective radiated power and the field strength of the digital Class A TV antenna height above average terrain station at the digital Class A TV sta- in pertinent directions using the meth- tion’s protected contour to the field ods in § 73.684 of this part. strength resulting from the facilities (1) For co-channel protection, the proposed in the TV broadcast station field strength is calculated using the application fails to meet the D/U signal appropriate F(50,10) chart from Figure ratios for ‘‘analog TV-into-DTV’’ speci- 9a, 10a, or 10c of § 73.699 of this part. fied in §§ 73.623(c)(2) and 73.623(c)(3) of (2) For TV broadcast stations that do this part. For digital Class A TV sta- not specify the same channel as the tion protection, the TV broadcast sta- Class A TV station to be protected, the tion field strength is calculated from field strength is calculated using the the proposed effective radiated power appropriate F(50,50) chart from Figure and the antenna height above average 9, 10, or 10b of § 73.699 of this part. terrain in pertinent directions using (g) A TV broadcast station applica- the methods in § 73.684 of this part and tion will not be accepted if the ratio in using the appropriate F(50,10) chart dB of its field strength to that of the from Figure 9a, 10a, or 10c of § 73.699 of Class A TV station at the Class A TV station’s protected contour fails to this part. meet the following: (i) In cases where a TV broadcast sta- (1) ¥45 dB for co-channel operations tion has been authorized facilities that where the Class A TV station does not do not meet the interference protection

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requirements of this section, an appli- 15 dBk ≤ ERPMax≤25 dBk cation to modify such a station’s facili- (5) Channels 14–69 in Zones I, II, and ties will not be accepted if it is pre- III: dicted to cause new interference within the protected contour of the Class A ERPMax=84.57–17.08* Log10 (HAAT) TV or digital Class A TV station. And, (j) In support of a request for waiver 27 dBk ≤ ERP ≤37 dBk of the interference protection require- Max ments of this section, an applicant for Where:

a TV broadcast station may make full ERPMax=Maximum Effective Radiated Power use of terrain shielding and Longley- measured in decibels above 1 kW (dBk). Rice terrain dependent propagation HAAT=Height Above Average Terrain meas- methods to demonstrate that the pro- ured in meters. posed facility would not be likely to The boundaries specified are to be used cause interference to Class A TV sta- to determine the maximum possible tions. Guidance on using the Longely- combination of antenna height and Rice methodology is provided in OET ERPdBk. When specifying an ERPdBk Bulletin No. 69, which is available less than that permitted by the lower through the Internet at http:// boundary, any antenna HAAT can be www.fcc.gov/oet/info/documents/bulletins/ used. Also, for values of antenna HAAT #69. greater than 2,300 meters the maximum [65 FR 3001, May 10, 2000] ERP is the lower limit specified for each equation. § 73.614 Power and antenna height re- (6) The effective radiated power in quirements. any horizontal or vertical direction (a) Minimum requirements. Applica- may not exceed the maximum values tions will not be accepted for filing if permitted by this section. they specify less than ¥10 dBk (100 (7) The effective radiated power at watts) horizontally polarized visual ef- any angle above the horizontal shall be fective radiated power in any hori- as low as the state of the art permits, zontal direction. No minimum antenna and in the same vertical plane may not height above average terrain is speci- exceed the effective radiated power in fied. either the horizontal direction or below (b) Maximum power. Applications will the horizontal, whichever is greater. not be accepted for filing if they speci- (c) Determination of applicable rules. fy a power which exceeds the maximum The zone in which the transmitter of a permitted boundaries specified in the television station is located or pro- following formulas: posed to be located determines the applicable rules with respect to max- (1) Channels 2–6 in Zone I: imum antenna heights and powers for ERPMax=102.57–33.24*Log10(HAAT) VHF stations when the transmitter is And, located in Zone I and the channel to be employed is located in Zone II, or the ¥ ≤ ≤ 10 dBk ERPMax 20 dBk transmitter is located in Zone II and (2) Channels 2–6 in Zones II and III: the channel to be employed is located in Zone I. ERPMax=67.57–17.08* Log10 (HAAT) [28 FR 13660, Dec. 14, 1963, as amended at 42 And, FR 20823, Apr. 22, 1977; 42 FR 48881, Sept. 26, 10 dBk ≤ ERPMax≤20 dBk 1977; 47 FR 35990, Aug. 18, 1982; 50 FR 23698, (3) Channels 7–13 in Zone I: June 5, 1985; 56 FR 49707, Oct. 1, 1991; 58 FR 51250, Oct. 1, 1993] ERPMax=107.57–33.24* Log10 (HAAT) § 73.615 Administrative changes in au- And, thorizations. ¥ ≤ ≤ 4.0 dBk ERPMax 25 dBk In the issuance of television broad- (4) Channels 7–13 in Zones II and III: cast station authorizations, the Com- mission will specify the transmitter ERPMax=72.57–17.08* Log10 (HAAT) output power and effective radiated And, power to the nearest 0.1 dBk. Power

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specified by kWs shall be obtained by service contour of that station that are converting dBk to kWs to 3 significant predicted to receive interference from figures. Antenna heights above average the post-transition DTV allotment fa- terrain will be specified to the nearest cilities of the applicant or portions of meter. Midway figures will be author- that population receiving masking in- ized in the lower alternative. terference from any other station. [50 FR 23698, June 5, 1985] (1) For evaluating compliance with the requirements of this paragraph, in- § 73.616 Post-transition DTV station interference to populations served is to terference protection. be predicted based on the 2000 census (a) Applications seeking facilities population data and otherwise accord- that will operate prior to the end of the ing to the procedure set forth in OET DTV transition must also comply with Bulletin No. 69: ‘‘Longley-Rice Method- § 73.623. ology for Evaluating TV Coverage and (b) A petition to add a new channel Interference’’ (February 6, 2004) (incor- to the post-transition DTV Table of Al- porated by reference, see § 73.8000), in- lotments contained in § 73.622(i) of this cluding population served within serv- subpart will not be accepted unless it meets: the DTV-to-DTV geographic ice areas determined in accordance spacing requirements of § 73.623(d) with with § 73.622(e), consideration of wheth- respect to all existing DTV allotments er F(50,10) undesired signals will exceed in the post-transition DTV Table; the the following desired-to-undesired (D/ principle community coverage require- U) signal ratios, assumed use of a di- ments of § 73.625(a); the Class A TV and rectional receiving antenna, and use of digital Class A TV protection require- the terrain dependent Longley-Rice ments in paragraph (f) of this section; point-to-point propagation model. Ap- the land mobile protection require- plicants may request the use of a cell ments of § 73.623(e); and the FM radio size other than the default of 2.0 km protection requirement of § 73.623(f). per side, but only requests for cell sizes (c) The reference coordinates of a of 1.0 km per side or 0.5 km per side post-transition DTV allotment shall be will be considered. The threshold levels the authorized transmitter site, or, at which interference is considered to where such a transmitter site is not occur are: available for use as a reference point, (i) For co-channel stations, the D/U the coordinates as designated in the ratio is +15 dB. This value is only valid FCC order creating or modifying the at locations where the signal-to-noise post-transition DTV Table of Allot- ments. ratio is 28 dB or greater. At the edge of (d) The protected facilities of a post- the noise-limited service area, where transition DTV allotment shall be the the signal-to-noise (S/N) ratio is 16 dB, facilities (effective radiated power, an- this value is +23 dB. At locations where tenna height and antenna directional the S/N ratio is greater than 16 dB but radiation pattern, if any) authorized by less than 28 dB, D/U values are com- a construction permit or license, or, puted from the following formula: where such an authorization is not D/U = 15+10log [1.0/(1.0¥10¥x/10)] available for establishing reference fa- 10 cilities, the facilities designated in the Where x = S/N–15.19 (minimum signal to FCC order creating or modifying the noise ratio) post-transition DTV Table of Allot- (ii) For interference from a lower ments. first-adjacent channel, the D/U ratio is (e) An application will not be accept- ¥28 dB. ed if it is predicted to cause interference to more than an additional 0.5 (iii) For interference from an upper percent of the population served by an- first-adjacent channel, the D/U ratio is other post-transition DTV station. For ¥26 dB. this purpose, the population served by (2) Due to the frequency spacing that the station receiving additional inter- exists between Channels 4 and 5, be- ference does not include portions of the tween Channels 6 and 7, and between population within the noise-limited

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Channels 13 and 14, the minimum adja- ized facilities required to be protected pursu- cent channel technical criteria speci- ant to this rule section. fied in this section shall not be applica- [73 FR 5682, Jan. 30, 2008] ble to these pairs of channels (see § 73.603(a)). § 73.621 Noncommercial educational (f) A petition to add a new channel to TV stations. the post-transition DTV Table or a In addition to the other provisions of post-transition DTV station applica- this subpart, the following shall be ap- tion that proposes to expand its allot- plicable to noncommercial educational ted or authorized coverage area in any television broadcast stations: direction will not be accepted if it is (a) Except as provided in paragraph predicted to cause interference to a (b) of this section, noncommercial edu- Class A TV station or to a digital Class cational broadcast stations will be li- A TV station authorized pursuant to censed only to nonprofit educational subpart J of this part, within the pro- organizations upon a showing that the tected contour defined in § 73.6010. proposed stations will be used pri- (1) Interference is predicted to occur marily to serve the educational needs if the ratio in dB of the field strength of the community; for the advance- of a Class A TV station at its protected ment of educational programs; and to contour to the field strength resulting furnish a nonprofit and noncommercial from the facilities proposed in the DTV television broadcast service. application (calculated using the appropriate F(50,10) chart from Figure 9a, (1) In determining the eligibility of 10a, or 10c of § 73.699) fails to meet the publicly supported educational organi- D/U signal ratios for ‘‘DTV-into-analog zations, the accreditation of their re- TV’’ specified in § 73.623(c)(2). spective state departments of education shall be taken into consider- (2) Interference is predicted to occur ation. if the ratio in dB of the field strength of a digital Class A TV station at its (2) In determining the eligibility of protected contour to the field strength privately controlled educational orga- resulting from the facilities proposed nizations, the accreditation of state de- in the DTV application (calculated partments of education or recognized using the appropriate F(50,10) chart regional and national educational ac- from Figure 9a, 10a, or 10c of § 73.699) crediting organizations shall be taken fails to meet the D/U signal ratios spec- into consideration. ified in paragraph (e) of this section. (b) Where a municipality or other po- (3) In support of a request for waiver litical subdivision has no independ- of the interference protection require- ently constituted educational organiza- ments of this section, an applicant for tion such as, for example, a board of a post-transition DTV broadcast sta- education having autonomy with re- tion may make full use of terrain spect to carrying out the municipal- shielding and Longley-Rice terrain de- ity’s educational program, such mu- pendent propagation methods to dem- nicipality shall be eligible for a non- onstrate that the proposed facility commercial educational television would not be likely to cause inter- broadcast station. In such cir- ference to Class A TV stations. Guid- cumstances, a full and detailed show- ance on using the Longley-Rice meth- ing must be made that a grant of the odology is provided in OET Bulletin application will be consistent with the No. 69, which is available through the intent and purpose of the Commission’s Internet at http://www.fcc.gov/oet/info/ rules and regulations relating to such documents/bulletins/#69. stations. (c) Noncommercial educational tele- NOTE TO § 73.616: When this rule was adopt- vision broadcast stations may transmit ed, the filing freeze announced in an August educational, cultural and entertain- 2004 public notice (19 FCC Rcd 14810 (MB ment programs, and programs designed 2004)) remained in effect. For a short period of time after the filing freeze is lifted, until for use by schools and school systems a date to be announced by a Media Bureau in connection with regular school public notice, applicants must protect Ap- courses, as well as routine and admin- pendix B facilities in addition to any author- istrative material pertaining thereto.

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(d) A noncommercial educational tel- shall be resolved pursuant to the point evision station may broadcast pro- system in subpart K. grams produced by or at the expense of, (i) With respect to the provision of or furnished by persons other than the advanced television services, the re- licensee, if no other consideration than quirements of this section will apply to the furnishing of the program and the the entire digital bitstream of non- costs incidental to its production and commercial educational television sta- broadcast are received by the licensee. tions, including the provision of ancil- The payment of line charges by an- lary or supplementary services. other station, network, or someone other than the licensee of a non- [28 FR 13660, Dec. 14, 1963, as amended at 35 FR 7558, May 15, 1970; 47 FR 36179, Aug. 19, commercial educational television sta- 1982; 48 FR 27068, June 13, 1983; 49 FR 29069, tion, or general contributions to the July 18, 1984; 50 FR 4664, Feb. 1, 1985; 50 FR operating costs of a station, shall not 4684, Feb. 1, 1985; 61 FR 36304, July 10, 1996; 65 be considered as being prohibited by FR 36378, June 8, 2000; 66 FR 58982, Nov. 26, this paragraph. 2001] (e) Each station shall furnish a nonprofit and noncommercial broadcast § 73.622 Digital television table of al- service. Noncommercial educational lotments. television stations shall be subject to (a) General. The following table of al- the provisions of § 73.1212 to the extent lotments contains the digital tele- that they are applicable to the broad- vision (DTV) channel allotments des- cast of programs produced by, or at the ignated for the listed communities in expense of, or furnished by others. No the United States, its Territories, and promotional announcements on behalf of possessions. The initial DTV Table of for profit entities shall be broadcast at Allotments was established on April 3, any time in exchange for the receipt, in 1997, to provide a second channel for whole or in part, of consideration to DTV service for all eligible analog tele- the licensee, its principals, or employ- vision broadcasters. Requests for addi- ees. However, acknowledgements of tion of new DTV allotments, or re- contributions can be made. The sched- quests to change the channels allotted uling of any announcements and ac- to a community must be made in a pe- knowledgements may not interrupt reg- tition for rule making to amend the ular programming. DTV Table of Allotments. A request to amend the DTV table to change the NOTE: Commission interpretation of this channel of an allotment in the DTV rule, including the acceptable form of acknowledgements, may be found in the Sec- table will be evaluated for technical ond Report and Order in Docket No. 21136 acceptability using engineering cri- (Commission Policy Concerning the Non- teria set forth in § 73.623(c). A request commercial Nature of Educational Broadcast to amend the DTV table to add a new Stations), 86 F.C.C. 2d 141 (1981); the Memo- allotment will be evaluated for tech- randum Opinion and Order in Docket No. nical acceptability using the geo- 21136, 90 FCC 2d 895 (1982), and the Memo- graphic spacing criteria set forth in randum Opinion and Order in Docket 21136, § 73.623(d). DTV allotments designated 49 FR 13534, April 5, 1984. with an asterisk are assigned for use by (f) Telecommunications Service on non-commercial educational broadcast the Vertical Blanking Interval and in stations only. Stations operating on the Visual Signal. The provisions gov- DTV allotments designated with a ‘‘c’’ erning VBI and visual signal tele- are required to comply with paragraph communications service in § 73.646 are (g) of this section. Rules governing applicable to noncommercial edu- noncommercial educational TV sta- cational TV stations. tions are contained in § 73.621. Where (g) Non-program related data signals there is only one technically available transmitted on Line 21 pursuant to channel available in a community, an § 73.682(a)(22)(ii) may be used for remu- entity that would be eligible to operate nerative purposes. a noncommercial educational broad- (h) Mutually exclusive applications cast station may, prior to application, for noncommercial educational TV sta- initiate a rulemaking proceeding re- tions operating on reserved channels questing that an unoccupied or new

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channel in the community be changed ARIZONA—Continued or added as reserved only for noncommercial educational broadcasting Community Channel No. upon demonstrating that the non- Tolleson ...... 52c commercial educational proponent Tucson ...... 19c, 23, 25, *28c, *30, 32, 35, 42 would provide a first or second non- Yuma ...... 16, 41 commercial educational TV service to 2,000 or more people who constitute ARKANSAS 10% of the population within the pro- Community Channel No. posed allocation’s noise limited contour. Arkadelphia ...... *13 (1) Petitions requesting the addition El Dorado ...... *12, 27 Fayetteville ...... *9, 15 of a new allotment must specify a Fort Smith ...... 18, 21, 27 channel in the range of channels 2–51. Hot Springs ...... 14 (2) Petitions requesting a change in Jonesboro ...... 9c, *20c, 49c Little Rock ...... *5, 12c, 22, 30, 32, 44 the channel of an initial allotment Mountain View ...... *13 must specify a channel in the range of Newark ...... *27 channels 2–58. Pine Bluff ...... 24, 39c (b) DTV Table of Allotments. Rogers ...... 50 Springdale ...... 39 ALABAMA CALIFORNIA Community Channel No. Community Channel No. Anniston ...... 9 Bessemer ...... 18c Anaheim ...... 32 Birmingham ...... 30, 36, 50, 52, *53 Arcata ...... 22 Demopolis ...... *19 Avalon ...... 47c Dothan ...... 21, 36 Bakersfield ...... 10, 25, 33, 55 Dozier ...... *11 Barstow ...... 44 Florence ...... 14, 20, *22 Blythe ...... *4 Gadsden ...... 26, 45c Calipatria ...... 50 Homewood ...... 28 Ceres ...... *15c Huntsville ...... *24, 32c, 41, 49c, 59 Chico ...... 36, 43 Louisville ...... *44c Clovis ...... 44c Mobile ...... 9, 18, 20, 27, *41, 47 Coalinga ...... *22 Montgomery ...... 14, 16, *27, 46c, 51 Concord ...... 63c Mount Cheaha ...... *56 Corona ...... 39 Opelika ...... 31 Cotati ...... *23c Ozark ...... 33 El Centro ...... 22, 48 Selma ...... 55 Eureka ...... *11, 16, 17, 28 Troy ...... 48 Fort Bragg ...... 15 Tuscaloosa ...... 5 Fresno ...... 7, 9, 34, 38, *40 Tuskegee ...... 24 Hanford ...... 20 Huntington Beach ...... *48 ALASKA Long Beach ...... 61c Los Angeles ...... 31c, 35c, 36, *41c, 42, 43, 53c, *59c, Community Channel No. 60, 65c, 66 Merced ...... 5 Anchorage ...... 6c, *8c, 10c, 12c, 20, *26, 28, 32 Modesto ...... 18 Bethel ...... *3 Monterey ...... 31, 32 Dillingham ...... *9 Novato ...... 47 Fairbanks ...... 18, 22, *24, 26, 28 Oakland ...... 56 Juneau ...... *10, 11 Ontario ...... 29c Ketchikan ...... *8, 13 Oxnard ...... 24 North Pole ...... 20 Palm Springs ...... 46, 52 Sitka ...... 2 Paradise ...... 20 Porterville ...... 48 Rancho Palos Verdes 51c ARIZONA Redding ...... *18, 34 Riverside ...... 68 Community Channel No. Sacramento ...... 21, 35, *43, 48, *53, 55, 61 Salinas ...... 10, 13 Flagstaff ...... 18, 22, 27, 32 San Bernardino ...... *26, 38 Green Valley ...... 47c San Diego ...... 18, 19, 25, *30, 40c, 55 Kingman ...... 19, *46 San Francisco ...... 19, 24, 27c, 29, *30, *33c, 39c, 45c, Mesa ...... 36 51, 57 Phoenix ...... 17, 20, 24, 26, *29, 31, 34c, 49, 56 San Jose ...... 12c, 41, 49c, *50, 52 Prescott ...... 25 San Luis Obispo ...... 15, 34c Sierra Vista ...... 44 San Mateo ...... *43

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CALIFORNIA—Continued FLORIDA—Continued

Community Channel No. Community Channel No.

Sanger ...... 36 Bradenton ...... *5, 42 Santa Ana ...... 23c Cape Coral ...... 35 Santa Barbara ...... 21, 27 Clearwater ...... 21 Santa Maria ...... 19 Clermont ...... 17 Santa Rosa ...... 54 Cocoa ...... *30, 53c Stockton ...... 25, 46, 62 Daytona Beach ...... 11, 49 Twentynine Palms ..... 23 Fort Lauderdale ...... 52c Vallejo ...... 34 Fort Myers ...... 9, 15, *31c Ventura ...... 49 Fort Pierce ...... *38, 50 Visalia ...... 28, *50c Fort Walton Beach ..... 40, 49, 50 Watsonville ...... *58 Gainesville ...... 16, *36 High Springs ...... 28 COLORADO Hollywood ...... 47 Jacksonville ...... 13c, 19, 32, 34, *38, 42, *44 Community Channel No. Key West ...... 3, 12 Lake Worth ...... 36 Boulder ...... 15c Lakeland ...... 19 Broomfield ...... *38 Leesburg ...... 40, *46c Castle Rock ...... 45 Live Oak ...... 48 Colorado Springs ...... 10, 22c, 24 Marathon ...... *34 Craig ...... *48 Melbourne ...... 20, 48 Denver ...... 16, 17, *18, 19, 32c, 34, 35, *40, 43, Miami ...... 8c, 9, *18c, 19, *20, 22, 24c, 26, 31, 51c 32, 46c Durango ...... 15 Naples ...... 41, 45 Fort Collins ...... 21 New Smyrna Beach ... *33 Glenwood Springs ..... 23, *39 Ocala ...... 31 Grand Junction ...... 2, 7, 12c, 15, *17 Orange Park ...... 10 Greeley ...... 45 Orlando ...... 14, 22, *23, 39, 41, 58 La Junta ...... *30 Palm Beach ...... 49 Lamar ...... *50 Panama City ...... 8, 9, 19, *38 Leadville ...... *49 Panama City Beach ... 47c Longmont ...... 29 Pensacola ...... 17, *31, 34c, 45c Montrose ...... 13 Sarasota ...... 52 Pueblo ...... *26, 42 St. Petersburg ...... 24, 57, 59 Steamboat Springs .... 10 Tallahassee ...... 2, 22, *32 Sterling ...... 23 Tampa ...... 7, 12, 29c, *34, 47, *54 Tequesta ...... 16 Tice ...... 33 CONNECTICUT Venice ...... 25 West Palm Beach ...... 13c, *27, 28, 55 Community Channel No.

Bridgeport ...... 42, *52 Hartford ...... 31, *32, 33, 46 GEORGIA New Britain ...... 35 New Haven ...... 6, 10, *39 Community Channel No. New London ...... 34 Albany ...... 12, 17 Norwich ...... *45 Waterbury ...... 12 Athens ...... *12c, 48 Atlanta ...... 10, 19, 20, *21, 25, 27, 39, *41, 43 Augusta ...... 30, 31, 42, 51 DELAWARE Bainbridge ...... 50c Baxley ...... 35c Community Channel No. Brunswick ...... 24 Chatsworth ...... *33 Seaford ...... *44 Cochran ...... *7 Wilmington ...... 31, *55 Columbus ...... 15, *23, 35, 47, 9 Cordele ...... 51 Dalton ...... 16 DISTRICT OF COLUMBIA Dawson ...... *8 Macon ...... 4, 16, 40, 45 Community Channel No. Monroe ...... 44 Pelham ...... *5 Washington ...... *27c, *33c, 34, 35, 36, 39, 48, 51c Perry ...... 32 Rome ...... 51 Savannah ...... *13, 15, 23c, 39 FLORIDA Thomasville ...... 46 Toccoa ...... 24 Community Channel No. Valdosta ...... 43 Waycross ...... *9c Apalachicola ...... 3 Wrens ...... *2 Boca Raton ...... *40

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HAWAII INDIANA—Continued

Community Channel No. Community Channel No.

Hilo ...... 8, 18, *19, 21, 22, 23, *31, *39c Muncie ...... 52 Honolulu ...... 8, *10c, *18, 19, 22, 23, 27c, 31, Richmond ...... 39 33c, 35, 40, *43 Salem ...... 51 Kailua Kona ...... 25 South Bend ...... 30, *35c, 42, 48 Kaneohe ...... 41 Terre Haute ...... 24, 36, 39c Lihue ...... *7, *12, *28c, *45 Vincennes ...... *52 Wailuku ...... 16c, 24, *28c, 29, *30, *34c, 36, 45

IOWA IDAHO Community Channel No. Community Channel No. Ames ...... 59 Boise ...... *21, 26, 28 Burlington ...... 41 Burley ...... *48 Cedar Rapids ...... 27, 47, 51, 52 Caldwell ...... 10c Centerville ...... *44 Coeur D’alene ...... *45 Council Bluffs ...... *33c Filer ...... *18 Davenport ...... *34, 49, 56 Idaho Falls ...... 9c, 36 Des Moines ...... 16, 19, 26, 31, *50, 56 Lewiston ...... 32 Dubuque ...... 43 Moscow ...... *12 Fort Dodge ...... *25 Nampa ...... 13c, 24 Iowa City ...... 25, *45 Pocatello ...... *17, 23 Mason City ...... *18, 42 Twin Falls ...... 16, *22, 34 Ottumwa ...... 14 Weiser ...... *34 Red Oak ...... *35 Sioux City ...... *28c, 30, 39, 41, 49 Waterloo ...... *35, 55 ILLINOIS

Community Channel No. KANSAS

Aurora ...... 59 Community Channel No. Bloomington ...... 28 Carbondale ...... *40 Colby ...... 17, *19 Champaign ...... 41, 48 Derby ...... 46 Charleston ...... *50 Ensign ...... 5 Chicago ...... 3c, 19, *21c, 27c, 29, 31, 43, 45c, Fort Scott ...... 40 *47, 52 Garden City ...... 16, 18, *42 Decatur ...... 18c, 22 Goodland ...... 14 East St. Louis ...... 47c Great Bend ...... 22 Freeport ...... 41 Hays ...... *16, 20 Harrisburg ...... 34 Hutchinson ...... 19, *29, 35 Jacksonville ...... *15c Lakin ...... *8 Joliet ...... 53 Lawrence ...... 36 Lasalle ...... 10 Oakley ...... *40 Macomb ...... *21 Pittsburg ...... 13 Marion ...... 17 Salina ...... 17 Moline ...... *23, 38 Topeka ...... *23, 28c, 44, 48 Mount Vernon ...... 21 Wichita ...... 21, 26, 31, 45 Olney ...... *19 Peoria ...... 30, 39, 40, *46, 57 Quincy ...... 32, *34, 54 KENTUCKY Rock Island ...... 58 Rockford ...... 16, 42, 54 Community Channel No. Springfield ...... 36, 42, 44, 53 Urbana ...... *9, 26 Ashland ...... *26c, 44 Beattyville ...... 7 Bowling Green ...... 16, *18, 33, *48 INDIANA Campbellsville ...... 19 Covington ...... *24 Community Channel No. Danville ...... 4 Elizabethtown ...... *43 Angola ...... 12 Harlan ...... 51 Bloomington ...... *14, 27, 48, 56 Hazard ...... 12, *16 Elkhart ...... 58 Lexington ...... 13, 39, 40, *42 Evansville ...... *12, 28, 45c, 46, 59 Louisville ...... 8, *17, 26, *38, 47, 49, 55 Fort Wayne ...... 19, 24, 31, 36, *40c Madisonville ...... 20c, *42 Gary ...... *17, 51c Morehead ...... *15, 21 Hammond ...... 36 Murray ...... *36 Indianapolis ...... 9c, 16, *21c, 25, *44, 45, 46 Newport ...... 29 Kokomo ...... 54 Owensboro ...... 30 Lafayette ...... 11 Owenton ...... *44 Marion ...... 32 Paducah ...... 32, 41, 50c

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KENTUCKY—Continued MICHIGAN—Continued

Community Channel No. Community Channel No.

Pikeville ...... *24 Cadillac ...... *17, 40, 47 Somerset ...... *14 Calumet ...... 11 Cheboygan ...... 35 Detroit ...... 14, 21c, 41, *43, 44, 45, 58 LOUISIANA East Lansing ...... *55 Escanaba ...... 48 Community Channel No. Flint ...... 16, 36, *52 Alexandria ...... *26c, 32c, 35 Grand Rapids ...... 7, *11, 19, 39 Baton Rouge ...... 13, *25, 34c, 45c, 46 Iron Mountain ...... 22 Columbia ...... 57 Jackson ...... 34 Hammond ...... 42 Kalamazoo ...... 2, *5, 45 Lafayette ...... 16c, *23, 28, 56 Lansing ...... 38, 51, 59 Lake Charles ...... 8c,*20, 30c Manistee ...... *58 Monroe ...... 7, *19 Marquette ...... *33, 3 New Orleans ...... *11, 15, 21c, 29, *31, 36, 40, 43, 50c Mount Clemens ...... 39c Shreveport ...... 17, *25c, 28, 34c, 44 Mount Pleasant ...... *56 Slidell ...... 24 Muskegon ...... 24 West Monroe ...... 36, 38 Onondaga ...... 57 Saginaw ...... 30, 48 Sault Ste. Marie ...... 9c, 49 MAINE Traverse City ...... *23, 31, 50 University Center ...... *18 Community Channel No. Vanderbilt ...... 59 Augusta ...... *17 Bangor ...... 14, 19, 25 Biddeford ...... *45 MINNESOTA Calais ...... *10 Lewiston ...... 28 Community Channel No. Orono ...... *9 Poland Spring ...... 46 Alexandria ...... 24, 36 Portland ...... 38, 43, 44 Appleton ...... *31 Presque Isle ...... 16, *20 Austin ...... *20, 33 Bemidji ...... *18 Brainerd ...... *28 MARYLAND Crookston ...... *16 Duluth ...... 17, 33, *38, 43 Community Channel No. Hibbing ...... *31, 36, *51 Mankato ...... 38 Annapolis ...... *42 Minneapolis ...... 21, 22, *26, 32, 35, *44 Baltimore ...... *29, 38, 40, 41, 46c, 52, 59 Redwood Falls ...... 27 Frederick ...... *28 Rochester ...... 36, 46 Hagerstown ...... 16, *44, 55 St. Cloud ...... 40 Oakland ...... *54 St. Paul ...... *16, *34, 50 Salisbury ...... 21, 53, *56 Thief River Falls ...... 32 Walker ...... 20 MASSACHUSETTS Worthington ...... *15

Community Channel No. MISSISSIPPI Adams ...... 36 Boston ...... *19, 20, 30, 31, 32, 39c, 42, *43 Community Channel No. Cambridge ...... 41 Lawrence ...... 18 Biloxi ...... *16, 39 Marlborough ...... 23 Booneville ...... *55 New Bedford ...... 22, 49 Bude ...... *18c Norwell ...... 52 Columbus ...... 35 Springfield ...... 11, 55, *58c Greenville ...... 17 Vineyard Haven ...... 40 Greenwood ...... *25, 32 Worcester ...... 29, *47 Gulfport ...... 48 Hattiesburg ...... 58 Holly Springs ...... 41c MICHIGAN Jackson ...... 9, *20, 21, 41c, 52 Laurel ...... 28 Community Channel No. Meridian ...... 26, 31c, *44, 49 Mississippi State ...... *10 Alpena ...... 13, *57 Natchez ...... 49c Ann Arbor ...... 33 Oxford ...... *36 Bad Axe ...... *15 Tupelo ...... 57 Battle Creek ...... 20, 44c West Point ...... 16 Bay City ...... 22

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MISSOURI NEW HAMPSHIRE—Continued

Community Channel No. Community Channel No.

Birch Tree ...... *7 Derry ...... 35 Bowling Green ...... *50 Durham ...... *57 Cape Girardeau ...... 22, 57 Keene ...... *49 Columbia ...... 22, 36 Littleton ...... *48 Hannibal ...... 29 Manchester ...... 59 Jefferson City ...... 12, 20 Merrimack ...... 34 Joplin ...... *25, 43, 46 Kansas City ...... 7, *18, 24, 31, 34, 42c, 47, 51c Kirksville ...... 33 NEW JERSEY Poplar Bluff ...... 18 Sedalia ...... 15 Community Channel No. Springfield ...... 19, *23, 28c, 44, 52 St. Joseph ...... 21, 53 Atlantic City ...... 44, 49 St. Louis ...... 14, 26, 31c, 35, *39, 43, 56 Burlington ...... 27 Camden ...... *22 Linden ...... 36 MONTANA Montclair ...... *51c New Brunswick ...... *18 Community Channel No. Newark ...... 53c, 61 Newton ...... 8c Billings ...... 10, 11, *16, 18 Paterson ...... 40 Bozeman ...... *8, 13 Secaucus ...... 38 Butte ...... 5, 19c, 33 Trenton ...... *43 Glendive ...... 10 Vineland ...... 66c Great Falls ...... 7, 8, *21, 45 West Milford ...... *29 Hardin ...... 22 Wildwood ...... 36 Helena ...... 14, 29 Kalispell ...... 38, *46 Miles City ...... 13, *39 NEW MEXICO Missoula ...... 7, *27, 36, 40 Community Channel No.

NEBRASKA Albuquerque ...... 16, *17, 21, 24c, 26, *35, 42c, 45 Carlsbad ...... 19 Clovis ...... 20 Community Channel No. Farmington ...... 8, 17 Albion ...... 23 Hobbs ...... 16, *47 Alliance ...... *24 Las Cruces ...... *23c, 47 Portales ...... *32 Bassett ...... *15 Roswell ...... 28c, *31, 38, 41 Grand Island ...... 19, 32 Santa Fe ...... 10, 27, 29 Hastings ...... 21, *28 Silver City ...... 12, *33 Hayes Center ...... 18 Socorro ...... *31 Kearney ...... 36 Lexington ...... *26 Lincoln ...... 25, 31, *40 NEW YORK McCook ...... 12 Merriman ...... *17 Community Channel No. Norfolk ...... *16 North Platte ...... *16, 22 Albany ...... 7, 12, 26 Omaha ...... *17, 20, 22, 38, 43c, 45 Amsterdam ...... 50 Scottsbluff ...... 7, 29 Batavia ...... 53 Superior ...... 34 Binghamton ...... 4, 7, 8, *42 Buffalo ...... 14, *32, 33, 34, 38, 39, *43 Carthage ...... 35 NEVADA Corning ...... 50 Elmira ...... 2, 55 Community Channel No. Garden City ...... *22c Jamestown ...... 27c Elko ...... 8, *15 Kingston ...... 48 Henderson ...... 9 New York ...... *24, 28, 30, 33, 44, 45, 56 Las Vegas ...... 2, 7, *11c, 12, 16c, 22c, 29 North Pole ...... 14 Laughlin ...... 32 Norwood ...... *23 Paradise ...... 40c Plattsburgh ...... *38 Reno ...... 7, 9c, 13, *15, 20, 22c, 26, 44 Poughkeepsie ...... 27 Winnemucca ...... 12 Riverhead ...... 57 Rochester ...... *16, 28, 45, 58, 59 Schenectady ...... *34, 39, 43 NEW HAMPSHIRE Smithtown ...... 23 Springville ...... 46 Community Channel No. Syracuse ...... 17, 19, *25c, 44c, 47, 54 Utica ...... 27, 29, 30 Berlin ...... *15 Watertown ...... 21, *41 Concord ...... 33

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NORTH CAROLINA OHIO—Continued

Community Channel No. Community Channel No.

Asheville ...... *25, 45, 56, 57 Toledo ...... 5, 17, 19, *29, 46, 49 Belmont ...... 47c Youngstown ...... 20, 36, 41 Burlington ...... 14 Zanesville ...... 40 Chapel Hill ...... *59 Charlotte ...... *11, 22, 23, 27, 34 Concord ...... *44 OKLAHOMA Durham ...... 27, 52 Edenton ...... *20 Community Channel No. Fayetteville ...... 36, 38 Goldsboro ...... 55 Ada ...... 26 Greensboro ...... 33, 43, 51 Bartlesville ...... 15 Greenville ...... 10c, 21, *23 Cheyenne ...... *8 Hickory ...... 40 Claremore ...... *36c High Point ...... 35 Enid ...... 18 Jacksonville ...... *18, 34 Eufaula ...... *31 Kannapolis ...... 50 Guymon ...... *29 Lexington ...... 19 Lawton ...... 11 Linville ...... *54 Oklahoma City ...... 7, 15c, 24, 27, *32, 33, 39, 40, 50, Lumberton ...... *25 51 Morehead City ...... 24 Okmulgee ...... 28 New Bern ...... 48 Shawnee ...... 29 Raleigh ...... 49, 53, 57 Tulsa ...... 10, 22, *26, *38, 42c, 48c, 49, 55, 56 Roanoke Rapids ...... *39 Rocky Mount ...... 15 Washington ...... 32 OREGON Wilmington ...... *29, 30, 44, 46 Community Channel No. Wilson ...... 42 Winston-Salem ...... 29, 31, *32 Bend ...... *11, 18 Coos Bay ...... 21, 22 NORTH DAKOTA Corvallis ...... *39 Eugene ...... 17c, 25, *29c, 31, 44 Klamath Falls ...... 13, 29, *33, Community Channel No. La Grande ...... *5 Medford ...... 15, 27c, 35, 38, *42 Bismarck ...... 16, *22, 23, 31 Pendleton ...... 8 Devils Lake ...... *25, 59 Portland ...... *27, 30, 40, 43, 45, 6 Dickinson ...... 18, 19, *20 Roseburg ...... 18, 19, 45 Ellendale ...... *20c Salem ...... 4, 33c Fargo ...... 19, 21, *23, 44 Grand Forks ...... *56 Jamestown ...... 18 PENNSYLVANIA Minot ...... 15c, *40, 45, 58 Pembina ...... 15 Community Channel No. Valley City ...... 38 Williston ...... 14, *51, 52 Allentown ...... 46, *62 Altoona ...... 24c, 32, 46 Bethlehem ...... 9 OHIO Clearfield ...... *15 Erie ...... 16, 22, *50, 52, 58 Community Channel No. Greensburg ...... 50 Harrisburg ...... 4, 10, *36 Akron ...... 30, *50c, 59 Hazleton ...... 45c Alliance ...... *46c Jeannette ...... 49 Athens ...... *27 Johnstown ...... 29, 34 Bowling Green ...... *56 Lancaster ...... 23, 58 Cambridge ...... *35 Philadelphia ...... 26, 32, *34, 42, 54, 64, 67 Canton ...... 39, 47 Pittsburgh ...... 25, 26, *38, 42, 43, 48, 51 Chillicothe ...... 46 Reading ...... 25 Cincinnati ...... 10c, 31, 33, *34, 35 Red Lion ...... 30 Cleveland ...... 2, 15, *26c, 31, 34 Scranton ...... 13, 31, 32, *41, 49 Columbus ...... 13, 14, 21, 36, *38 Wilkes-Barre ...... 11 Dayton ...... 30, 41, 50, 51, *58 Williamsport ...... 29 Lima ...... 8, 47 York ...... 47 Lorain ...... 28 Mansfield ...... 12 Newark ...... 24 RHODE ISLAND Oxford ...... *28 Portsmouth ...... 17, *43c Community Channel No. Sandusky ...... 42 Shaker Heights ...... 10 Block Island ...... 17 Springfield ...... 18 Providence ...... 13c, *21, 51, 54c Steubenville ...... 57

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SOUTH CAROLINA TEXAS—Continued

Community Channel No. Community Channel No.

Allendale ...... *33 Brownsville ...... 24c Anderson ...... 14 Bryan ...... 29c, 50 Beaufort ...... *44 College Station ...... *12 Charleston ...... 34, 35, 40, 47, *49, 50 Conroe ...... 5, 42 Columbia ...... 8, 17, *32, 41, 48 Corpus Christi ...... 8, 13, 18, *23, 27 Conway ...... *9 Dallas ...... 9c, *14, 32, 35, 36, 40c, 45 Florence ...... 16c, 20, *45, 56 Decatur ...... 30c Georgetown ...... *38 Del Rio ...... 28 Greenville ...... *9, 35, 57, 59 Denton ...... *43 Greenwood ...... *18 Eagle Pass ...... 18 Hardeeville ...... 27 Myrtle Beach ...... 18 El Paso ...... 15c, 16, 17, 18, 25, *30, *39c, 51 Rock Hill ...... 15, 39 Fort Worth ...... 18, 19, 41, 51 Spartanburg ...... 43, 53 Galveston ...... *23c, 48c Sumter ...... *28c, 39 Garland ...... 24c Greenville ...... 46 Harlingen ...... 31, *34, 38 SOUTH DAKOTA Houston ...... *9c, 19, *24, 27c, 31, 32, 35, 38, 44 Irving ...... 48 Community Channel No. Jacksonville ...... 22 Katy ...... 52c Aberdeen ...... *17c, 28 Kerrville ...... 32 Brookings ...... *18 Killeen ...... 13 Eagle Butte ...... *25 Lake Dallas ...... 54 Florence ...... 2 Laredo ...... 15, 19, 31 Huron ...... 22 Llano ...... 27 Lead ...... 10, 29 Longview ...... 31 Lowry ...... *15 Lubbock ...... 9, 25, 27, 35c, *39, 40 Martin ...... *23 Lufkin ...... 11 Mitchell ...... 26 McAllen ...... 49 Pierre ...... 19, *21 Midland ...... 26 Rapid City ...... 2, 16c, 18, *26 Nacogdoches ...... 18 Reliance ...... 13 Odessa ...... 13, 23, 31, *38, 43c Sioux Falls ...... 7, *24c, 29, 32, 47c, 51 Vermillion ...... *34 Port Arthur ...... 40 Rio Grande City ...... 20 Rosenberg ...... 46c TENNESSEE San Angelo ...... 11, 16, 19 San Antonio ...... *8, *16, 30c, 38, 39, 48, 55, 58 Community Channel No. Sherman ...... 20 Snyder ...... 10 Chattanooga ...... 13, *29, 35, 40, 47 Sweetwater ...... 20 Cleveland ...... 42 Temple ...... 9 Cookeville ...... 36, *52 Texarkana ...... 15, *50 Crossville ...... 50 Tyler ...... 10 Greeneville ...... 38 Victoria ...... 11, 15 Hendersonville ...... 51c Waco ...... *20, 26c, 53, 57 Jackson ...... 39, 43 Weslaco ...... 13 Jellico ...... 23 Wichita Falls ...... 15, 22, 28 Johnson City ...... 58 Kingsport ...... 27 Knoxville ...... 7, *17, 26, 30, 31, 34 UTAH Lebanon ...... 44 Lexington ...... *47 Community Channel No. Memphis ...... 25c, 28, *29, 31c, 51c, 52, 53 Murfreesboro ...... 38 Cedar City ...... 14, 44 Nashville ...... 10, 15, 21, 23, 27, *46, 56 Monticello ...... *41 Sneedville ...... *41 Ogden ...... 29, *34 Provo ...... 17c, *39 Salt Lake City ...... 27, 28, 35, 38, 40, *42 TEXAS St. George ...... 9 Community Channel No. VERMONT Abilene ...... 24, 29 Alvin ...... 36 Community Channel No. Amarillo ...... *8c, 9, 15c, 19, 23 Arlington ...... 42 Burlington ...... 13, *32, 43, 53 Austin ...... 21, *22, 33, 43c, 49, 56 Hartford ...... 25 Baytown ...... 41 Rutland ...... *9 Beaumont ...... 21, *33, 50 St. Johnsbury ...... *18 Belton ...... 38 Windsor ...... *24 Big Spring ...... 33

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VIRGINIA WISCONSIN—Continued

Community Channel No. Community Channel No.

Arlington ...... 15c Green Bay ...... 23, 39c, 41, *42, 51 Ashland ...... 47 Janesville ...... 32 Bristol ...... 28 Kenosha ...... 40 Charlottesville ...... 32, *46 La Crosse ...... 14, 17, *30, 41 Danville ...... 41 Madison ...... 11, 19, *20, 26, 50 Fairfax ...... *57c Manitowoc ...... 19 Front Royal ...... *21 Mayville ...... 43 Goldvein ...... *30 Menomonie ...... *27 Grundy ...... 49 Milwaukee ...... *8, 22, 25c, 28, 33, 34, *35, 46, 61 Hampton ...... 41 Park Falls ...... *47 Hampton-Norfolk ...... *16c Racine ...... 48 Harrisonburg ...... 49 Rhinelander ...... 16 Lynchburg ...... 20, 34 Superior ...... 19 Manassas ...... 43c Suring ...... 21 Marion ...... *42 Wausau ...... *24, 29, 40 Norfolk ...... 38, 40, 46, Norton ...... *32 Petersburg ...... 22 WYOMING Portsmouth ...... 31, 50 Richmond ...... *24c, 25, 26, *42, *44, 54 Community Channel No. Roanoke ...... *3, 17, 18, 30, 36 Staunton ...... *11 Casper ...... 15c, 17, 18 Virginia Beach ...... 29 Cheyenne ...... 11, 28c, 30 Jackson ...... 4 Lander ...... 7, *8 WASHINGTON Rawlins ...... 9 Riverton ...... 16 Community Channel No. Rock Springs ...... 21 Sheridan ...... 13 Bellevue ...... 32, 50 Bellingham ...... 19, 35 Centralia ...... *19 GUAM Everett ...... 31 Kennewick ...... 44 Community Channel No. Medical Lake ...... 51 Agana ...... 2, 4, 5 Pasco ...... 18 Tamuning ...... 17 Pullman ...... *17 Richland ...... 26c, *38 Seattle ...... 25, 38, 39, *41, 44, 48 PUERTO RICO Spokane ...... *8, 13, 15, 20, 30, 36 Tacoma ...... 14, 18, *27, 36, *42 Community Channel No. Vancouver ...... 48 Wenatchee ...... 46 Aguada ...... 62 Yakima ...... 14, 16, *21, 33 Aguadilla ...... 17c, *34, 69 Arecibo ...... 53, 61c Bayamon ...... 59c WEST VIRGINIA Caguas ...... 56, *57 Carolina ...... 51 Community Channel No. Fajardo ...... *16, 33 Guayama ...... 45 Bluefield ...... 14, 46 Humacao ...... 49 Charleston ...... 19, 39, 41, 52 Mayaguez ...... 23c, 29, 35, 63 Clarksburg ...... 10, 52 Naranjito ...... 65c Grandview ...... *53 Ponce ...... 8c, 15c, 19, *25, 43c, 47 Huntington ...... 23, *34c, 47 San Juan ...... 21, 27c, 28, 31c, 32, *55c Lewisburg ...... 8 San Sebastian ...... 39c Martinsburg ...... 12 Yauco ...... 41c Morgantown ...... *33 Oak Hill ...... 50 Parkersburg ...... 49 VIRGIN ISLANDS Weston ...... 6 Wheeling ...... 32 Community Channel No.

Charlotte Amalie ...... *44, 48, 50 WISCONSIN Christiansted ...... 20, 23

Community Channel No. (c)(1) Availability of channels. Applica- Appleton ...... 27c tions may be filed to construct DTV Chippewa Falls ...... 49c broadcast stations only on the chan- Eagle River ...... 28 Eau Claire ...... 15, 39 nels designated in the DTV Table of Al- Fond Du Lac ...... 44 lotments set forth in paragraph (b) of

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this section, and only in the commu- dix B of the Memorandum Opinion and nities listed therein. Applications that Order (referenced above). An applica- fail to comply with this requirement, tion for authority to construct or mod- whether or not accompanied by a peti- ify DTV facilities on such an allotment tion to amend the DTV Table, will not may specify an alternate location for be accepted for filing. However, appli- the DTV transmitting antenna that is cations specifying channels that accord within 5 kilometers of the DTV allot- with publicly announced FCC Orders ment reference coordinates without changing the DTV Table of Allotments consideration of electromagnetic inter- will be accepted for filing even if such ference to other DTV or analog TV applications are tendered before the ef- broadcast stations, allotments or appli- fective dates of such channel change. cations, provided the application com- An application for authority to con- plies with paragraph (f)(2) of this sec- struct a DTV station on an allotment tion. Location of the transmitting an- in the initial DTV table may only be tenna of such a station at a site more filed by the licensee or permittee of the than 5 kilometers from the DTV allot- analog TV station with which that initial allotment is paired, as set forth in ment reference coordinates must com- Appendix B of the Memorandum Opinion ply with the provisions of section and Order on Reconsideration of the Sixth 73.623(c). In the case where a DTV sta- Report and Order in MM Docket 87–268, tion has been granted authority to con- FCC 98–24 (Memorandum Opinion and struct more than 5 kilometers from its Order) adopted January 29, 1998. Copies reference coordinates pursuant to sec- of the Memorandum Opinion and Order tion 73.623(c), and its authorized cov- may be inspected during normal busi- erage area extends in any azimuthal di- ness hours at the: Federal Communica- rection beyond the DTV coverage area tions Commission, Room CY-C203, 445 determined for the DTV allotment ref- 12th Street, SW., Reference Informa- erence facilities, then the coordinates tion Center, Washington, DC, 20554. of such authorized site are to be used This document is also available in addition to the coordinates of the through the Internet on the FCC Home DTV allotment to determine protec- Page at http://www.fcc.gov. Applications tion from new DTV allotments pursu- may also be filed to implement an ex- ant to § 73.623(d) and from subsequent change of channel allotments between DTV applications filed pursuant to two or more licensees or permittees of § 73.623(c). analog TV stations in the same com- (2) The reference coordinates of a munity, the same market, or in adja- DTV allotment not included in the ini- cent markets provided, however, that tial DTV Table of Allotments shall be the other requirements of this section the authorized transmitter site, or, and § 73.623 are met with respect to where such a transmitter site is not each such application. available for use as a reference point, (2) Notwithstanding paragraph (c)(1) the coordinates as designated in the of this section, an application may be FCC order modifying the DTV Table of filed for a channel or community not Allotments. listed in the DTV Table of Allotments if it is consistent with the rules and (e) DTV Service Areas. (1) The service policies established in the Third Report area of a DTV station is the geographic and Order in WT Docket 99–168 (FCC 01– area within the station’s noise-limited 25), adopted January 18, 2001. Where F(50,90) contour where its signal such a request is approved, the Media strength is predicted to exceed the Bureau will change the DTV Table of noise-limited service level. The noise- Allotments to reflect that approval. limited contour is the area in which (d) Reference points and distance com- the predicted F(50,90) field strength of putations. (1) The reference coordinates the station’s signal, in dB above 1 mi- of a DTV allotment included in the ini- crovolt per meter (dBu) as determined tial DTV Table of Allotments are the using the method in section 73.625(b) coordinates of the authorized transmit- exceeds the following levels (these are ting antenna site of the associated ana- the levels at which reception of DTV log TV station, as set forth in Appen- service is limited by noise):

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dBu tion’s predicted Grade B contour, as defined in section 73.683. Channels 2–6 ...... 28 (2) An application for authority to Channels 7–13 ...... 36 Channels 14–69 ...... 41 construct or modify DTV facilities will not be subject to further consideration (2) Within this contour, service is of electromagnetic interference to considered available at locations where other DTV or analog TV broadcast sta- the station’s signal strength, as pre- tions, allotments or applications, pro- dicted using the terrain dependent vided that: Longley-Rice point-to-point propaga- (i) The proposed ERP in each azi- tion model, exceeds the levels above. muthal direction is equal to or less Guidance for evaluating coverage areas than the reference ERP in that direc- using the Longley-Rice methodology is tion; and provided in OET Bulletin No. 69. Copies (ii) The proposed antenna HAAT is of OET Bulletin No. 69 may be inspected equal to or less than the reference an- during normal business hours at the tenna HAAT or the proposed antenna Federal Communications Commission, HAAT exceeds the reference antenna 445 12th Street, S.W, Dockets Branch HAAT by 10 meters or less and the ref- (Room CY A09257), Washington, DC erence ERP in paragraph (f)(2)(i) of this 20554. This document is also available section is adjusted in accordance with through the Internet on the FCC Home paragraph (f)(3) of this section; and Page at http://www.fcc.gov. (iii) The application complies with the location provisions in paragraph NOTE TO PARAGRAPH (e)(2): During the tran- (d)(1) of this section. sition, in cases where the assigned power of (3)(i) A DTV station may increase its a UHF DTV station in the initial DTV Table antenna HAAT by up to 10 meters from is 1000 kW, the Grade B contour of the asso- that specified in Appendix B if it re- ciated analog television station, as authorized on April 3, 1997, shall be used instead of duces its DTV power to a level at or the noise-limited contour of the DTV station below the level of adjusted DTV power in determining the DTV station’s service computed in the following formula: area. In such cases, the DTV service area is ERP adjustment in dB = 20log(H /H ) the geographic area within the station’s ana- 1 2

log Grade B contour where its DTV signal Where H1 = Reference antenna HAAT speci- strength is predicted to exceed the noise-lim- fied in the DTV Table, and H2 = Actual an- ited service level, i.e., 41 dB, as determined tenna HAAT using the Longley-Rice methodology. (ii) Alternatively, a DTV application (3) For purposes of determining that specifies an antenna HAAT within whether interference is caused to a 25 meters below that specified in Ap- DTV station’s service area, the max- pendix B may adjust its power upward imum technical facilities, i.e., antenna to a level at or below the adjusted DTV height above average terrain (antenna power in accordance with the formula HAAT) and effective radiated power in paragraph (f)(3)(i) of this section (ERP), specified for the station’s allot- without an interference showing. For a ment are to be used in determining its proposed antenna more than 25 meters service area. below the reference antenna HAAT, the (f) DTV maximum power and antenna DTV station may increase its ERP up heights. (1) The maximum, or reference, to the level permitted for operation effective radiated power (ERP) and an- with an antenna that is 25 meters tenna height above average terrain (an- below the station’s reference antenna tenna HAAT) for an allotment included HAAT. in the initial DTV Table of Allotments (4) UHF DTV stations may request an are set forth in Appendix B of the increase in power, up to a maximum of Memorandum Opinion and Order (ref- 1000 kW ERP, to enhance service with- erenced in paragraph (c) of this sec- in their authorized service area. tion). In each azimuthal direction, the (5) Licensees and permittees assigned reference ERP value is based on the an- a DTV channel in the initial DTV tenna HAAT of the corresponding ana- Table of Allotments may request an in- log TV station and achieving predicted crease in either ERP in some azi- coverage equal to that analog TV sta- muthal direction or antenna HAAT, or

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both, that exceed the initial technical maximum ERP of 45 kW if its antenna facilities specified for the allotment in HAAT is at or below 305 meters and it Appendix B of the Memorandum Opinion is located in Zone II or Zone III. A DTV and Order (referenced in paragraph (c) station that operates on a channel 2–6 of this section), up to the maximum allotment included in the initial DTV permissible limits on DTV power and Table of Allotments may request an in- antenna height set forth in paragraph crease in power and/or antenna HAAT (f)(6), (f)(7), or (f)(8) of this section, as up to these maximum levels, provided appropriate, or up to that needed to the increase also complies with the provide the same geographic coverage provisions of paragraph (f)(5) of this area as the largest station within their section. market, whichever would allow the (i) At higher HAAT levels, such DTV largest service area. Such requests stations will be allowed to operate with must be accompanied by a technical lower maximum ERP levels in accord- showing that the increase complies ance with the following table and for- with the technical criteria in § 73.623(c), mulas (the allowable maximum ERP and thereby will not result in new infor intermediate values of HAAT is de- terference exceeding the de minimis termined using linear interpolation standard set forth in that section, or based on the units employed in the statements agreeing to the change table): from any co-channel or adjacent channel stations that might be affected by MAXIMUM ALLOWABLE ERP AND ANTENNA potential new interference, in accord- HEIGHT FOR DTV STATIONS IN ZONES II OR III ance with § 73.623(f). In the case where a ON CHANNELS 2–6 DTV station has been granted author- Antenna HAAT (meters) ERP (kW) ity to construct pursuant to § 73.623(c), and its authorized coverage area ex- 610 ...... 10 580 ...... 11 tends in any azimuthal direction be- 550 ...... 12 yond the DTV coverage area deter- 520 ...... 14 mined for the DTV allotment reference 490 ...... 16 460 ...... 19 facilities, then the authorized DTV fa- 425 ...... 22 cilities are to be used in addition to the 395 ...... 26 assumed facilities of the initial DTV 365 ...... 31 335 ...... 37 allotment to determine protection 305 ...... 45 from new DTV allotments pursuant to § 73.623(d) and from subsequent DTV ap- (ii) For DTV stations located in Zone plications filed pursuant to § 73.623(c). I that operate on channels 2–6 with an The provisions of this paragraph re- HAAT that exceeds 305 meters, the al- garding increases in the ERP or an- lowable maximum ERP expressed in tenna height of DTV stations on chan- decibels above 1 kW (dBk) is deter- nels in the initial DTV Table of Allot- mined using the following formula, ments shall also apply in cases where with HAAT expressed in meters: the licensee or permittee seeks to change the station’s channel as well as ERPmax=92.57–33.24*log10(HAAT) alter its ERP and antenna HAAT. Li- (iii) For DTV stations located in censees and permittees are advised Zone II or III that operate on channels that where a channel change is re- 2–6 with an HAAT that exceeds 610 me- quested, it may, in fact, be necessary ters, the allowable maximum ERP ex- in specific cases for the station to oper- pressed in decibels above 1 kW (dBk) is ate with reduced power, a lower an- determined using the following for- tenna, or a directional antenna to mula, with HAAT expressed in meters: avoid causing new interference to an- ERP =57.57–17.08*log (HAAT) other station. max 10 (6) A DTV station that operates on a (7) A DTV station that operates on a channel 2–6 allotment created subse- channel 7–13 allotment created subsequent to the initial DTV Table will be quent to the initial DTV Table will be allowed a maximum ERP of 10 kW if its allowed a maximum ERP of 30 kW if its antenna HAAT is at or below 305 me- antenna HAAT is at or below 305 meters and it is located in Zone I or a ters and it is located in Zone I or a

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maximum ERP of 160 kW if its antenna on a channel 14–59 allotment included HAAT is at or below 305 meters and it in the initial DTV Table of Allotments is located in Zone II or Zone III. A DTV may request an increase in power and/ station that operates on a channel 7–13 or antenna HAAT up to these max- allotment included in the initial DTV imum levels, provided the increase also Table of Allotments may request an in- complies with the provisions of para- crease in power and/or antenna HAAT graph (f)(5) of this section. up to these maximum levels, provided (i) At higher HAAT levels, such DTV the increase also complies with the stations will be allowed to operates provisions of paragraph (f)(5) of this with lower maximum ERP levels in ac- section. cordance with the following table and (i) At higher HAAT levels, such DTV formulas (the allowable maximum ERP stations will be allowed to operate with for intermediate values of HAAT is de- lower maximum ERP levels in accord- termined using linear interpolation ance with the following table and for- based on the units employed in the mulas (the allowable maximum ERP table): for intermediate values of HAAT is determined using linear interpolation MAXIMUM ALLOWABLE ERP AND ANTENNA based on the units employed in the HEIGHT FOR DTV STATIONS ON CHANNELS table): 14–59, ALL ZONES

MAXIMUM ALLOWABLE ERP AND ANTENNA Antenna HAAT (meters) ERP (kW) HEIGHT FOR DTV STATIONS IN ZONES II OR III 610 ...... 316 ON CHANNELS 7–13 580 ...... 350 550 ...... 400 Antenna HAAT (meters) ERP (kW) 520 ...... 460 610 ...... 30 490 ...... 540 580 ...... 34 460 ...... 630 550 ...... 40 425 ...... 750 520 ...... 47 395 ...... 900 490 ...... 54 365 ...... 1000 460 ...... 64 425 ...... 76 395 ...... 92 (ii) For DTV stations located in Zone 365 ...... 110 I, II or III that operate on channels 14– 335 ...... 132 59 with an HAAT that exceeds 610 me- 305 ...... 160 ters, the allowable maximum ERP ex- (ii) For DTV stations located in Zone pressed in decibels above 1 kW (dBk) is I that operate on channels 7–13 with an determined using the following for- HAAT that exceeds 305 meters, the al- mula, with HAAT expressed in meters:

lowable maximum ERP expressed in ERPmax=72.57–17.08*log10(HAAT) decibels above 1 kW (dBk) is determined using the following formula, (g) DTV stations operating on channels with HAAT expressed in meters: above an analog TV station. (1) DTV stations operating on a channel allotment ERPmax=97.35–33.24*log10(HAAT) designated with a ‘‘c’’ in paragraph (b) (iii) For DTV stations located in of this section must maintain the pilot Zone II or III that operate on channels carrier frequency of the DTV signal 7–13 with an HAAT that exceeds 610 me- 5.082138 MHz above the visual carrier ters, the allowable maximum ERP ex- frequency of any analog TV broadcast pressed in decibels above 1 kW (dBk) is station that operates on the lower ad- determined using the following for- jacent channel and is located within 88 mula, with HAAT expressed in meters: kilometers. This frequency difference must be maintained within a tolerance ERPmax=62.34–17.08*log10(HAAT) of ±3 Hz. (8) A DTV station that operates on a (2) Unless it conflicts with operation channel 14–59 allotment created subse- complying with paragraph (g)(1) of this quent to the initial DTV Table will be section, where a low power television allowed a maximum ERP of 1000 kW if station or TV translator station is op- their antenna HAAT is at or below 365 erating on the lower adjacent channel meters. A DTV station that operates within 32 km of the DTV station and

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notifies the DTV station that it in- Community Channel tends to minimize interference by pre- No. cisely maintaining its carrier fre- Gadsden ...... 26, 45 quencies, the DTV station shall cooper- Gulf Shores ...... 25 ate in locking its carrier frequency to Homewood ...... 28 Huntsville ...... *24, 32, a common reference frequency and 41, shall be responsible for any costs relat- 46, 48 ing to its own transmission system in Louisville ...... *44 complying with this provision. Mobile ...... 9, 15, 20, (h)(1) The power level of emissions on 23, frequencies outside the authorized 27, channel of operation must be attenu- *41 Montgomery ...... 12, 20, ated no less than the following *27, amounts below the average trans- 32, 46 mitted power within the authorized Mount Cheaha ...... *7 channel. In the first 500 kHz from the Opelika ...... 47 Ozark ...... 33 channel edge the emissions must be at- Selma ...... 29, 42 tenuated no less than 47 dB. More than Troy ...... 48 6 MHz from the channel edge, emis- Tuscaloosa ...... 6, 33 sions must be attenuated no less than Tuskegee ...... 22 110 dB. At any frequency between 0.5 ALASKA and 6 MHz from the channel edge, emis- Anchorage ...... 5, *8, sions must be attenuated no less than 10, the value determined by the following 12, formula: 20, *26, Attenuation in dB = ¥11.5(Df + 3.6); 28, 32 Bethel ...... *3 Where: Df = frequency difference in MHz from Fairbanks ...... 7, *9, the edge of the channel. 18, 26 Juneau ...... *10, 11 (2) This attenuation is based on a Ketchikan ...... 13 measurement bandwidth of 500 kHz. North Pole ...... 20 Other measurement bandwidths may be Sitka ...... 7 used as long as appropriate correction ARIZONA factors are applied. Measurements need Douglas ...... 36 not be made any closer to the band Flagstaff ...... 13, 18, edge than one half of the resolution 22, 32 bandwidth of the measuring instru- Green Valley ...... 46 Holbrook ...... *11 ment. Emissions include sidebands, Kingman ...... 19 spurious emissions and radio frequency Mesa ...... 12 harmonics. Attenuation is to be meas- Phoenix ...... *8, 10, 15, ured at the output terminals of the 17, transmitter (including any filters that 20, may be employed). In the event of in- 24, terference caused to any service, great- 26, 33, er attenuation may be required. 39, 49 (i) Post-Transition Table of DTV Al- Prescott ...... 7 lotments. Sierra Vista ...... 44 Tolleson ...... 51 Channel Tucson ...... 9, 19, Community No. 23, 25, ALABAMA *28, *30, Anniston ...... 9 32, 40 Bessemer ...... 18 Yuma ...... 11, 13 Birmingham ...... *10, 13, 30, ARKANSAS 36, 50 Demopolis ...... *19 Arkadelphia ...... *13 Dothan ...... 21, 36 Camden ...... 49 Dozier ...... *10 El Dorado ...... *10, 27, Florence ...... 14, 20, 43 *22 Eureka Springs ...... 34

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Channel Channel Community No. Community No.

Fayetteville ...... *9, 15 San Diego ...... 8, 10, Fort Smith ...... 18, 21, 18, 27 19, Harrison ...... 31 *30, Hot Springs ...... 26 40 Jonesboro ...... 8, *20, San Francisco ...... 7, 19, 48 27, Little Rock ...... *7, 12, 29, 22, *30, 30, *33, 32, 38, *36, 39, 44 45, 51 Mountain View ...... *13 San Jose ...... 12, 36, Pine Bluff ...... 24, 39 41, Rogers ...... 50 49, Springdale ...... 39 *50 San Luis Obispo ...... 15, 34 CALIFORNIA San Mateo ...... *43 Sanger ...... 36 Anaheim ...... 32 Santa Ana ...... 33 Arcata ...... 22 Santa Barbara ...... 21, 27 Avalon ...... 47 Santa Maria ...... 19 Bakersfield ...... 10, 25, Santa Rosa ...... 32 33, 45 Stockton ...... 25, 26, Barstow ...... 44 46 Bishop ...... 20 Twentynine Palms ...... 23 Calipatria ...... 36 Vallejo ...... 34 Ceres ...... *15 Ventura ...... 49 Chico ...... 24, 43 Visalia ...... 28, *50 Clovis ...... 43 Watsonville ...... *25 Concord ...... 14 COLORADO Corona ...... 39 Cotati ...... *23 Boulder ...... 15 El Centro ...... 9, 22 Broomfield ...... *13 Eureka ...... 3, *11, Castle Rock ...... 46 17, 28 Colorado Springs ...... 22, 24, Fort Bragg ...... 8 49 Fresno ...... 7, 30, Denver ...... 7, 9, 34, *18, 38, 19, *40 32, Hanford ...... 20 34, Huntington Beach ...... *48 35, Long Beach ...... 18 *40, Los Angeles ...... 7, 9, 11, 43, 51 13, Durango ...... 15, *20, *28, 33 31, Fort Collins ...... 21 34, Glenwood Springs ...... 23 36, Grand Junction ...... 2, 7, 12, *41, 15, 42, 43 *18 Merced ...... 11 Greeley ...... 38 Modesto ...... 18 Longmont ...... 29 Monterey ...... 31, 32 Montrose ...... 13 Novato ...... 47 Pueblo ...... *8, 42, Oakland ...... 44 48 Ontario ...... 29 Steamboat Springs ...... 10 Oxnard ...... 24 Sterling ...... 23 Palm Springs ...... 42, 46 Paradise ...... 20 CONNECTICUT Porterville ...... 48 Rancho Palos Verdes ...... 51 Bridgeport ...... 42, *49 Redding ...... 7, *9 Hartford ...... 31, 33, Riverside ...... 35 *45, Sacramento ...... *9, 10, 46 21, New Britain ...... 35 35, New Haven ...... *6, 10, 40, 48 39 Salinas ...... 8, 13 New London ...... 26 San Bernardino ...... *26, 38 Norwich ...... *9

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Channel Channel Community No. Community No.

Waterbury ...... 20 St. Petersburg ...... 10, 38, 44 DELAWARE Stuart ...... 42 Tallahassee ...... 24, 27, Seaford ...... *44 *32, Wilmington ...... *12, 31 40 Tampa ...... 7, 12, DISTRICT OF COLUMBIA *13, 29, Washington ...... 7, 9, *34, *27, 47 *33, Tequesta ...... 16 35, Tice ...... 33 36, Venice ...... 25 48, 50 West Palm Beach ...... 12, 13, *27, FLORIDA 28

Boca Raton ...... *40 GEORGIA Bradenton ...... 42 Cape Coral ...... 35 Albany ...... 10, 12 Clearwater ...... 21 Athens ...... *8, 48 Clermont ...... 17 Atlanta ...... 10, 19, Cocoa ...... *30, 51 20, Daytona Beach ...... 11, 49 *21, Destin ...... 48 25, Fort Lauderdale ...... 30 27, Fort Myers ...... 9, 15, 39, *31 *41, Fort Pierce ...... 34, *38 43 Fort Walton Beach ...... 40, 49, Augusta ...... 12, 30, 50 31, 42 Gainesville ...... 9, 16, Bainbridge ...... 50 *36 Baxley ...... 35 High Springs ...... 28 Brunswick ...... 24 Hollywood ...... 47 Chatsworth ...... *33 Jacksonville ...... *7, 13, Cochran ...... *7 19, Columbus ...... 11, 15, 32, *23, 34, 35, 49 42, Cordele ...... 51 *44 Dalton ...... 16 Key West ...... 3, 8 Dawson ...... *8 Lake Worth ...... 36 Macon ...... 13, 16, Lakeland ...... 19 40, 45 Leesburg ...... 40, *46 Monroe ...... 44 Pelham ...... *6 Live Oak ...... 48 Perry ...... 32 Marianna ...... 51 Rome ...... 51 Melbourne ...... 43, 48 Savannah ...... *9, 11, Miami ...... 7, 10, 22, 39 *18, Thomasville ...... 46 19, Toccoa ...... 24 *20, Valdosta ...... 43 22, Waycross ...... *8 23, Wrens ...... *6 31, 32, HAWAII 35, 46 Naples ...... 41, 45 Hilo ...... *9, 11, New Smyrna Beach ...... *33 13, Ocala ...... 31 22, 23 Orange Park ...... 10 Orlando ...... 22, *23, Honolulu ...... 8, *11, 26, 19, 27, 22, 39, 41 23, Palm Beach ...... 49 27, Panama City ...... 7, 9, 13, 31, *38 33, Panama City Beach ...... 47 35, Pensacola ...... 17, *31, *38, 34, 45 40, Sarasota ...... 24 *43

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Channel Channel Community No. Community No.

Kailua ...... 50 Bloomington ...... *14, 27, Kailua Kona ...... 25 42, 48 Kaneohe ...... 41 Elkhart ...... 28 Wailuku ...... 7, *10, Evansville ...... 7, *9, 12, 28, 16, 45, 46 21, 24 Fort Wayne ...... 18, 24, Waimanalo ...... 15 31, 36, IDAHO *40 Gary ...... *17, 51 Boise ...... 7, 9, Hammond ...... 36 *21, Indianapolis ...... 9, 13, 39 20, Caldwell ...... 10 *21, Coeur d’Alene ...... *45 25, Filer ...... *18 *44, Idaho Falls ...... 8, 20, 45 36 Kokomo ...... 29 Lewiston ...... 32 Lafayette ...... 11 Moscow ...... *12 Marion ...... 32 Nampa ...... 13, 24 Muncie ...... 23 Pocatello ...... 15, *17, Richmond ...... 39 23, 31 Salem ...... 51 Sun Valley ...... 5 South Bend ...... 22, *35, Twin Falls ...... 11, *22, 42, 46 34 Terre Haute ...... 10, 36, 39 ILLINOIS Vincennes ...... *22

Aurora ...... 50 IOWA Bloomington ...... 28 Carbondale ...... *8 Ames ...... 5, 23, Champaign ...... 41, 48 *34 Charleston ...... *50 Burlington ...... 41 Chicago ...... 12, 19, Cedar Rapids ...... 9, 27, *21, 47, 51 27, Council Bluffs ...... *33 29, Davenport ...... *34, 36, 31, 49 43, Des Moines ...... 8, *11, 44, 13, 45, 16, 19 *47 Dubuque ...... 43 Decatur ...... 18, 22 Fort Dodge ...... *25 East St. Louis ...... 47 Iowa City ...... *12, 25 Freeport ...... 41 Mason City ...... *18, 42 Galesburg ...... 8 Newton ...... 39 Harrisburg ...... 34 Ottumwa ...... 15 Jacksonville ...... *15 Red Oak ...... *35 Joliet ...... 38 Sioux City ...... 9, *28, LaSalle ...... 10 39, Macomb ...... *21 41, 49 Marion ...... 17 Waterloo ...... 7, 22, Moline ...... *23, 38 *35 Mount Vernon ...... 21 Olney ...... *19 KANSAS Peoria ...... 19, 25, 30, Colby ...... 17, 19 39, Derby ...... 31 *46 Dodge City ...... *21 Quincy ...... 10, 32, Ensign ...... 6 *34 Garden City ...... 11, 13 Rock Island ...... 4 Goodland ...... 10 Rockford ...... 13, 16, Great Bend ...... 22 42 Hays ...... 7, *16 Springfield ...... 13, 42, Hoisington ...... 14 44 Hutchinson ...... *8, 19, Urbana ...... *9, 26 35 Lakin ...... *8 INDIANA Lawrence ...... 41 Pittsburg ...... 7, 13 Angola ...... 12 Salina ...... 17

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Channel Channel Community No. Community No.

Topeka ...... *11, 12, Lewiston ...... 35 13, Orono ...... *9 27, 49 Poland Spring ...... 8 Wichita ...... 10, 12, Portland ...... 38, 43, 26, 45 44 Presque Isle ...... 8, *10, KENTUCKY 47 Waterville ...... 23 Ashland ...... *26, 44 Beattyville ...... 7 MARYLAND Bowling Green ...... 13, 16, *18, Annapolis ...... *42 *48 Baltimore ...... 11, 13, Campbellsville ...... 19 *29, Covington ...... *24 38, Danville ...... 31 40, Elizabethtown ...... *43 41, Harlan ...... 51 46, Hazard ...... 12, *16 Frederick ...... *28 Lexington ...... 13, 39, Hagerstown ...... 26, 39, 40, *44 *42 Oakland ...... *36 Louisville ...... 8, 11, Salisbury ...... 21, *28, *17, 47 26, *38, MASSACHUSETTS 47, 49 Madisonville ...... 20, *42 Adams ...... 36 Morehead ...... *15, 21 Boston ...... *19, 20, Murray ...... *36 30, Newport ...... 29 31, Owensboro ...... 30 32, Owenton ...... *44 39, Paducah ...... 32, 41, 42, 49 *43 Pikeville ...... *24 Cambridge ...... 41 Somerset ...... *14 Lawrence ...... 18 Marlborough ...... 27 LOUISIANA New Bedford ...... 22, 49 Norwell ...... 10 Alexandria ...... *26, 31, Pittsfield ...... 13 35, 41 Springfield ...... 11, *22, Baton Rouge ...... 9, 13, 40 *25, Vineyard Haven ...... 40 34, 45 Worcester ...... 29, *47 Columbia ...... 11 Hammond ...... 42 MICHIGAN Lafayette ...... 10, 16, *23, Alpena 11, *24 28 Ann Arbor ...... 50 Lake Charles ...... 7, *20, Bad Axe ...... *15 30 Battle Creek ...... 20, 44 Minden ...... 21 Bay City ...... 22, 46 Monroe ...... 8, *13 Cadillac ...... 9, *17, New Iberia ...... 50 32 New Orleans ...... *11, 15, Calumet ...... 5 21, Cheboygan ...... 35 26, Detroit ...... 7, 14, 29, 21, *31, 41, 36, *43, 43, 50 44, 45 Shreveport ...... 17, *24, East Lansing ...... *40 28, Escanaba ...... 48 34, 44 Flint ...... 12, 16, Slidell ...... 24 *28 West Monroe ...... 36, 38 Grand Rapids ...... 7, *11, 13, 19 MAINE Iron Mountain ...... 8 Ishpeming ...... 10 Augusta ...... *10 Jackson ...... 34 Bangor ...... 2, 7, 19 Kalamazoo ...... *5, 8, 45 Biddeford ...... *45 Lansing ...... 36, 38, Calais ...... *10 51

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Channel Channel Community No. Community No.

Manistee ...... *21 Joplin ...... *25, 43, Marquette ...... *13, 19, 46 35 Kansas City ...... *18, 24, Mount Clemens ...... 39 29, Mount Pleasant ...... *26 31, Muskegon ...... 24 34, Onondaga ...... 10 42, Saginaw ...... 30, 48 47, 51 Sault Ste. Marie ...... 8, 10 Kirksville ...... 33 Traverse City ...... 7, 29 Osage Beach ...... 49 Vanderbilt ...... 45 Poplar Bluff ...... 15 Sedalia ...... 15 MINNESOTA Springfield ...... 10, 19, *23, Alexandria 7, 42 28, 44 Appleton ...... *10 St. Joseph ...... 7, 21 Austin ...... *20, 36 Bemidji ...... *9, 26 St. Louis ...... 14, 24, Brainerd ...... *28 26, Chisholm ...... 11 31, Crookston ...... *16 35, Duluth ...... *8, 10, *39, 17, 43 27, 33 Hibbing ...... 13, *31 MONTANA Mankato ...... 12 Billings ...... 10, 11, Minneapolis ...... 9, 11, 18 22, Bozeman ...... *8, 13 29, Butte ...... 5, 6, 19, 32, 45 24 Redwood Falls ...... 27 Glendive ...... 5 Rochester ...... 10, 46 St. Cloud ...... 40 Great Falls ...... 7, 8, 26, St. Paul ...... *23, 45 *34, Hardin ...... 22 35 Havre ...... 9 Thief River Falls ...... 10 Helena ...... 12, 29 Walker ...... 12 Kalispell ...... 9 Worthington ...... *15 Lewistown ...... 13 Miles City ...... 3 MISSISSIPPI Missoula ...... 7, *11, 13, Biloxi ...... *16, 39 17, 23 Booneville ...... *12 Bude ...... *18 NEBRASKA Columbus ...... 35, *43 Greenville ...... 15 Alliance ...... *13 Greenwood ...... *25, 32 Bassett ...... *7 Gulfport ...... 48 Grand Island ...... 11, 16 Hattiesburg ...... 22 Hastings ...... 5, *28 Holly Springs ...... 41 Hayes Center ...... 6 Houston ...... 45 Kearney ...... 13 Jackson ...... 7, 12, Lexington ...... *26 *20, Lincoln ...... 8, 10, 21, *12, 40, 51 51 Laurel ...... 28 McCook ...... 12 Magee ...... 34 Merriman ...... *12 Meridian ...... 11, 24, Norfolk ...... *19 31, North Platte ...... 2, *9 *44 Omaha ...... *17, 20, Mississippi State ...... *10 22, Natchez ...... 49 38, Oxford ...... *36 43, 45 Tupelo ...... 8 Scottsbluff ...... 7, 17, Vicksburg ...... 41 29 West Point ...... 16 Superior ...... 4

MISSOURI NEVADA

Cape Girardeau ...... 12, 22 Elko ...... 10 Columbia ...... 8, 17 Ely ...... 3, 27 Hannibal ...... 7 Goldfield ...... 50 Jefferson City ...... 12, 20 Henderson ...... 9

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Channel Channel Community No. Community No.

Las Vegas ...... 2, 7, Buffalo ...... 14, 32, *11, 33, 13, 38, 16, 39, 22, 29 *43, Laughlin ...... 32 49 Paradise ...... 40 Carthage ...... 7 Reno ...... 7, 8, 13, Corning ...... *30, 48 *15, Elmira ...... 18, 36 20, Garden City ...... *21 26, 44 Ithaca ...... 20 Tonopah ...... 9 Jamestown ...... 26 Winnemucca ...... 7 Kingston ...... 48 New York ...... 7, 11, NEW HAMPSHIRE *24, 28, Concord ...... 33 31, Derry ...... 35 33, 44 North Pole ...... 14 Durham ...... *11 Norwood ...... *23 Keene ...... *49 Plattsburg ...... *38 Littleton ...... *48 Poughkeepsie ...... 27 Manchester ...... 9 Riverhead ...... 47 Merrimack ...... 34 Rochester ...... 10, 13, *16, NEW JERSEY 28, 45 Saranac Lake ...... 40 Atlantic City ...... 44, 49 Schenectady ...... 6, *34, Burlington ...... 27 43 Camden ...... *22 Smithtown ...... 23 Linden ...... 36 Springville ...... 7 Montclair ...... *51 Syracuse ...... 15, 17, New Brunswick ...... *8 19, Newark ...... 13, 30 24, Newton ...... 18 *25, Paterson ...... 40 44, 47 Secaucus ...... 38 Utica ...... 27, 29, Trenton ...... *43 30 Vineland ...... 29 Watertown ...... 21, *41 West Milford ...... *29 Wildwood ...... 36 NORTH CAROLINA Asheville ...... 13, *25, NEW MEXICO 45 Albuquerque ...... 7, 13, Belmont ...... 47 *17, Burlington ...... 14 22, Chapel Hill ...... *25 24, Charlotte ...... *11, 22, 26, 23, *35, 27, 34 42, 45 Concord ...... *44 Durham ...... 11, 28 Carlsbad ...... 19, 25 Edenton ...... *20 Clovis ...... 12 Fayetteville ...... 36, 38 Farmington ...... 8, 12 Goldsboro ...... 17 Hobbs ...... 29 Greensboro ...... 33, 43, Las Cruces ...... *23, 47 51 Portales ...... *32 Greenville ...... 10, *23, Roswell ...... 8, 10, 47, 51 21, 27 Hickory ...... 40 Santa Fe ...... *8, 10, High Point ...... 8 27, 29 Jacksonville ...... *19, 34 Silver City ...... 10, 12 Kannapolis ...... 50 Lexington ...... 19 NEW YORK Linville ...... *17 Lumberton ...... *31 Albany ...... 7, 12, Manteo ...... 9 26 Morehead City ...... 8 Amsterdam ...... 50 New Bern ...... 12 Batavia ...... 23 Raleigh ...... 27, 48, Bath ...... 14 49 Binghamton ...... 7, 8, 34, Roanoke Rapids ...... *36 *42 Rocky Mount ...... 15

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Channel Channel Community No. Community No.

Washington ...... 32 Bartlesville ...... 17 Wilmington ...... *29, 30, Cheyenne ...... *8 44, 46 Claremore ...... *36 Wilson ...... 42 Eufaula ...... *31 Winston Salem ...... 29, 31, Lawton ...... 11 *32 Muskogee ...... 20 NORTH DAKOTA Norman ...... 46 Oklahoma City ...... 7, 9, Bismarck ...... 12, 17, *13, *22, 15, 26, 31 24, Devils Lake ...... 8, *25 27, Dickinson ...... 7, *9, 19 33, Ellendale ...... *20 40, Fargo ...... *13, 19, 50, 51 21, 44 Okmulgee ...... 28 Grand Forks ...... *15, 27 Shawnee ...... 29 Jamestown ...... 7 Minot ...... 10, 13, Tulsa ...... 8, 10, 14, *11, 24, 22, *40 42, Pembina ...... 12 45, Valley City ...... 38 47, 49 Williston ...... 8, *11, Woodward ...... 35 14 OREGON OHIO Bend ...... *11, 21, Akron ...... 23, 30, 51 *50 Coos Bay ...... 11, 22 Alliance ...... *45 Corvallis ...... *7 Athens ...... *27 Eugene ...... 9, 13, Bowling Green ...... *27 Cambridge ...... *35 17, Canton ...... 47, 49 *29, Chillicothe ...... 46 31 Cincinnati ...... 10, 12, Grants Pass ...... 30 33, Klamath Falls ...... 13, 29, *34, *33 35 La Grande ...... *13, 16 Cleveland ...... 8, 15, Medford ...... 5, *8, 17, 10, *26, 12, 26 34 Pendleton ...... 11 Columbus ...... 13, 14, Portland ...... 8, *10, 21, 12, 36, 40, *38 43, 45 Dayton ...... *16, 30, Roseburg ...... 18, 19, 41, 45 50, 51 Lima ...... 8, 44 Salem ...... 22, 33 Lorain ...... 28 Mansfield ...... 12 PENNSYLVANIA Newark ...... 24 Oxford ...... *28 Allentown ...... *39, 46 Portsmouth ...... 17, *43 Altoona ...... 24, 32, Sandusky ...... 42 46 Shaker Heights ...... 10 Bethlehem ...... 9 Springfield ...... 26 Clearfield ...... *15 Steubenville ...... 9 Erie ...... 12, 16, Toledo ...... 5, 11, 22, 13, 24, *29, *50 46, 49 Greensburg ...... 50 Youngstown ...... 20, 36, Harrisburg ...... 10, 21, 41 *36 Zanesville ...... 40 Hazleton ...... 45 OKLAHOMA Jeannette ...... 11 Johnstown ...... 8, 34 Ada ...... 26 Lancaster ...... 8, 23

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Channel Channel Community No. Community No.

Philadelphia ...... 6, 17, Sioux Falls ...... 7, 11, 26, 13, 32, *24, 34, 36, 47 *35, Vermillion ...... *34 42 Pittsburgh ...... *13, 25, TENNESSEE 38, 42, Chattanooga ...... 9, 12, 43, 13, 48, 51 *29, Reading ...... 25 40 Red Lion ...... 30 Cleveland ...... 42 Scranton ...... 13, 31, Cookeville ...... *22, 36 32, Crossville ...... 20 *41, Greeneville ...... 38 50 Hendersonville ...... 33 Wilkes Barre ...... 11 Jackson ...... 39, 43 Williamsport ...... 29 Jellico ...... 23 York ...... 47 Johnson City ...... 11 Kingsport ...... 27 RHODE ISLAND Knoxville ...... 7, 10, *17, Block Island ...... 17 26, Providence ...... 12, 13, 30, 34 *21, Lebanon ...... 44 51 Lexington ...... *47 Memphis ...... 5, *10, SOUTH CAROLINA 13, *23, Allendale ...... *33 25, Anderson ...... 14 28, Beaufort ...... *44 *29, Charleston ...... *7, 24, 31, 51 34, Murfreesboro ...... 38 36, Nashville ...... 5, *8, 47, 50 10, Columbia ...... 8, 10, 15, 17, 21, *32, 23, 27 47, 48 Sneedville ...... *41 Conway ...... *9 Tazewell ...... 48 Florence ...... 13, 16, 21, TEXAS *45 Georgetown ...... *38 Abilene ...... 15, 24, Greenville ...... *9, 16, 29 21, 36 Alvin ...... 36 Greenwood ...... *18 Amarillo ...... 7, *9, Hardeeville ...... 28 10, Myrtle Beach ...... 18, 32 15, 19 Rock Hill ...... 15, 39 Arlington ...... 42 Spartanburg ...... 7, 43 Austin ...... 7, 21, Sumter ...... *28, 39 *22, 33, SOUTH DAKOTA 43, 49 Baytown ...... 41 Aberdeen ...... 9, *17 Beaumont ...... 12, 21, Brookings ...... *8 *33 Eagle Butte ...... *13 Belton ...... 46 Florence ...... 3 Big Spring ...... 33 Huron ...... 12 Blanco ...... 18 Lead ...... 5, 10 Borger ...... 31 Lowry ...... *11 Brownsville ...... 24 Martin ...... *8 Bryan ...... 28, 50 Mitchell ...... 26 College Station ...... *12 Pierre ...... *10, 19 Conroe ...... 32, 42 Rapid City ...... 2, 7, 16, Corpus Christi ...... 8, 10, 21, 13, *26 *23, Reliance ...... 13 27, 38

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Channel Channel Community No. Community No.

Dallas ...... 8, *14, Uvalde ...... 26 32, Victoria ...... 11, 15 35, Waco ...... 10, *20, 36, 26, 44 40, 45 Weslaco ...... 13 Decatur ...... 30 Wichita Falls ...... 15, 22, Del Rio ...... 28 28 Denton ...... *43 Wolfforth ...... 43 Eagle Pass ...... 24 El Paso ...... 7, 9, UTAH *13, 15, Cedar City ...... 14 18, Logan ...... 12 25, Ogden ...... 24, *36, *39, 48 51 Price ...... 11 Farwell ...... 18 Provo ...... 29, 32, Fort Worth ...... 9, 19, *44 29, 41 Richfield ...... *19 Fredericksburg ...... 5 Salt Lake City ...... 20, 28, Galveston ...... *23, 48 34, Garland ...... 23 38, Greenville ...... 46 40, Harlingen ...... 31, *34, *42, 38 46 Houston ...... *8, 11, St. George ...... 9, *18 13, Vernal ...... 16 19, *24, VERMONT 26, Burlington ...... 13, 22, 35, *32, 38, 44 43 Irving ...... 48 Hartford ...... 25 Jacksonville ...... 22 Rutland ...... *9 Katy ...... 47 St. Johnsbury ...... *18 Kerrville ...... 32 Windsor ...... *24 Killeen ...... 13 Lake Dallas ...... 39 VIRGINIA Laredo ...... 8, 13, 19 Arlington ...... 15 Llano ...... 27 Ashland ...... 47 Longview ...... 31, 51 Bristol ...... 5 Lubbock ...... 11, 16, Charlottesville ...... 19, 32, 27, *46 35, Danville ...... 24 *39, Fairfax ...... *24 40 Front Royal ...... *21 Lufkin ...... 9 Goldvein ...... *30 Mcallen ...... 49 Grundy ...... 49 Midland ...... 18, 26 Hampton ...... 13 Nacogdoches ...... 18 Hampton Norfolk ...... *16 Odessa ...... 7, 9, 23, Harrisonburg ...... 49 30, Lynchburg ...... 13, 20 *38, Manassas ...... 34 42 Marion ...... *42 Port Arthur ...... 40 Norfolk ...... 33, 40, Rio Grande City ...... 40 46 Rosenberg ...... 45 Norton ...... *32 San Angelo ...... 11, 16, Petersburg ...... 22 19 Portsmouth ...... 31, 50 San Antonio ...... *9, 12, Richmond ...... 12, 25, *16, 26, 30, *42, 38, *44 39, Roanoke ...... *3, 17, 41, 18, 48, 30, 36 Sherman ...... 12 Staunton ...... *11 Snyder ...... 17 Virginia Beach ...... 7, 29 Sweetwater ...... 20 Temple ...... 9 WASHINGTON Texarkana ...... 15 Tyler ...... 7 Bellevue ...... 33, 50

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Channel Channel Community No. Community No.

Bellingham ...... 19, 35 Park Falls ...... *36 Centralia ...... *19 Racine ...... 48 Everett ...... 31 Rhinelander ...... 16 Kennewick ...... 44 Superior ...... 19 Pasco ...... 18 Suring ...... 21 Pullman ...... *10, 24 Wausau ...... 7, 9, *24 Richland ...... 26, *38 Wittenberg ...... 31 Seattle ...... *9, 25, 38, WYOMING 39, 44, 48 Casper ...... *8, 12, Spokane ...... *7, 13, 14, 15, 17, 20 20, Cheyenne ...... 11, 27, 28, 30 34, 36 Jackson ...... 2, 11 Tacoma ...... 11, 13, Lander ...... 7, *8 14, Laramie ...... *8 *27, Rawlins ...... 9 *42 Riverton ...... 10 Vancouver ...... 30 Rock Springs ...... 13 Walla Walla ...... 9 Sheridan ...... 7, 13 Yakima ...... 14, 16, *21, GUAM 33 Agana ...... 8, 12 WEST VIRGINIA Tamuning ...... 14

Bluefield ...... 40, 46 PUERTO RICO Charleston ...... 19, 39, Aguada ...... 50 41 Clarksburg ...... 10, 12 Aguadilla ...... 12, 17, Grandview ...... *10 *34 Huntington ...... 13, 23, Arecibo ...... 14, 46 *34 Bayamon ...... 30 Lewisburg ...... 8 Caguas ...... 11, *48 Martinsburg ...... 12 Carolina ...... 51 Morgantown ...... *33 Fajardo ...... 13, *16, Oak Hill ...... 50 33 Parkersburg ...... 49 Guayama ...... 45 Weston ...... 5 Humacao ...... 49 Wheeling ...... 7 Mayaguez ...... 22, 23, 29, 35 WISCONSIN Naranjito ...... 18 Ponce ...... 7, 9, 15, Antigo ...... 46 19, Appleton ...... 27 *25, Chippewa Falls ...... 49 47 Crandon ...... 12 San Juan ...... 21, 27, Eagle River ...... 28 28, Eau Claire ...... 13, 15 31, Fond Du Lac ...... 5 32, Green Bay ...... 11, 23, *43 39, San Sebastian ...... 39 41, Yauco ...... 41 *42 Janesville ...... 32 VIRGIN ISLANDS Kenosha ...... 40 La Crosse ...... 8, 17, Charlotte Amalie ...... 17, 43, *30, *44 48 Christiansted ...... 15, 20, Madison ...... 19, *20, 23 26, 49, 50 Mayville ...... 43 [62 FR 26712, May 14, 1997] Menomonie ...... *27 EDITORIAL NOTE: For FEDERAL REGISTER ci- Milwaukee ...... *8, 18, 22, tations affecting § 73.622, see the List of CFR 25, Sections Affected, which appears in the 28, Finding Aids section of the printed volume 33, and on GPO Access. 34, *35, EFFECTIVE DATE NOTE: At 67 FR 70018, Nov. 46 20, 2002, § 73.622 was amended in the Table of

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Allotments in paragraph (b) under California being subject to interference; provided, by adding Avalon, DTV channel 47c. This however, that no new interference may amendment will become effective 60 days be caused to any station that already after the concurrence of the Mexican govern- experiences interference to 10 percent ment is obtained. The FCC will publish a document announcing when the concurrence or more of its population or that would has been obtained and giving the effective result in a station receiving inter- date. ference in excess of 10 percent of its population. The station population val- § 73.623 DTV applications and changes ues for existing NTSC service and DTV to DTV allotments. service contained in Appendix B of the (a) General. This section contains the Memorandum Opinion and Order on Re- technical criteria for evaluating appli- consideration of the Sixth Report and cations requesting DTV facilities that Order in MM Docket No. 87–268, FCC 98– do not conform to the provisions of 24, adopted January 29, 1998, referenced § 73.622 and petitions for rule making to in § 73.622(c), are to be used for the pur- amend the pre-transition DTV Table of poses of determining whether a power Allotments (§ 73.622(b)). Petitions to increase or other change is permissible amend the DTV Table (other than under this de minimis standard. For those also expressly requesting amend- evaluating compliance with this re- ment of this section) and applications quirement, interference to populations for new DTV broadcast stations or for served is to be predicted based on the changes in authorized DTV stations procedure set forth in OET Bulletin No. filed pursuant to this section will not 69, including population served within be accepted for filing if they fail to service areas determined in accordance comply with the requirements of this with section 73.622(e), consideration of section. Petitions for rule making and whether F(50,10) undesired signals will applications seeking facilities that will exceed the following desired-to- operate after the end of the DTV tran- undesired (D/U) signal ratios, assumed sition must also comply with § 73.616. use of a directional receiving antenna, (b) In considering petitions to amend and use of the terrain dependent the DTV Table and applications filed Longley-Rice point-to-point propaga- pursuant to this section, the Commis- tion model. Copies of OET Bulletin No. sion will use geographic coordinates 69 may be inspected during normal defined in § 73.622(d) as reference points business hours at the: Federal Commu- in determining allotment separations nications Commission, Room CY-C203, and evaluating interference potential. 445 12th Street, SW., Reference Infor- (c) Minimum technical criteria for modi- mation Center, Washington, DC 20554. fication of DTV allotments included in the These documents are also available initial DTV Table of Allotments and for through the Internet on the FCC Home applications filed pursuant to this section. Page at http://www.fcc.gov. The thresh- No petition to modify a channel allot- old levels at which interference is con- ment included in the initial DTV Table sidered to occur are: of Allotments or application for au- D/U Ratio thority to construct or modify a DTV station assigned to such an allotment, Co-channel: filed pursuant to this section, will be DTV-into-analog TV ...... +34 Analog TV-into-DTV ...... +2 accepted unless it shows compliance DTV-into-DTV ...... +15 with the requirements of this para- First Adjacent Channel: graph. Lower DTV-into-analog TV ...... ¥14 Upper DTV-into-analog TV ...... ¥17 (1) Requests filed pursuant to this Lower analog TV-into-DTV ...... ¥48 paragraph must demonstrate compli- Upper analog TV-into-DTV ...... ¥49 ance with the principal community Lower DTV-into-DTV ...... ¥28 Upper DTV-into-DTV ...... ¥26 coverage requirements of section Other Adjacent Channel (Channels 14–69 73.625(a). only) (2) Requests filed pursuant to this DTV-into-analog TV, where N = analog TV paragraph must demonstrate that the channel and DTV Channel: requested change would not result in N–2 ...... ¥24 N+2 ...... ¥28 more than an additional 2 percent the N–3 ...... ¥30 population served by another station N+3 ...... ¥34

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D/U Ratio any direction will not be accepted if it is predicted to cause interference to a N–4 ...... ¥34 N+4 ...... ¥25 Class A TV station or to a digital Class N–7 ...... ¥35 A TV station authorized pursuant to N+7 ...... ¥43 Subpart J of this part, within the pro- N–8 ...... ¥32 N+8 ...... ¥43 tected contour defined in § 73.6010 of N+14 ...... ¥33 this part. This paragraph applies to all N+15 ...... ¥31 DTV applications filed after May 1, 2000, and to DTV applications filed be- (3) The values in paragraph (c)(2) of tween December 31, 1999 and April 30, this section for co-channel interference 2000 unless the DTV station licensee or to DTV service are only valid at loca- permittee notified the Commission of tions where the signal-to-noise ratio is its intent to ‘‘maximize’’ by December 28 dB or greater for interference from 31, 1999. DTV and 25 dB or greater for inter- (i) Interference is predicted to occur ference from analog TV service. At the if the ratio in dB of the field strength edge of the noise-limited service area, of a Class A TV station at its protected where the signal-to-noise (S/N) ratio is contour to the field strength resulting 16 dB, these values are 21 dB and 23 dB from the facilities proposed in the DTV for interference from analog TV and application (calculated using the ap- DTV, respectively. At locations where propriate F(50,10) chart from Figure 9a, the S/N ratio is greater than 16 dB but 10a, or 10c of § 73.699 of this part) fails less than 28 dB, D/U values for co-chan- to meet the D/U signal ratios for nel interference to DTV are as follows: ‘‘DTV-into-analog TV’’ specified in (i) For DTV-to-DTV interference, the paragraph (c)(2) of this section. minimum D/U ratios are computed (ii) Interference is predicted to occur from the following formula: if the ratio in dB of the field strength ¥x/10 D/U = 15+10log10[1.0/(1.0¥10 )] of a digital Class A TV station at its protected contour to the field strength Where x = S/N–15.19 (minimum signal to noise ratio) resulting from the facilities proposed in the DTV application (calculated (ii) For analog-to-DTV interference, using the appropriate F(50,10) chart the minimum D/U ratios are found from Figure 9a, 10a, or 10c of § 73.699 of from the following Table (for values be- this part) fails to meet the D/U signal tween measured values, linear inter- ratios for ‘‘DTV-into-DTV’’ specified in polation can be used): paragraphs (c)(2) and (c)(3) of this section. Desired-to- Signal-to-noise ratio (dB) undesired (iii) In support of a request for waiver ratio (dB) of the interference protection require- 16.00 ...... 21.00 ments of this section, an applicant for 16.35 ...... 19.94 a DTV broadcast station may make 17.35 ...... 17.69 full use of terrain shielding and 18.35 ...... 16.44 19.35 ...... 7.19 Longley-Rice terrain dependent propa- 20.35 ...... 4.69 gation methods to demonstrate that 21.35 ...... 3.69 the proposed facility would not be like- 22.35 ...... 2.94 23.35 ...... 2.44 ly to cause interference to Class A TV 25.00 ...... 2.00 stations. Guidance on using the Longely-Rice methodology is provided (4) Due to the frequency spacing that in OET Bulletin No. 69, which is avail- exists between Channels 4 and 5, be- able through the Internet at http:// tween Channels 6 and 7, and between www.fcc.gov/oet/info/documents/bulletins/ Channels 13 and 14, the minimum adja- #69. cent channel technical criteria speci- (d) Minimum geographic spacing re- fied in paragraph (c)(2) of this section quirements for DTV allotments not in- shall not be applicable to these pairs of cluded in the initial DTV Table of Allot- channels (see § 73.603(a)). ments. No petition to add a new channel (5) A DTV station application that to the DTV Table of Allotments or proposes to expand the DTV station’s modify an allotment not included in allotted or authorized coverage area in the initial DTV Table will be accepted

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unless it shows compliance with the re- (2) Requests filed pursuant to this quirements of this paragraph. paragraph must meet the following re- (1) Requests filed pursuant to this quirements for geographic spacing with paragraph must demonstrate compli- regard to all other DTV stations, DTV ance with the principle community allotments and analog TV stations: coverage requirements of section 73.625(a).

Channel relationship Separation requirement

VHF Channels 2–13: Co-channel, DTV to DTV Zone I: 244.6 km. Zones II & III: 273.6 km. Co-channel, DTV to analog TV Zone I: 244.6 km. Zone II & III: 273.6 km. Adjacent Channel: DTV to DTV ...... No allotments permitted between: Zone I: 20 km and 110 km. Zones II & III: 23 km and 110 km. DTV to analog TV ...... No allotments permitted between: Zone I: 9 km and 125 km. Zone II & III: 11 km and 125 km. UHF Channels: Co-channel, DTV to DTV Zone I: 196.3 km. Zone II & III: 223.7 km. Co-channel, DTV to analog TV Zone I: 217.3 km. Zone II & III: 244.6 km. Adjacent Channel: DTV to DTV ...... No allotments permitted between: All Zones: 24 km and 110 km. DTV to analog TV ...... No allotments permitted between: All Zones: 12 km and 106 km. Taboo Channels, DTV to analog TV only (DTV channels +/¥2, +/¥3, +/ No allotments permitted between: ¥4, +/¥7, +/¥8, and 14 or 15 channels above the analog TV channel). Zone I: 24.1 km and 80.5 km. Zone II & III: 24.1 km and 96.6 km.

(3) Zones are defined in § 73.609. The change the channel or location of au- minimum distance separation between thorized DTV stations that would use a DTV station in one zone and an ana- channels 14–20 where the distance be- log TV or DTV station in another zone tween the DTV reference point as de- shall be that of the zone requiring the fined in section 73.622(d), would be lo- lower separation. cated less than 250 km from the city (4) Due to the frequency spacing that center of a co-channel land mobile op- exists between Channels 4 and 5, be- eration or 176 km from the city center tween Channels 6 and 7, and between of an adjacent channel land mobile op- Channels 13 and 14, the minimum geo- eration. Petitions to amend the DTV graphic spacing requirements specified Table, applications for new DTV sta- in paragraph (d)(3) of this section shall tions, or requests to modify the DTV not be applicable to these pairs of Table that do not meet the minimum channels (§ 73.603(a)). DTV-to-land mobile spacing standards (e) Protection of land mobile operations will, however, be considered where all on channels 14–20. The Commission will affected land mobile licensees consent not accept petitions to amend the DTV to the requested action. Land mobile Table of Allotments, applications for operations are authorized on these new DTV stations, or applications to channels in the following markets:

City Channels Latitude Longitude

Boston, MA ...... 14, 16 ...... 42°21′24″ 71°03′25″ Chicago, IL ...... 14, 15 ...... 41°52′28″ 87°38′22″ Cleveland, OH ...... 14, 15 ...... 41°29′51.2″ 81°41′49.5″ Dallas, TX ...... 16 ...... 32°47′09″ 96°47′37″

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City Channels Latitude Longitude

Detroit, MI ...... 15, 16 ...... 42°19′48.1″ 83°02′56.7″ Houston, TX ...... 17 ...... 29°45′26″ 95°21′37″ Los Angeles, CA ...... 14, 16, 20 ...... 34°03′15″ 118°14′28″ Miami, FL ...... 14 ...... 25°46′37″ 80°11′32″ New York, NY ...... 14, 15, 16 ...... 40°45′06″ 73°59′39″ Philadelphia, PA ...... 19, 20 ...... 39°56′58″ 75°09′21″ Pittsburgh, PA ...... 14, 18 ...... 40°26′19″ 80°00′00″ San Francisco, CA ...... 16, 17 ...... 37°46′39″ 122°24′40″ Washington, DC ...... 17, 18 ...... 38°53′51″ 77°00′33″

(f) Parties requesting new allotments permit or a modified construction per- on channel 6 be added to the DTV mit pending as of January 18, 2001: Table must submit an engineering (i) Shall be afforded the interference study demonstrating that no inter- protection set forth in paragraph (c) or ference would be caused to existing FM (d) of this section, as applicable: radio stations on FM channels 200–220. (A) By all NTSC minor change appli- (g) Negotiated agreements on inter- cations; ference. Notwithstanding the minimum (B) By NTSC new station applica- technical criteria for DTV allotments tions, except those covered by para- specified above, DTV stations oper- graphs (h)(1)(ii)(G) and (h)(1)(iii)(D) of ating on allotments that are included this section; in the initial DTV Table may: operate (C) By all rulemaking petitions to with increased ERP and/or antenna amend the NTSC TV table of allot- HAAT that would result in additional ments; interference to another DTV station or (D) By DTV applications filed after an analog TV station if that station January 18, 2001; and agrees, in writing, to accept the addi- (E) By rulemaking petitions to tional interference; and/or implement amend the DTV table of allotments an exchange of channel allotments be- filed after January 18, 2001; tween two or more licensees or permit- (ii) Must demonstrate the requisite tees of TV stations in the same com- interference protection set forth in munity, the same market, or in adja- paragraph (c) or (d) of this section, as cent markets provided, however, that applicable, to: the other requirements of this section (A) DTV licensed stations; and of section 73.622 are met with re- (B) DTV construction permits; spect to each such application. Such (C) Existing DTV allotments; agreements must be submitted with (D) Rulemaking petitions to amend the application for authority to con- the DTV table of allotments for which struct or modify the affected DTV sta- a Notice of Proposed Rule Making has tion or stations. The larger service been released and the comment dead- area resulting from a negotiated line specified therein has passed prior change in ERP and/or antenna HAAT to the filing date of the DTV applica- will be protected in accordance with tion; the provisions of paragraph (c) of this (E) NTSC stations with licenses cov- section. Negotiated agreements under ering construction permits that were this paragraph can include the ex- granted before the DTV application change of money or other consider- was filed; ations from one station to another, in- (F) NTSC construction permits that cluding payments to and from non- were granted before the DTV applica- commercial television stations as- tion was filed; signed reserved channels. Applications (G) Applications for new NTSC tele- submitted pursuant to the provisions vision stations that were in groups of of this paragraph will be granted only mutually exclusive applications on file if the Commission finds that such ac- prior to July 1, 1997, regardless of tion is consistent with the public inter- whether they are the only applications est. that remain pending from their group. (h) DTV application processing. (1) (iii) That do not provide the requisite DTV applications for a construction interference protection set forth in

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paragraph (c) or (d) of this section, as (ii) Must demonstrate the requisite applicable, to the following applica- interference protection set forth in tions and petitions will be deemed mu- paragraph (c) or (d) of this section, as tually exclusive with those applica- applicable, to: tions and petitions: (A) DTV licensed stations; (A) Other DTV applications pending (B) DTV construction permits; as of January 18, 2001; (C) Earlier-filed DTV applications; (B) Rulemaking petitions to amend (D) Existing DTV allotments; the DTV table of allotments filed on or (E) Rulemaking petitions to amend before January 18, 2001 for which a No- the DTV table of allotments for which tice of Proposed Rule Making had been a Notice of Proposed Rule Making has released and the comment deadline been released and the comment dead- specified therein had not passed prior line specified therein has passed prior to the filing date of the DTV applica- to the filing date of the DTV application; tion; (C) Rulemaking petitions to amend (F) NTSC stations with licenses cov- the DTV table of allotments filed on or ering construction permits that were before January 18, 2001 for which a No- granted before the DTV application tice of Proposed Rule Making had not was filed; been released; and (G) NTSC construction permits that (D) Applications for new NTSC sta- were granted before the DTV applications that are not covered by para- tion was filed; and graph (h)(1)(ii)(G) of this section and (H) Earlier-filed and accepted for fil- were filed and accepted for filing on or ing applications for new NTSC stations before January 18, 2001 that: that are not covered by paragraph (1) Were filed by post-auction winners (h)(2)(ii)(I) of this section, and that: pursuant to § 73.5005. (1) Were filed by post-auction winners (2) Are part of a settlement agree- pursuant to § 73.5005. ment on-file with the Commission that (2) Are part of a settlement agree- would result in the grant of the NTSC ment on-file with the Commission that application; or would result in the grant of the NTSC (3) Are cut-off singletons. application; or (2) DTV applications for a construc- (3) Are cut-off singletons; tion permit or a modified construction (I) Applications for new NTSC tele- permit filed after January 18, 2001: vision stations that were in groups of (i) Shall be afforded the interference mutually exclusive applications on file protection set forth in paragraph (c) or prior to July 1, 1997, regardless of (d) of this section, as applicable: whether they are the only applications (A) By all NTSC minor change appli- that remain pending from their group; cations; (J) Rulemaking petitions to amend (B) By NTSC new station applica- the NTSC table of allotments filed by tions, except those covered by para- applicants defined in (h)(2)(ii)(I) of this graph (h)(2)(ii)(H) and (I) of this sec- section for which a Notice of Proposed tion; Rule Making has been released and the (C) By all rulemaking petitions to comment deadline specified therein has amend the NTSC TV table of allot- passed prior to the filing of the DTV ments except those filed by NTSC ap- application. plicants in those groups defined in (iii) That do not provide the requisite (h)(2)(ii)(I) of this section for which a interference protection set forth in Notice of Proposed Rule Making has paragraph (c) or (d) of this section, as been released and the comment dead- applicable, to the following applica- line specified therein has passed prior tions and petitions will be deemed mu- to the filing date of the DTV applica- tually exclusive with those application; tions and petitions: (D) By later-filed DTV applications; (A) Other DTV applications filed the and same day; (E) By later-filed rulemaking peti- (B) Rulemaking petitions to amend tions to amend the DTV table of allot- the DTV table of allotments for which ments; a Notice of Proposed Rule Making had

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been released and the comment dead- (1) DTV broadcast station permittees line specified therein had not passed and licensees required to construct and prior to the filing date of the DTV ap- operate a DTV station by May 1, 2002, plication; and or May 1, 2003, pursuant to paragraph (C) Earlier-filed rulemaking petitions (d) of this section must, at a minimum, to amend the DTV table of allotments beginning on the date on which the for which a Notice of Proposed Rule DTV station is required to be con- Making had not been released. structed, provide a digital video pro- (3) DTV applicants, DTV applicants gram signal, of the quality described in and NTSC applicants, or DTV appli- paragraph (b) of this section, during cants and DTV rulemaking petitioners prime time hours as defined in that are mutually exclusive pursuant § 79.3(a)(6) of this chapter. These licens- to this section will be notified by Pub- ees and permittees must also comply lic Notice and provided with a 90-day with the minimum operating hours re- period of time to resolve their mutual quirements in paragraph (f) of this sec- exclusivity via engineering amendment tion. or settlement. Those applications and (2) DTV licensees or permittees that petitions that remain mutually exclu- choose to commence digital operation sive upon conclusion of the 90-day set- before the construction deadline set tlement period will be dismissed. forth in paragraph (d) of this section are not subject to any minimum sched- [62 FR 26719, May 14, 1997, as amended at 63 FR 13560, Mar. 20, 1998; 64 FR 4327, Jan. 28, ule for operation on the DTV channel. 1999; 65 FR 30002, May 10, 2000; 65 FR 58467, (c) Provided that DTV broadcast sta- Sept. 29, 2000; 66 FR 9984, Feb. 13, 2001; 66 FR tions comply with paragraph (b) of this 65134, Dec. 18, 2001; 69 FR 31906, June 8, 2004; section, DTV broadcast stations are 73 FR 5683, Jan. 30, 2008] permitted to offer services of any nature, consistent with the public inter- § 73.624 Digital television broadcast est, convenience, and necessity, on an stations. ancillary or supplementary basis. The (a) Digital television (‘‘DTV’’) broad- kinds of services that may be provided cast stations are assigned channels 6 include, but are not limited to com- MHz wide. Initial eligibility for li- puter software distribution, data trans- censes for DTV broadcast stations is missions, teletext, interactive mate- limited to persons that, as of April 3, rials, aural messages, paging services, 1997, are licensed to operate a full audio signals, subscription video, and power television broadcast station or any other services that do not derogate hold a permit to construct such a sta- DTV broadcast stations’ obligations tion (or both). under paragraph (b) of this section. (b) DTV broadcast station permittees Such services may be provided on a or licensees must transmit at least one broadcast, point-to-point or point-to- over-the-air video program signal at no multipoint basis, provided, however, direct charge to viewers on the DTV that any video broadcast signal pro- channel. Until such time as a DTV sta- vided at no direct charge to viewers tion permittee or licensee ceases ana- shall not be considered ancillary or log transmissions and returns that supplementary. spectrum to the Commission, and ex- (1) DTV licensees that provide ancil- cept as provided in paragraph (b)(1) of lary or supplementary services that are this section, at any time that a DTV analogous to other services subject to broadcast station permittee or licensee regulation by the Commission must transmits a video program signal on its comply with the Commission regula- analog television channel, it must also tions that apply to those services, pro- transmit at least one over-the-air video vided, however, that no ancillary or program signal on the DTV channel. supplementary service shall have any The DTV service that is provided pur- rights to carriage under §§ 614 or 615 of suant to this paragraph must be at the Communications Act of 1934, as least comparable in resolution to the amended, or be deemed a multichannel analog television station programming video programming distributor for pur- transmitted to viewers on the analog poses of section 628 of the Communica- channel. tions Act of 1934, as amended.

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(2) In all arrangements entered into used for pre-transition operation for with outside parties affecting service post-transition operation but which, as operation, the DTV licensee or per- of December 31, 2007, do not have a con- mittee must retain control over all ma- struction permit for facilities that con- terial transmitted in a broadcast mode form to the facilities defined by the via the station’s facilities, with the new DTV Table of Allotments and ac- right to reject any material in the sole companying Appendix B, established by judgement of the permitte or licensee. the Seventh Report and Order in MB The license or permittee is also respon- Docket No. 87–268 and codified at 47 sible for all aspects of technical oper- CFR 73.622(i). ation involving such telecommuni- (vii) June 12, 2009 in all markets for cations services. completion of construction of post- (3) In any application for renewal of a transition (DTV) facilities for all com- broadcast license for a television sta- mercial and noncommercial television tion that provides ancillary or supple- stations whose post-transition digital mentary services, a licensee shall es- channel is different from their pre- tablish that all of its program services transition digital channel and for those on the analog and the DTV spectrum stations whose post-transition channel are in the public interest. Any viola- is the same as their pre-transition tion of the Commission’s rules applica- channel but that are subject to a ble to ancillary or supplementary serv- unique technical challenge that has ices will reflect on the licensee’s quali- been specifically recognized as such by fications for renewal of its license. the Commission. (d) Digital television broadcast facili- (2) For the purposes of paragraph ties that comply with the FCC DTV (d)(1): Standard (section 73.682(d)), shall be (i) The term, ‘‘network,’’ is defined to constructed in the following markets include the ABC, CBS, NBC, and Fox by the following dates: television networks; (1)(i) May 1, 1999: all network-affiliated television stations in the top ten (ii) The term, ‘‘television market,’’ is television markets; defined as the Designated Market Area (ii) November 1, 1999: all network-af- or DMA as defined by Nielsen Media filiated television stations not included Research as of April 3, 1997; and in category (1)(i) and in the top 30 tele- (iii) The terms, ‘‘network-affiliated’’ vision markets; or ‘‘network-affiliate,’’ are defined to (iii) May 1, 2002: all remaining com- include those television stations affili- mercial television stations; ated with at least one of the four net- (iv) May 1, 2003: all noncommercial works designated in paragraph (d)(2)(i) television stations. as of April 3, 1997. In those DMAs in (v) May 18, 2008 in all markets for which a network has more than one completion of construction of post- network affiliate, paragraphs (d)(1) (i) transition (DTV) facilities for all com- and (ii) of this section shall apply to its mercial and noncommercial television network affiliate with the largest audi- stations that will use the same channel ence share for the 9 a.m. to midnight used for pre-transition operation for time period as measured by Nielsen post-transition operation and that, as Media Research in its Nielsen Station of December 31, 2007, have a construc- Index, Viewers in Profile, as of Feb- tion permit for facilities that conform ruary, 1997. to the facilities defined by the new (3) Authority delegated. (i) Authority DTV Table of Allotments and accom- is delegated to the Chief, Media Bureau panying Appendix B, established by the to grant an extension of time of up to Seventh Report and Order in MB Dock- six months beyond the relevant con- et No. 87–268 and codified at 47 CFR struction deadline specified in para- 73.622(i). graph (d)(1) of this section upon dem- (vi) August 18, 2008 in all markets for onstration by the DTV licensee or per- completion of construction of post- mittee that failure to meet that con- transition (DTV) facilities for all com- struction deadline is due to cir- mercial and noncommercial television cumstances that are either unforesee- stations that will use the same channel able or beyond the licensee’s control

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where the licensee has taken all rea- tion on the DTV channel at least 75 sonable steps to resolve the problem percent of the time they are transmit- expeditiously. ting a video program signal on the ana- (ii) For construction deadlines occur- log channel. ring prior to June 13, 2009, the fol- (3) Commencing on April 1, 2005, DTV lowing circumstances may include, but licensees and permittees described in shall not be limited to: paragraph (f)(1) of this section must (A) Inability to construct and place transmit a video program signal as de- in operation a facility necessary for scribed in paragraph (f)(1) of this sec- transmitting digital television, such as tion on the DTV channel at least 100 a tower, because of delays in obtaining percent of the time they are transmit- zoning or FAA approvals, or similar ting a video program signal on the ana- constraints; or log channel. (B) Where the licensee or permittee (4) The minimum operating hours re- is currently the subject of a bank- quirements imposed in paragraphs (f) ruptcy or receivership proceeding, or is (1) through (3) of this section will ter- experiencing severe financial hardship minate when the analog channel termi- as defined by negative cash flow for the nates operation and a 6 MHz channel is past three years. returned by the DTV licensee or per- (iii) For construction deadlines oc- mittee to the Commission. curring after June 12, 2009, the tolling (g) Commercial and noncommercial provisions of § 73.3598 shall apply. DTV licensees and permittees must an- (iv) The Bureau may grant no more nually remit a fee of five percent of the than two extension requests upon dele- gross revenues derived from all ancil- gated authority. Subsequent extension lary or supplementary services, as de- requests shall be referred to the Com- fined by paragraph (b) of this section, mission. The Bureau may deny exten- which are feeable, as defined in para- sion requests upon delegated authority. graphs (g)(2)(i) through (ii) of this sec- (v) Applications for extension of time tion. shall be filed no earlier than 90 and no later than 60 days prior to the relevant (1)(i) All ancillary or supplementary construction deadline, absent a show- services for which payment of a sub- ing of sufficient reasons for filing with- scription fee or charge is required in in less than 60 days of the relevant con- order to receive the service are feeable. struction deadline. The fee required by this provision shall (e) The application for construction be imposed on any and all revenues permit must be filed on Form 301 (ex- from such services, including revenues cept for noncommercial stations, which derived from subscription fees and must file on Form 340) on or before the from any commercial advertisements date on which half of the construction transmitted on the service. period has elapsed. Thus, for example, (ii) Any ancillary or supplementary for applicants in category (d)(1)(i), the service for which no payment is re- application for construction period quired from consumers in order to re- must be filed by May 1, 1998. ceive the service is feeable if the DTV (f)(1) Commencing on April 1, 2003, licensee directly or indirectly receives DTV television licensees and permit- compensation from a third party in re- tees required to construct and operate turn for the transmission of material a DTV station by May 1, 2002, or May 1, provided by that third party (other 2003, must transmit at least one over- than commercial advertisements used the-air video program signal at no di- to support broadcasting for which a rect charge to viewers on their DTV subscription fee is not required). The channel at least 50 percent of the time fee required by this provision shall be they are transmitting a video program imposed on any and all revenues from signal on their analog channel. such services, other than revenues re- (2) Commencing on April 1, 2004, DTV ceived from a third party in return for licensees and permittees described in the transmission of commercial adver- paragraph (f)(1) of this section must tisements used to support broadcasting transmit a video program signal as de- for which a subscription fee is not re- scribed in paragraph (f)(1) of this sec- quired.

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(2) Payment of fees. (i) Each December § 73.625 DTV coverage of principal 1, all commercial and noncommercial community and antenna system. DTV licensees and permittees will elec- (a) Transmitter location. (1) The DTV tronically report whether they pro- transmitter location shall be chosen so vided ancillary or supplementary serv- that, on the basis of the effective radi- ices in the 12-month period ending on ated power and antenna height above the preceding September 30. Licensees average terrain employed, the fol- and permittees will further report, for lowing minimum F(50,90) field strength the applicable period: in dB above one uV/m will be provided (A) A brief description of the services over the entire principal community to provided; be served: (B) Which services were feeable ancillary or supplementary services; Channels 2–6 ...... 35 dBu Channels 7–13 ...... 43 dBu (C) Whether any ancillary or supple- Channels 14–69 ...... 48 dBu mentary services provided were not subject to a fee; NOTE TO PARAGRAPH (a)(1): These require- (D) Gross revenues received from all ments above do not become effective until feeable ancillary and supplementary December 31, 2004 for commercial television services provided during the applicable licensees and December 31, 2005 for noncommercial television licensees. Prior to period; and those dates, the following minimum F(50,90) (E) The amount of bitstream used to field strength in dB above one uV/m must be provide ancillary or supplementary provided over the entire principal commu- services during the applicable period. nity to be served: Licensees and permittees will certify Channels 2–6 ...... 28 dBu under penalty of perjury the accuracy Channels 7–13 ...... 36 dBu of the information reported. Failure to Channels 14–69 ...... 41 dBu file regardless of revenues from ancillary or supplementary services or pro- (2) The location of the antenna must vision of such services may result in be so chosen that there is not a major appropriate sanctions. obstruction in the path over the prin- (ii) If a commercial or noncommer- cipal community to be served. cial DTV licensee or permittee has pro- (3) For the purposes of this section, vided feeable ancillary or supple- coverage is to be determined in accord- mentary services at any point during a ance with paragraph (b) of this section. 12-month period ending on September Under actual conditions, the true cov- 30, the licensee or permittee must addi- erage may vary from these estimates tionally file the FCC’s standard remit- because the terrain over any specific tance form (Form 159) on the subse- path is expected to be different from quent December 1. Licensees and per- the average terrain on which the field mittees will certify the amount of strength charts were based. Further, gross revenues received from feeable the actual extent of service will usu- ancillary or supplementary services for ally be less than indicated by these es- the applicable 12-month period and will timates due to interference from other remit the payment of the required fee. stations. Because of these factors, the (iii) The Commission reserves the predicted field strength contours give right to audit each licensee’s or per- no assurance of service to any specific mittee’s records which support the cal- percentage of receiver locations within culation of the amount specified on the distances indicated. line 23A of Form 159. Each licensee or (b) Determining coverage. (1) In pre- permittee, therefore, is required to re- dicting the distance to the field tain such records for three years from strength contours, the F (50,50) field the date of remittance of fees. strength charts (Figures 9, 10 and 10b of § 73.699 of this part) and the F (50,10) [62 FR 26989, May 16, 1997, as amended at 63 field strength charts (Figures 9a, 10a FR 15784, Apr. 1, 1998; 63 FR 69216, Dec. 16, and 10c of § 73.699 of this part) shall be 1998; 64 FR 4327, Jan. 28, 1999; 66 FR 58982, Nov. 26, 2001; 66 FR 65135, Dec. 18, 2001; 67 FR used. To use the charts to predict the 13232, Mar. 21, 2002; 67 FR 38423, June 4, 2002; distance to a given F (50,90) contour, 69 FR 59535, Oct. 4, 2004; 73 FR 5683, Jan. 30, the following procedure is used: Con- 2008; 74 FR 8878, Feb. 27, 2009] vert the effective radiated power in

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kilowatts for the appropriate azimuth ation above the average terrain and the into decibel value referenced to 1 kW radio horizon, assuming a smooth (dBk). Subtract the power value in dBk spherical earth with a radius of 8,495.5 from the contour value in dBu. Note kilometers (5,280 miles) and shall be de- that for power less than 1 kW, the dif- termined by the following equation: ference value will be greater than the contour value because the power in A = 0.0277 square root of H dBk is negative. Locate the difference Where: value obtained on the vertical scale at A is the depression angle in degrees. the left edge of the appropriate F H is the height in meters of the transmitting (50,50) chart for the DTV station’s antenna radiation center above average channel. Follow the horizontal line for terrain of the 3.2–16.1 kilometers (2–10 that value into the chart to the point miles) sector of the pertinent radial. of intersection with the vertical line This formula is empirically derived for above the height of the antenna above the limited purpose specified here. Its average terrain for the appropriate azi- use for any other purpose may be inap- muth located on the scale at the bottom of the chart. If the point of inter- propriate. section does not fall exactly on a dis- (3) Applicants for new DTV stations tance curve, interpolate between the or changes in the facilities of existing distance curves below and above the DTV stations must submit to the FCC intersection point. The distance values a showing as to the location of their for the curves are located along the stations’ or proposed stations’ contour. right edge of the chart. Using the ap- This showing is to include a map show- propriate F (50,10) chart for the DTV ing this contour, except where appli- station’s channel, locate the point cants have previously submitted mate- where the distance coincides with the rial to the FCC containing such infor- vertical line above the height of the mation and it is found upon careful ex- antenna above average terrain for the amination that the contour locations appropriate azimuth located on the indicated therein would not change, on scale at the bottom of the chart. Fol- any radial, when the locations are de- low a horizontal line from that point to termined under this section. In the lat- the left edge of the chart to determine ter cases, a statement by a qualified the F (50,10) difference value. Add the engineer to this effect will satisfy this power value in dBk to this difference requirement and no contour maps need value to determine the F (50,10) con- be submitted. tour value in dBu. Subtract the F (4) The antenna height to be used (50,50) contour value in dBu from this F with these charts is the height of the (50,10) contour value in dBu. Subtract radiation center of the antenna above this difference from the F (50,50) con- the average terrain along the radial in tour value in dBu to determine the F question. In determining the average (50,90) contour value in dBu at the per- elevation of the terrain, the elevations tinent distance along the pertinent ra- between 3.2–16.1 kilometers (2–10 miles) dial. from the antenna site are employed. (2) The effective radiated power to be Profile graphs shall be drawn for 8 used is that radiated at the vertical radials beginning at the antenna site angle corresponding to the depression and extending 16.1 kilometers (10 miles) angle between the transmitting an- therefrom. The radials should be drawn tenna center of radiation and the radio for each 45 degrees of azimuth starting horizon as determined individually for with True North. At least one radial each azimuthal direction concerned. In must include the principal community cases where the relative field strength to be served even though such commu- at this depression angle is 90% or more nity may be more than 16.1 kilometers of the maximum field strength devel- (10 miles) from the antenna site. How- oped in the vertical plane containing ever, in the event none of the evenly the pertaining radial, the maximum ra- spaced radials include the principal diation shall be used. The depression community to be served and one or angle is based on the difference in ele- more such radials are drawn in addi- vation of the antenna center of radi- tion to the 8 evenly spaced radials,

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such additional radials shall not be em- cate the source of the topographical ployed in computing the antenna data employed. The graph should also height above average terrain. Where show the elevation of the center of the the 3.2–16.1 kilometers (2–10 mile) por- radiating system. The graph may be tion of a radial extends in whole or in plotted either on rectangular coordi- part over large bodies of water (such as nate paper or on special paper which ocean areas, gulfs, sounds, bays, large shows the curvature of the earth. It is lakes, etc., but not rivers) or extends not necessary to take the curvature of over foreign territory but the contour the earth into consideration in this encompasses land area within the procedure, as this factor is taken care United States beyond the 16.1 kilo- of in the charts showing signal meters (10 mile) portion of the radial, strengths. The average elevation of the the entire 3.2–16.1 kilometers (2–10 12.9 kilometer (8 miles) distance be- mile) portion of the radial shall be in- tween 3.2–16.1 kilometers (2–10 miles) cluded in the computation of antenna from the antenna site should then be height above average terrain. However, determined from the profile graph for where the contour does not so encom- each radial. This may be obtained by pass United States land area and (1) averaging a large number of equally the entire 3.2–16.1 kilometers (2–10 spaced points, by using a planimeter, mile) portion of the radial extends over or by obtaining the median elevation large bodies of water or foreign terri- (that exceeded for 50% of the distance) tory, such radial shall be completely in sectors and averaging those values. omitted from the computation of an- In directions where the terrain is such tenna height above average terrain, that negative antenna heights or and (2) where a part of the 3.2–16.1 kilo- heights below 30.5 meters (100 feet) for meters (2–10 mile) portion of a radial the 3.2 to 16.1 kilometers (2 to 10 mile) extends over large bodies of water or over foreign territory, only that part of sector are obtained, an assumed height the radial extending from the 3.2 kilo- of 30.5 meters (100 feet) shall be used meter (2 mile) sector to the outermost for the prediction of coverage. How- portion of land area within the United ever, where the actual contour dis- States covered by the radial shall be tances are critical factors, a supple- employed in the computation of an- mental showing of expected coverage tenna height above average terrain. must be included together with a de- The profile graph for each radial should scription of the method employed in be plotted by contour intervals of from predicting such coverage. In special 12.2–30.5 meters (40–100 feet) and, where cases, the Commission may require ad- the data permits, at least 50 points of ditional information as to terrain and elevation (generally uniformly spaced) coverage. should be used for each radial. In in- (5) In the preparation of the profile stances of very rugged terrain where graph previously described, and in de- the use of contour intervals of 30.5 me- termining the location and height ters (100 feet) would result in several above sea level of the antenna site, the points in a short distance, 61.0–122.0 elevation or contour intervals shall be meter (200–400 foot) contour intervals taken from the United States Geologi- may be used for such distances. On the cal Survey Topographic Quadrangle other hand, where the terrain is uni- Maps, United States Army Corps of En- form or gently sloping the smallest gineers’ maps or Tennessee Valley Au- contour interval indicated on the topo- thority maps, whichever is the latest, graphic map (see paragraph (b)(5) of for all areas for which such maps are this section) should be used, although available. If such maps are not pub- only relatively few points may be lished for the area in question, the next available. The profile graphs should in- best topographic information should be dicate the topography accurately for used. Topographic data may sometimes each radial, and the graphs should be be obtained from State and Municipal plotted with the distance in kilometers agencies. Data from Sectional Aero- as the abscissa and the elevation in nautical Charts (including bench meters above mean sea level as the or- marks) or railroad depot elevations and dinate. The profile graphs should indi- highway elevations from road maps

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may be used where no better informa- amount of tilt in degrees of the an- tion is available. In cases where lim- tenna vertical axis and the orientation ited topographic data is available, use of the downward tilt with respect to may be made of an altimeter in a car true North must be specified, and the driven along roads extending generally horizontal plane pattern must reflect radially from the transmitter site. the use of mechanical beam tilt. United States Geological Survey Topo- (iii) A tabulation of the relative field graphic Quadrangle Maps may be ob- pattern required in paragraph (c)(3)(ii) tained from the United States Geologi- of this section. The tabulation should cal Survey, Department of the Interior, use the same zero degree reference as Washington, D.C. 20240. Sectional Aero- the plotted pattern, and be tabulated nautical Charts are available from the at least every 10 degrees. In addition, United States Coast and Geodetic Sur- tabulated values of all maxima and vey, Department of Commerce, Wash- minima, with their corresponding azi- ington, D.C. 20235. In lieu of maps, the muths, should be submitted. average terrain elevation may be com- (iv) Horizontal and vertical plane ra- puter generated, except in the cases of diation patterns showing the effective dispute, using elevations from a 30 sec- radiated power, in dBk, for each direc- ond point or better topographic data tion. Sufficient vertical plane patterns file. The file must be identified and the must be included to indicate clearly data processed for intermediate points the radiation characteristics of the an- along each radial using linear inter- tenna above and below the horizontal polation techniques. The height above plane. In cases where the angles at mean sea level of the antenna site which the maximum vertical radiation must be obtained manually using ap- varies with azimuth, a separate propriate topographic maps. vertical radiation pattern must be pro- (c) (1) The antenna Antenna system. vided for each pertinent radial direc- system shall be designed so that the ef- tion. fective radiated power at any angle (v) All horizontal plane patterns above the horizontal shall be as low as the state of the art permits, and in the must be plotted to the largest scale same vertical plane may not exceed the possible on unglazed letter-size polar effective radiated power in either the coordinate paper (main engraving ap- × × horizontal direction or below the hori- proximately 18 cm 25 cm (7 inches 10 zontal, whichever is greater. inches)) using only scale divisions and (2) An antenna designed or altered to subdivisions of 1, 2, 2.5. or 5 times 10- produce a noncircular radiation pat- nth. All vertical plane patterns must tern in the horizontal plane is consid- be plotted on unglazed letter-size rec- ered to be a directional antenna. An- tangular coordinate paper. Values of tennas purposely installed in such a field strength on any pattern less than manner as to result in the mechanical 10 percent of the maximum field beam tilting of the major vertical radi- strength plotted on that pattern must ation lobe are included in this cat- be shown on an enlarged scale. egory. (vi) The horizontal and vertical plane (3) Applications proposing the use of patterns that are required are the pat- directional antenna systems must be terns for the complete directional an- accompanied by the following: tenna system. In the case of a com- (i) Complete description of the pro- posite antenna composed of two or posed antenna system, including the more individual antennas, this means manufacturer and model number of the that the patterns for the composite an- proposed directional antenna. tenna, not the patterns for each of the (ii) Relative field horizontal plane individual antennas, must be sub- pattern (horizontal polarization only) mitted. of the proposed directional antenna. A (4) Where simultaneous use of anten- value of 1.0 should be used for the max- nas or antenna structures is proposed, imum radiation. The plot of the pat- the following provisions shall apply: tern should be oriented so that 0 de- (i) In cases where it is proposed to grees corresponds to true North. Where use a tower of an AM broadcast station mechanical beam tilt is intended, the as a supporting structure for a DTV

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broadcast antenna, an appropriate ap- formula in paragraph (b)(2) of this sec- plication for changes in the radiating tion. system of the AM broadcast station (iii) For each such radial direction, must be filed by the licensee thereof. A the ERP at the depression angle, tak- formal application (FCC Form 301, or ing into account the effect of the elec- FCC Form 340 for a noncommercial trical beam tilt, mechanical beam tilt, educational station) will be required if if used, and directional antenna pat- the proposal involves substantial tern if a directional antenna is speci- change in the physical height or radi- fied. ation characteristics of the AM broad- (iv) The maximum ERP toward the cast antennas; otherwise an informal radio horizon determined by this proc- application will be acceptable. (In case ess must be clearly indicated. In addi- of doubt, an informal application (let- tion, a tabulation of the relative fields ter) together with complete engineer- representing the effective radiation ing data should be submitted.) An ap- pattern toward the radio horizon in the plication may be required for other 36 radial directions must be submitted. classes of stations when the tower is to A value of 1.0 should be used for the be used in connection with a DTV sta- maximum radiation. tion. [62 FR 26990, May 16, 1997, as amended at 63 (ii) When the proposed DTV antenna FR 13562, Mar. 20, 1998; 66 FR 9985, Feb. 13, is to be mounted on a tower in the vi- 2001; 66 FR 65135, Dec. 18, 2001] cinity of an AM station directional antenna system and it appears that the § 73.626 DTV distributed transmission operation of the directional antenna systems. system may be affected, an engineering (a) A DTV station may be authorized study must be filed with the DTV ap- to operate multiple synchronized plication concerning the effect of the transmitters on its assigned channel to DTV antenna on the AM directional ra- provide service consistent with the re- diation pattern. Field measurements of quirements of this section. Such oper- the AM stations may be required prior ation is called a distributed trans- to and following construction of the mission system (DTS). Except as ex- DTV station antenna, and readjust- pressly provided in this section, DTV ments made as necessary. stations operating a DTS facility must (5) Applications proposing the use of comply with all rules applicable to electrical beam tilt pursuant to section DTV single-transmitter stations. 73.622(f)(4) must be accompanied by the (b) For purposes of compliance with following: this section, a station’s ‘‘authorized (i) Complete description of the pro- service area’’ is defined as the area posed antenna system, including the within its predicted noise-limited serv- manufacturer and model number. ice contour determined using the fa- Vertical plane radiation patterns con- cilities authorized for the station in a forming with paragraphs (c)(3)(iv), license or construction permit for non- (c)(3)(v) and (c)(3)(vi) of this section. DTS, single-transmitter-location oper- (ii) For at least 36 evenly spaced ation. radials, including 0 degrees cor- (c) Table of Distances. The following responding to true North, a determina- Table of Distances describes (by chan- tion of the depression angle between nel and zone) a station’s maximum the transmitting antenna center of ra- service area that can be obtained in ap- diation and the radio horizon using the plying for a DTS authorization.

F(50,90) field Channel Zone strength Distance from reference point (dBU)

2–6 ...... 1 ...... 28 108 km. (67 mi.) 2–6 ...... 2 and 3 ...... 28 128 km. (80 mi.) 7–13 ...... 1 ...... 36 101 km. (63 mi.) 7–13 ...... 2 and 3 ...... 36 123 km. (77 mi.) 14–51 ...... 1, 2 and 3 ...... 41 103 km. (64 mi.)

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(1) DTV station zones are defined in principal community coverage as re- § 73.609. quired in § 73.625(a); (2) DTS reference point. A station’s (5) The ‘‘combined field strength’’ of DTS reference point is established in all the DTS transmitters in a network the FCC Order that created or made does not cause interference to another final modifications to the Post-Transi- station in excess of the criteria speci- tion DTV Table of Allotments, fied in § 73.616, where the combined § 73.622(i), and the corresponding facili- field strength level is determined by a ties for the station’s channel assign- ‘‘root-sum-square’’ calculation, in ment as set forth in that FCC Order. which the combined field strength level (d) Determining DTS coverage. The at a given location is equal to the coverage for each DTS transmitter is square root of the sum of the squared determined based on the F(50,90) field field strengths from each transmitter strength given in the Table of Dis- in the DTS network at that location. tances (in paragraph (c) of this sec- (6) Each DTS transmitter must be lo- tion), calculated in accordance with cated within either the DTV station’s § 73.625(b). The combined coverage of a Table of Distances area or its author- DTS station is the logical union of the ized service area. coverage of all DTS transmitters. (e) DTS protection from interference. A [73 FR 74063, Dec. 5, 2008] DTS station must be protected from in- § 73.635 Use of common antenna site. terference in accordance with the criteria specified in § 73.616. To determine No television license or renewal of a compliance with the interference pro- television license will be granted to tection requirements of § 73.616, the any person who owns, leases, or con- population served by a DTS station trols a particular site which is pecu- shall be the population within the sta- liarly suitable for television broad- tion’s combined coverage contour, ex- casting in a particular area and (a) cluding the population in areas that which is not available for use by other are outside both the DTV station’s au- television licensees; and (b) no other thorized service area and the Table of comparable site is available in the Distances area (in paragraph (c) of this area; and (c) where the exclusive use of section). Only population that is pre- such site by the applicant or licensee dicted to receive service by the method would unduly limit the number of tele- described in § 73.622(e)(2) from at least vision stations that can be authorized one individual DTS transmitter will be in a particular area or would unduly considered. restrict competition among television (f) Applications for DTS. An applica- stations. tion proposing use of a DTS will not be [28 FR 13660, Dec. 14, 1963] accepted for filing unless it meets all of the following conditions: § 73.641 Subscription TV definitions. (1) The combined coverage from all of (a) Subscription television. A system the DTS transmitters covers all of the whereby subscription television pro- applicant’s authorized service area; grams are transmitted and received. (2) Each DTS transmitter’s coverage (b) Subscription television program. A is contained within either the DTV sta- television boadcast program intended tion’s Table of Distances area (pursu- to be received in intelligible form for a ant to paragraph (c) of this section) or fee or charge. its authorized service area, except where such extension of coverage be- [52 FR 6154, Mar. 2, 1987] yond the station’s authorized service area is of a minimal amount and nec- § 73.642 Subscription TV service. essary to meet the requirements of (a) Subscription TV service may be paragraph (f)(1) of this section; provided by: (3) Each DTS transmitter’s coverage (1) Licensees and permittees of com- is contiguous with at least one other mercial and noncommercial TV sta- DTS transmitter’s coverage; tions, and (4) The coverage from one or more (2) Licensees and permittees of low DTS transmitter(s) is shown to provide power TV stations.

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(b) A licensee or permittee of a com- ion, is of greater local or national im- mercial or noncommercial TV station portance; or or a low power TV station may begin (2) Delegates to any other person the subscription TV service upon installa- right to schedule the hours of trans- tion of encoding equipment having ad- mission of subscription programs. How- vance FCC approval. However, the li- ever, this rule does not prevent a licensee or permittee of a TV broadcast censee or permittee from entering into station (not applicable to low power an agreement or arrangement whereby TV stations) must send a letter to the it agrees to schedule a specific sub- FCC in Washington, DC, that subscrip- scription TV broadcast program at a tion TV service will commence at least specific time or to schedule a specific 30 days prior to commencement of such number of hours of subscription pro- service. In that letter, to be entitled grams during the broadcast day (or ‘‘Notice of Commencement of STV Op- segments thereof) or weeks; or erations,’’ the licensee or permittee is (3) Deprives it of the right of ulti- to state that it will comply with the mate decision concerning the max- provisions of paragraphs (e)(1) through imum amount of any subscription program charge or fee. (e)(3) and § 73.644(c) of this chapter and (4) Has provisions that do not comply identify the make and type of encoding with the following policies of the FCC: system to be used. A similar notice (i) Unless a satifactory signal is un- must be submitted if the licensee or available at the location where service permittee commences using another is desired, subscription TV service type of encoding system. (See section must be provided to all persons desir- 644(h).) A notice must also be sub- ing it within the Grade A contour of mitted to the FCC in Washington, DC, the station broadcasting subscription if encoded subscription TV service is to programs. Geographic or other reason- be discontinued, at least 30 days prior able patterns of installation for new to such discontinuance. subscription services is permitted and, (c) The station proof of system com- for good cause, service may be termi- pliance measurement data (see nated. § 73.644(c)) need not be submitted to the (ii) Charges, terms and conditions of FCC, however, the measurement data service to subscribers must be applied must be available to the FCC upon re- uniformly. However, subscribers may quest. be divided into reasonable classifica- (d) The use of the visual vertical tions approved by the FCC, and the im- blanking interval or an aural subcar- positions of different sets of terms and rier for transmitting subscriber de- conditions may be applied to sub- coder control code signals during peri- scribers in different classifications. ods of normal non-encoded program- Further, for good cause, within such ming may be used only upon specific classification, deposits may be required FCC authorization. Letter requests to from some subscribers and not of oth- use either the video blanking intervals ers; and, also for good cause, if a sub- or aural subcarriers during periods of scription system generally uses a cred- non-subscription programming are to it-type decoder, cash operated decoders be sent to the FCC in Washington, D.C. may be installed for some subscribers. (e) A licensee or permittee of a com- [48 FR 56392, Dec. 21, 1983, as amended at 52 mercial or noncommercial TV broad- FR 6154, Mar. 2, 1987; 66 FR 58982, Nov. 26, cast or low power TV station may not 2001] transmit a subscription service if it has a contract, arrangement, or under- § 73.643 Subscription TV operating requirements. standing expressed or implied, that: (1) Prevents or hinders it from reject- The non-technical rules and policies ing or refusing any subscription TV applicable to regular TV broadcast sta- broadcast program that it reasonably tions are applicable to subscription TV believes to be unsatisfactory or unsuit- operations, except where specifically able or contrary to the public inter- exempted in the provisions of those ests; or substituting a subscription or rules and policies. conventional program that, in its opin- [48 FR 56392, Dec. 21, 1983]

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§ 73.644 Subscription TV transmission advance FCC approval of the system systems. being used. A copy of the measurement (a) Licensees and permittees of com- data is to be maintained in the station mercial and noncommercial TV broad- files and made available to the FCC cast and low power TV stations may upon request. conduct subscription operations only (d) The licensee of a station trans- by using an encoding system that has mitting an encoded subscription serv- been approved in advance by the FCC. ice must have at the transmitter con- Such advance approval may be applied trol point the technical specifications for and granted in accordance with the for the system being used of both the procedures given in Subpart M Part 2 aural and visual baseband signals and of the Rules. the transmitted radiofrequency sig- (b) The criteria for advance approval nals, and have the necessary measuring of subscription TV transmitting sys- and monitoring equipment, including tems by the FCC are as follows: transmitter output power measuring (1) Spectral energy in the trans- equipment, to determine that the mitted signal must not exceed the lim- transmissions conform to the advance itations given in § 73.687(e). approval specifications on file with the (2) No increase in width of the tele- FCC. Full operating specifications for vision broadcast channel (6 MHz.) is the system must be available to rep- permitted. resentatives of the FCC upon request. (3) The technical system must enable (e) The operating power of the trans- stations to transmit encoded subscrip- mitters during encoded operations tion TV programs without increasing must be determined and maintained the RMS output power from either the according to the procedures given in video or audio transmitters over that the application for advance approval. required to transmit the same program (f) A station using an encoding sys- material using normal transmission tem in accordance with the specifica- standards. tions filed with the application for ad- (4) Modification of a type accepted vance approval is deemed to be exempt- TV broadcast or low power TV trans- ed from those technical regulations of mitter for encoded transmissions must this Subpart and Subpart H to the ex- not render transmitter incapable of op- tent they are specifically detailed in erating in accordance with the oper- the application. ating specifications upon which type (g) No protection from interference acceptance was granted. (See § 2.1001 of any kind will be afforded to recep- (b), (k)) tion of encoded subscription program- (5) Interference to reception of con- ming over that afforded reception of ventional television either of co-chan- non-encoded signals. nel or adjacent channel stations must (h) A licensee or permittee may not increase over that resulting from make no modifications on a subscrip- the transmission of programming with tion encoding system that would alter normal transmission standards. the characteristics of the transmitted (6) Subscriber decoder devices must aural or visual signal from those speci- meet the provisions, where required, of fied in the application for advance ap- Subpart H of Part 15 of the FCC Rules proval. A licensee or permittee of a sta- for TV Interface Devices. tion replacing its encoding system (c) Prior to commencing the trans- must perform the measurements re- mission of encoded subscription pro- quired by paragraph (c) of this section. gramming, the licensee or permittee of A TV broadcast station licensee or per- a TV broadcast or low power TV sta- mittee must also send a letter advising tion must perform such tests and meas- the FCC of the new system being used urements to determine that the trans- as required by § 73.642(b) of this chap- mitted encoded signal conforms to the ter. radiated radio frequency and demodu- (i) The station licensee is fully related baseband and waveforms, trans- sponsible for all technical operations of mitter operating power determination, the station during transmissions of en- and the occupied bandwidth limita- coded subscription programming, re- tions specified in the application for gardless of the supplier of the encoding

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equipment or subscription program ing telecommunications service oper- service. ation, the licensee or permittee must retain control over all material trans- NOTE: Stations transmitting encoded subscription programming prior to October 1, mitted in a broadcast mode via the sta- 1983, must comply with all technical and option’s facilities, with the right to re- erating requirements of this Section no later ject any material that it deems inap- than April 1, 1984. Stations not having the propriate or undesirable. The licensee information to comply with this Section or permittee is also responsible for all must obtain such information from the man- aspects of technical operation involv- ufacturer of the encoding system being used, ing such telecommunications services. and if necessary, by measurements of the station’s transmission system. (e) The grant or renewal of a TV station license or permit will not be (j) Upon request by an authorized furthered or promoted by proposed or representative of the FCC, the licensee past VBI or visual signal telecommuni- of a TV station transmitting encoded cations service operation; the licensee programming must make available a must establish that its broadcast oper- receiving decoder to the Commission to ation serves the public interest wholly carry out its regulatory responsibil- apart from such telecommunications ities. service activities. (Violation of rules [48 FR 56392, Dec. 21, 1983, as amended at 57 applicable to VBI and visual signal FR 48333, Oct. 23, 1992; 66 FR 58982, Nov. 26, telecommunications services could, of 2001] course, reflect on a licensee’s qualifications to hold its license or permit.) § 73.646 Telecommunications Service (f) TV broadcast stations are author- on the Vertical Blanking Interval ized to transmit VBI and visual tele- and in the Visual Signal. communications service signals during (a) Telecommunications services per- any time period, including portions of mitted on the vertical blanking inter- the day when normal programming is val (VBI) and in the visual signal in- not broadcast. Such transmissions clude the transmission of data, proc- must be in accordance with the tech- essed information, or any other com- nical provisions of § 73.682. munication in either a digital or analog mode. [50 FR 4663, Feb. 1, 1985, as amended at 50 FR 9035, Mar. 6, 1985; 61 FR 36304, July 10, 1996] (b) Telecommunications service on the VBI and in the visual signal is of § 73.653 Operation of TV aural and vis- an ancillary nature and as such is an ual transmitters. elective, subsidiary activity. No service guidelines, limitations, or perform- The aural and visual transmitters ance standards are applied to it. The may be operated independently of each kinds of service that may be provided other or, if operated simultaneously, include, but are not limited to, tele- may be used with different and unre- text, paging, computer software and lated program material. bulk data distribution, and aural mes- [54 FR 9806, Mar. 8, 1989] sages. Such services may be provided on a broadcast, point-to-point, or point § 73.658 Affiliation agreements and to multipoint basis. network program practices; terri- (c) Telecommunications services that torial exclusivity in non-network are common carrier in nature are sub- program arrangements. ject to common carrier regulation. Li- (a) Exclusive affiliation of station. No censees operating such services are re- license shall be granted to a television quired to apply to the Commission for broadcast station having any contract, the appropriate authorization and to arrangement, or understanding, ex- comply with all policies and rules ap- press or implied, with a network orga- plicable to the particular service. nization under which the station is pre- (d) Television licensees are author- vented or hindered from, or penalized ized to lease their VBI and visual sig- for, broadcasting the programs of any nal telecommunications facilities to other network organization. (The term outside parties. In all arrangements en- ‘‘network organization’’ as used in this tered into with outside parties affect- section includes national and regional

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network organizations. See ch. VII, J, (1) Rejecting or refusing network proof Report on Chain Broadcasting.) grams which the station reasonably be- (b) Territorial exclusively. No license lieves to be unsatisfactory or unsuit- shall be granted to a television broad- able or contrary to the public interest, cast station having any contract, ar- or rangement, or understanding, express (2) Substituting a program which, in or implied, with a network organiza- the station’s opinion, is of greater local tion which prevents or hinders another or national importance. broadcast station located in the same (f) [Reserved] community from broadcasting the net- (g) Dual network operation. A tele- work’s programs not taken by the vision broadcast station may affiliate former station, or which prevents or with a person or entity that maintains hinders another broadcast station lo- two or more networks of television cated in a different community from broadcast stations unless such dual or broadcasting any program of the net- multiple networks are composed of two work organization. This section shall or more persons or entities that, on not be construed to prohibit any con- February 8, 1996, were ‘‘networks’’ as tract, arrangement, or understanding defined in § 73.3613(a)(1) of the Commis- between a station and a network orga- sion’s regulations (that is, ABC, CBS, nization pursuant to which the station Fox, and NBC). is granted the first call in its commu- (h) Control by networks of station rates. nity upon the programs of the network No license shall be granted to a tele- organization. As employed in this para- vision broadcast station having any graph, the term ‘‘community’’ is de- contract, arrangement, or under- fined as the community specified in the standing, express or implied, with a instrument of authorization as the lo- network organization under which the cation of the station. station is prevented or hindered from, or penalized for, fixing or altering its (c) [Reserved] rates for the sale of broadcast time for (d) Station commitment of broadcast other than the network’s programs. time. No license shall be granted to a (i) No license shall be granted to a television broadcast station having any television broadcast station which is contract, arrangement, or under- represented for the sale of non-network standing, express or implied, with any time by a network organization or by network organization, which provides an organization directly or indirectly for optioning of the station’s time to controlled by or under common control the network organization, or which has with a network organization, if the sta- the same restraining effect as time tion has any contract, arrangement or optioning. As used in this section, time understanding, express or implied, optioning is any contract, arrange- which provides for the affiliation of the ment, or understanding, express or im- station with such network organiza- plied, between a station and a network tion: Provided, however, That this rule organization which prevents or hinders shall not be applicable to stations li- the station from scheduling programs censed to a network organization or to before the network agrees to utilize the a subsidiary of a network organization. time during which such programs are (j)–(l) [Reserved] scheduled, or which requires the sta- (m) Territorial exclusivity in non-net- tion to clear time already scheduled work arrangements. (1) No television when the network organization seeks station shall enter into any contract, to utilize the time. arrangement, or understanding, ex- (e) Right to reject programs. No license pressed or implied; with a non-network shall be granted to a television broad- program producer, distributor, or sup- cast station having any contract, ar- plier, or other person; which prevents rangement, or understanding, express or hinders another television station or implied, with a network organiza- located in a community over 56.3 kilo- tion which, with respect to programs meters (35 miles) away, as determined offered or already contracted for pursu- by the reference points contained in ant to an affiliation contract, prevents § 76.53 of this chapter, (if reference or hinders the station from: points for a community are not listed

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in § 76.53, the location of the main post the ARB listing, the listing in § 76.51 shall office will be used) from broadcasting govern. any program purchased by the former NOTE 3: The provisions of this paragraph station from such non-network pro- apply only to U.S. commercial television broadcast stations in the 50 states, and not gram producer, distributor, supplier, or to stations in Puerto Rico or the Virgin Is- other person, except that a television lands, foreign stations or noncommercial station may secure exclusivity against educational television or ‘‘public’’ television a television station licensed to another stations (either by way of restrictions on designated community in a hyphenated their exclusivity or on exclusivity against market specified in the market listing them). as contained in § 76.51 of this chapter NOTE 4: New stations authorized in any for those 100 markets listed, and for community of a hyphenated market listed in markets not listed in § 76.51 of this § 76.51 of this chapter or in any community of a hyphenated market listed in the ARB Tele- chapter, the listing as contained in the vision Market Analysis (for markets below Nielsen Media Research DMA Rankings the top-100 markets) are subject to the same for the most recent year at the time rules as previously existing stations therein. that the exclusivity contract, arrange- New stations authorized in other commu- ment or understanding is complete nities are considered stations in separate under practices of the industry. As markets unless and until § 76.51 is amended used in this paragraph, the term by Commission action, or the ARB listing is ‘‘community’’ is defined as the commu- changed. nity specified in the instrument of au- (Sec. 5, 48 Stat. 1068 (47 U.S.C. 155)) thorization as the location of the sta- [28 FR 13660, Dec. 14, 1963] tion. (2) Notwithstanding paragraph (m)(1) EDITORIAL NOTE: For FEDERAL REGISTER ci- of this section, a television station tations affecting § 73.658, see the List of CFR may enter into a contract, arrange- Sections Affected which appears in the Find- ing Aids section of the printed volume and ment, or understanding with a pro- on GPO Access. ducer, supplier, or distributor of a non- network program if that contract, ar- §§ 73.659–73.663 [Reserved] rangement, or understanding provides that the broadcast station has exclu- § 73.664 Determining operating power. sive national rights such that no other (a) The operating power of each TV television station in the United States visual transmitter shall normally be may broadcast the program. determined by the direct method. NOTE 1: Contracts, arrangements, or under- (b) Direct method, visual transmitter. standings that are complete under the prac- The direct method of power determina- tices of the industry prior to August 7, 1973, tion for a TV visual transmitter uses will not be disturbed. Extensions or renewals the indications of a calibrated trans- of such agreements are not permitted be- mission line meter (responsive to peak cause they would in effect be new agreements without competitive bidding. How- power) located at the RF output termi- ever, such agreements that were based on nals of the transmitter. The indica- the broadcaster’s advancing ‘‘seed money’’ tions of the calibrated meter are used for the production of a specific program or to observe and maintain the authorized series that specify two time periods—a try- operating power of the visual trans- out period and period thereafter for general mitter. This meter must be calibrated exhibition—may be extended or renewed as whenever any component in the meter- contemplated in the basic agreement. NOTE 2: It is intended that the top 100 ing circuit is repaired or replaced and major television markets listed in § 76.51 of as often as necessary to ensure oper- this chapter shall be used for the purposes of ation in accordance with the provisions this rule and that the listing of the top 100 of § 73.1560 of this part. The following television markets appearing in the ARB calibration procedures are to be used: Television Market Analysis shall not be (1) The transmission line meter is used. The reference in this rule to the listing calibrated by measuring the average of markets in the ARB Television Market power at the output terminals of the Analysis refers to hyphenated markets below the top-100 markets contained in the ARB transmitter, including any vestigial Television Market Analysis. If a community sideband and harmonic filters which is listed in a hyphenated market in § 76.51 may be used in normal operation. For and is also listed in one of the markets in this determination the average power

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output is measured while operating scale or glass face. These markings into a dummy load of substantially must be checked and changed, if nec- zero reactance and a resistance equal essary, each time the meter is cali- to the transmission line characteristic brated. impedance. During this measurement (c) Indirect method, visual transmitter. the transmitter is to be modulated The operating power is determined by only by a standard synchronizing sig- the indirect method by applying an ap- nal with blanking level set at 75% of propriate factor to the input power to peak amplitude as observed in an out- the final radio-frequency amplifier put waveform monitor, and with this stage of the transmitter using the fol- blanketing level amplitude maintained lowing formula: throughout the time interval between Transmitter output power=Ep × Ip × F synchronizing pulses. (2) If electrical devices are used to Where: determine the output power, such de- Ep=DC input voltage of the final radio-fre- vices must permit determination of quency amplifier stage. this power to within an accuracy of Ip=DC input current of the final radio-fre- ±5% of the power indicated by the full quency amplifier stage. scale reading of the electrical indi- F=Efficiency factor. cating instrument of the device. If (1) If the above formula is not appro- temperature and coolant flow indi- priate for the design of the transmitter cating devices are used to determine final amplifier, use a formula specified the power output, such devices must by the transmitter manufacturer with permit determination of this power to other appropriate operating param- within an accuracy of ±4% of measured eters. average power output. The peak power (2) The value of the efficiency factor, output is the power so measured in the F established for the authorized trans- dummy load multiplied by the factor mitter output power is to be used for 1.68. During this measurement the maintaining the operating power, even input voltage and current to the final though there may be some variation in radio frequency amplifier stage and the F over the power operating range of the transmission line meter are to be read transmitter. and compared with similar readings (3) The value of F is to be determined taken with the dummy load replaced and a record kept thereof by one of the by the antenna. These readings must following procedures listed in order of be in substantial agreement. preference: (3) The meter must be calibrated (i) Using the most recent measure- with the transmitter operating at 80%, ment data for calibration of the trans- 100%, and 110% of the authorized power mission line meter according to the as often as may be necessary to main- procedures described in paragraph (b) tain its accuracy and ensure correct of this section or the most recent transmitter operating power. In cases measurements made by the licensee es- where the transmitter is incapable of tablishing the value of F. In the case of operating at 110% of the authorized composite transmitters or those in power output, the calibration may be which the final amplifier stages have made at a power output between 100% been modified pursuant to FCC ap- and 110% of the authorized power out- proval, the licensee must furnish the put. However, where this is done, the FCC and also retain with the station output meter must be marked at the records the measurement data used as point of calibration of maximum power a basis for determining the value of F. output, and the station will be deemed (ii) Using measurement data shown to be in violation of this rule if that on the transmitter manufacturer’s test power is exceeded. The upper and lower data supplied to the licensee, provided limits of permissible power deviation that measurements were made at the as determined by the prescribed cali- authorized carrier frequency and trans- bration, must be shown upon the meter mitter output power. either by means of adjustable red (iii) Using the transmitter manufac- markers incorporated in the meter or turer’s measurement data submitted to by red marks placed upon the meter the FCC for type acceptance as shown

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in the instruction book supplied to the (b) TV subsidiary communications licensee. services that are common carrier or private radio in nature are subject to NOTE: Refer to § 73.1560 for aural transmitter output power levels. common carrier or private radio regulation. Licensees operating such serv- [44 FR 58732, Oct. 11, 1979, as amended at 48 ices are required to apply to the FCC FR 44805, Sept. 30, 1983; 49 FR 4210, Feb. 3, for the appropriate authorization and 1984; 49 FR 22092, May 25, 1984; 49 FR 49851, Dec. 24, 1984; 50 FR 26568, June 27, 1985; 54 FR to comply with all policies and rules 9806, Mar. 8, 1989. Redesignated at 58 FR applicable to the service. Responsi- 62555, Nov. 29, 1993] bility for making the initial determinations of whether a particular ac- § 73.665 Use of TV aural baseband sub- tivity requires separate authority rests carriers. with the TV station licensee or per- Licensees of TV broadcast stations mittee. Initial determinations by li- may transmit, without further author- censees or permittees are subject to ization from the FCC, subcarriers and FCC examination and may be reviewed signals within the composite baseband at the FCC’s discretion. for the following purposes: (c) Subsidiary communications serv- (a) Stereophonic (biphonic, ices are of a secondary nature under quadraphonic, etc.) sound programs the authority of the TV station author- under the provisions of §§ 73.667 and ization, and the authority to provide 73.669. such communications services may not (b) Transmission of signals relating be retained or transferred in any man- to the operation of TV stations, such as ner separate from the station’s author- relaying broadcast materials to other ization. The grant or renewal of a TV stations, remote cueing and order mes- station permit or license is not sages, and control and telemetry sig- furthered or promoted by proposed or nals for the transmitting system. past subsidiary communications serv- (c) Transmission of pilot or control ices. The permittee or licensee must signals to enhance the station’s pro- establish that the broadcast operation gram service such as (but not re- is in the public interest wholly apart stricted to) activation of noise reduc- from the subsidiary communications tion decoders in receivers, for any services provided. other receiver control purpose, or for (d) The station identification, de- program alerting and program identi- layed recording, and sponsor identifica- fication. tion announcement required by (d) Subsidiary communications serv- §§ 73.1201, 73.1208, and 73.1212 are not ap- ices. plicable to leased communications services transmitted via services that [49 FR 18105, Apr. 27, 1984] are not of a general broadcast nature. § 73.667 TV subsidiary communica- (e) The licensee or permittee must tions services. retain control over all material transmitted in a broadcast mode via the sta- (a) Subsidiary communications serv- tion’s facilities, with the right to re- ices are those transmitted within the ject any material that it deems inap- TV aural baseband signal, but do not propriate or undesirable. include services which enhance the main program broadcast service or ex- [49 FR 18105, Apr. 27, 1984, as amended at 49 clusively relate to station operations FR 27147, July 2, 1984; 56 FR 49707, Oct. 1, (see § 73.665(a), (b), and (c)). Subsidiary 1991] communications include, but are not limited to, services such as functional § 73.669 TV stereophonic aural and music, specialized foreign language multiplex subcarrier operation. programs, radio reading services, util- (a) A TV broadcast station may with- ity load management, market and fi- out specific authority from the FCC, nancial data and news, paging and call- transmit multichannel aural programs ing, traffic control signal switching, upon installation of multichannel and point-to-point or multipoint mes- sound equipment. Prior to commence- sages. ment of multichannel broadcasting,

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the equipment shall be measured in ac- played during a promotion in a chil- cordance with § 73.1690(e). dren’s program, in addition to counting (b) Multiplex subcarriers may be used against the commercial time limits in by a TV station pursuant to the provi- paragraph (a) of this section the pro- sions of § 73.665 and may be transmitted motion must be clearly separated from on a secondary, non-interference basis program material. to broadcast programming without spe- (d)(1) Entities subject to commercial cific authority from the FCC. Trans- time limits under the Children’s Tele- missions must be conducted in accord- vision Act shall not display a Web site ance with the technical standards address during or adjacent to a pro- given in § 73.682(c). gram if, at that time, on pages that are (c) In all arrangements entered into primarily devoted to free noncommer- with outside parties affecting non-com- cial content regarding that specific mon carrier subcarrier operation, the program or a character appearing in licensee or permittee must retain con- that program: trol over all material transmitted over (i) Products are sold that feature a the station’s facilities, with the right character appearing in that program; to reject any material which is deemed or inappropriate or undesirable. Sub- (ii) A character appearing in that channel leasing arrangements must be program is used to actively sell prod- kept in writing at the station and ucts. made available to the FCC upon re- (2) The requirements of this para- quest. graph do not apply to: [49 FR 18106, Apr. 27, 1984] (i) Third-party sites linked from the companies’ Web pages; § 73.670 Commercial limits in chil- (ii) On-air third-party advertisements dren’s programs. with Web site references to third-party (a) No commercial television broad- Web sites; or cast station licensee shall air more (iii) Pages that are primarily devoted than 10.5 minutes of commercial mat- to multiple characters from multiple ter per hour during children’s program- programs. ming on weekends, or more than 12 NOTE 1: Commercial matter means air time minutes of commercial matter per sold for purposes of selling a product or serv- hour on weekdays. ice and promotions of television programs or (b) The display of Internet Web site video programming services other than chil- addresses during program material or dren’s or other age-appropriate programming promotional material not counted as appearing on the same channel or promotions for children’s educational and infor- commercial time is permitted only if mational programming on any channel. the Web site: NOTE 2: For purposes of this section, chil- (1) Offers a substantial amount of dren’s programming refers to programs origi- bona fide program-related or other nally produced and broadcast primarily for noncommercial content; an audience of children 12 years old and (2) Is not primarily intended for com- younger. mercial purposes, including either e- [70 FR 36, Jan. 3, 2005, as amended at 71 FR commerce or advertising; 64164, Nov. 1, 2006] (3) The Web site’s home page and other menu pages are clearly labeled to § 73.671 Educational and informational distinguish the noncommercial from programming for children. the commercial sections; and (a) Each commercial and non- (4) The page of the Web site to which commercial educational television viewers are directed by the Web site broadcast station licensee has an obli- address is not used for e-commerce, ad- gation to serve, over the term of its li- vertising, or other commercial pur- cense, the educational and informa- poses (e.g., contains no links labeled tional needs of children through both ‘‘store’’ and no links to another page the licensee’s overall programming and with commercial material). programming specifically designed to (c) If an Internet address for a Web serve such needs. site that does not meet the test in (b) Any special nonbroadcast efforts paragraph (b) of this section is dis- which enhance the value of children’s

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educational and informational tele- hours per week of Core Programming vision programming, and any special (as defined in paragraph (c) of this sec- effort to produce or support edu- tion and as averaged over a six month cational and informational television period) will be deemed to have satisfied programming by another station in the its obligation to air such programming licensee’s marketplace, may also con- and shall have the CTA portion of its tribute to meeting the licensee’s obli- license renewal application approved gation to serve, over the term of its li- by the Commission staff. A licensee cense, the educational and informa- will also be deemed to have satisfied tional needs of children. this obligation and be eligible for such (c) For purposes of this section, edu- staff approval if the licensee dem- cational and informational television onstrates that it has aired a package of programming is any television pro- different types of educational and in- gramming that furthers the edu- formational programming that, while cational and informational needs of containing somewhat less than three children 16 years of age and under in hours per week of Core Programming, any respect, including the child’s intel- demonstrates a level of commitment to lectual/cognitive or social/emotional educating and informing children that needs. Programming specifically de- is at least equivalent to airing three signed to serve the educational and in- hours per week of Core Programming. formational needs of children (‘‘Core In this regard, specials, PSAs, short- Programming’’) is educational and inform programs, and regularly sched- formational programming that satis- uled non-weekly programs with a sig- fies the following additional criteria: nificant purpose of educating and in- (1) It has serving the educational and forming children can count toward the informational needs of children ages 16 three hour per week processing guide- and under as a significant purpose; line. Licensees that do not meet these (2) It is aired between the hours of processing guidelines will be referred 7:00 a.m. and 10:00 p.m.; to the Commission, where they will (3) It is a regularly scheduled weekly have full opportunity to demonstrate program; compliance with the CTA (e.g., by rely- (4) It is at least 30 minutes in length; ing in part on sponsorship of Core edu- (5) The program is identified as spe- cational/informational programs on cifically designed to educate and in- other stations in the market that inform children by the display on the tel- creases the amount of Core educational evision screen throughout the program and informational programming on the of the symbol E/I; station airing the sponsored program (6) The educational and informa- and/or on special nonbroadcast efforts tional objective and the target child which enhance the value of children’s audience are specified in writing in the educational and informational tele- licensee’s Children’s Television Pro- vision programming). gramming Report, as described in (e) The Commission will apply the § 73.3526(e)(11)(iii); and following processing guideline to dig- (7) Instructions for listing the pro- ital stations in assessing whether a tel- gram as educational/informational, in- evision broadcast licensee has complied cluding an indication of the age group with the Children’s Television Act of for which the program is intended, are 1990 (‘‘CTA’’) on its digital channel(s). provided by the licensee to publishers (1) A digital television licensee proof program guides, as described in viding only one stream of free digital § 73.673. video programming will be subject to (d) Until analog channels are re- the 3 hour/week Core Programming turned to the Commission, the Com- processing guideline discussed in para- mission will apply the following proc- graph (d) of this section on that chan- essing guideline to analog stations in nel; i.e., a licensee that has aired at assessing whether a television broad- least three hours per week of Core Pro- cast licensee has complied with the gramming (as defined in paragraph (c) Children’s Television Act of 1990 of this section and as averaged over a (‘‘CTA’’) on its analog channel. A li- six month period) on its main program censee that has aired at least three stream will be deemed to have satisfied

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its obligation to air such programming Digital broadcasters providing between and shall have the CTA portion of its 29 and 56 hours per week of free video license renewal application approved programming in addition to their main by the Commission staff. A licensee program stream will have a guideline will also be deemed to have satisfied of 1 hour per week of core program- this obligation and be eligible for such ming in addition to the 3 hours per staff approval if the licensee dem- week on the main program stream. onstrates that it has aired a package of Digital broadcasters providing between different types of educational and in- 57 and 84 hours per week of free video formational programming that, while programming in addition to their main containing somewhat less than three program stream will have a guideline hours per week of Core Programming, of 11⁄2 hours per week of core program- demonstrates a level of commitment to ming in addition to the 3 hours per educating and informing children that is at least equivalent to airing three week on the main program stream. The hours per week of Core Programming. guideline will continue to increase in In this regard, specials, PSAs, short- this manner for additional hours of free form programs, and regularly sched- video programming. uled non-weekly programs with a sig- (ii) Broadcasters providing more than nificant purpose of educating and in- one stream of free digital video pro- forming children can count toward the gramming may air all of their addi- three hour per week processing guide- tional core programming, apart from line. Licensees that do not meet these the 3 hours of core programming that processing guidelines will be referred must be aired on the main program to the Commission, where they will stream, on one free video channel, or have full opportunity to demonstrate distribute it across multiple free video compliance with the CTA (e.g., by rely- channels, at their discretion, as long as ing in part on sponsorship of Core edu- the stream on which the core program- cational/informational programs on ming is aired has comparable MVPD other stations in the market that in- carriage as the stream whose program- creases the amount of Core educational ming generates the core programming and informational programming on the obligation under the processing guide- station airing the sponsored program line described in paragraph (e)(2)(i) of and/or on special nonbroadcast efforts this section. which enhance the value of children’s (3) For purposes of the guideline de- educational and informational tele- scribed in paragraph (e)(2) of this sec- vision programming). tion, at least 50 percent of the core pro- (2)(i) A digital television licensee gramming counted toward meeting the providing streams of free digital video additional programming guideline can- programming in addition to its main program stream will be subject to the not consist of program episodes that processing guideline described in para- had already aired within the previous graph (e)(1) of this section on its main seven days on either the station’s main program stream and to the following program stream or on another of the guideline applied to the additional pro- station’s free digital program streams. gramming: 1⁄2 hour per week of addi- This requirement does not apply to any tional Core Programming (as defined in program stream that merely time paragraph (c) of this section and as shifts the entire programming line-up averaged over a six month period) for of another program stream and, during every increment of 1 to 28 hours of free the digital transition, to core programs video programming provided in addi- aired on both the analog station and a tion to the main program stream. digital program stream. Thus, digital broadcasters providing NOTE 1 TO § 73.671: For purposes of deter- between 1 and 28 hours per week of free mining under this section whether program- video programming in addition to their ming has a significant purpose of serving the main program stream will have a educational and informational needs of chil- guideline of 1⁄2 hour per week of core dren, the Commission will ordinarily rely on programming in addition to the 3 hours the good faith judgments of the licensee. per week on the main program stream. Commission review of compliance with that

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element of the definition will be done only as (3) The campaign must begin no later a last resort. than March 27, 2008, and continue at [56 FR 19616, Apr. 29, 1991. Redesignated at 56 least through the station’s termination FR 28825, June 25, 1991, as amended at 61 FR of analog service, not later than June 43997, Aug. 27, 1996; 70 FR 37, Jan. 3, 2005; 71 12, 2009, except for stations subject to FR 64165, Nov. 1, 2006] the provisions of paragraph (b)(4) of EFFECTIVE DATE NOTE: At 70 FR 37, Jan. 3, this section. 2005, in § 73.671, paragraph (c)(5) was revised, (4) Any station that has filed a re- effective Jan. 1, 2006. This paragraph contains information collection and record- quest for an extension of the deadline keeping requirements and will not become for construction of its full, authorized effective until approval has been given by post-transition digital facility, includ- the Office of Management and Budget. ing a request for phased transition pursuant to the Third DTV Periodic Re- § 73.672 [Reserved] port and Order in MB Docket 07–91, or § 73.673 Public information initiatives is operating under such an extension, regarding educational and informa- must continue its DTV consumer edu- tional programming for children. cation campaign until the station com- Each commercial television broad- pletes construction of its full, author- cast station licensee shall provide in- ized post-transition digital facility. formation identifying programming After the station terminates analog specifically designed to educate and in- service, it must continue to comply form children to publishers of program with the requirements of the Consumer guides. Such information shall include Education Campaign Option that it has an indication of the age group for elected, except that the content of all which the program is intended. on-air education must be revised to [70 FR 9877, Mar. 1, 2005] provide information about the station’s limited digital service area and the an- § 73.674 Digital television transition ticipated date for it to complete con- notices by broadcasters. struction and commence operation of (a) Each full-power commercial and its full, authorized post-transition dig- noncommercial educational television ital facility. broadcast station licensee or permittee (5) Service loss notices—Beginning must air an educational campaign April 1, 2009, if the FCC’s Signal Loss about the transition from analog Report, available on http://www.dtv.gov, broadcasting to digital television predicts that 2 percent or more of the (DTV). For each such commercial sta- population in a station’s Grade B ana- tion, a licensee or permittee must elect log service contour will not receive the by March 27, 2008, to comply with ei- station’s digital signal, the station ther paragraph (c) or (d) of this section. must air service loss notices, as pro- For each such noncommercial station, vided in this paragraph. a licensee or permittee must elect, by (i) Service loss notices may be no March 27, 2008, to comply with para- fewer than 30 seconds long, and must graph (c), (d), or (e) of this section. A be aired at least once per day, between licensee or permittee must note their 8 a.m. and 11:35 p.m. At least three election via the filing of Form 388 as service loss notices per week must air required by §§ 73.3526 and 73.3527. (b) The following requirements apply between 8 p.m. and 11 p.m. in the At- to paragraphs (c), (d), and (e) of this lantic, Eastern and Pacific time zones, section: and between 7 p.m. and 10 p.m. in the (1) The station must comply with the Mountain, Central, and Alaskan time requirements of the paragraph it elects zones. with respect to its analog channel and (ii) Service loss notices are in addi- its primary digital stream. tion to the other obligations imposed (2) Any Public Service Announce- by this section. ment aired to comply with these re- (iii) The service loss notices must in- quirements must be closed-captioned, clude the FCC’s Call Center number, 1– notwithstanding § 79.1(d)(6) of this 888–CALL–FCC, the FCC’s TTY num- chapter. ber, 1–888–TELL–FCC, and the Web site

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address for the FCC’s online digital re- whether their viewers can improve ception mapping tool, http:// their ability to receive their signal by www.DTV.gov/maps. obtaining a different or better antenna, (iv) The station must post service and if so, provide information con- loss information on its Web site home cerning such antennas. page, including a link to the relevant (iv) Antenna information notices coverage change maps on http:// must be no fewer than 15 seconds long, www.DTV.gov and the FCC’s online dig- and must be aired at least once per ital reception mapping tool, http:// day, between 8 a.m. and 11:35 p.m. At www.DTV.gov/maps. This information least three antenna information no- must remain available on the station’s tices per week must air between 8 p.m. Web site home page for at least 30 days and 11 p.m. in the Atlantic, Eastern after the station terminates its analog and Pacific time zones, and between 7 service, notwithstanding the termi- p.m. and 10 p.m. in the Mountain, Cen- nation of other consumer education re- tral, and Alaskan time zones. quirements. (v) Antenna information notices may (v) The loss areas disclosed in the be included as part of a station’s DTV service loss notices must be based on Consumer Education Initiative efforts, the FCC’s Signal Loss Report. or may be discussed for at least 15 sec- (vi) Service loss notices must dis- onds during news programs, or broad- close that some current viewers of the cast in other ways that the station de- station’s analog signal are predicted to termines will be most helpful to con- experience a loss of service and de- sumers. scribe the discrete geographic areas (vi) Notwithstanding the content re- where there is likely to be a service quirements of paragraph (c) of this sec- loss. tion, a licensee or permittee electing (vii) If any predicted service loss is compliance with paragraph (c) of this attributable to a change in the sta- section may replace up to 25 percent of tion’s frequency from VHF to UHF, and their daily PSAs and crawls with an- the predicted losses cannot entirely be described with respect to discrete geo- tenna notices. graphic areas, the station must, at a (7) Rescanning notices—Beginning minimum, disclose that some analog April 1, 2009, all stations must include viewers located in areas obstructed by information in their consumer edu- hills or buildings are predicted to be cation campaigns to inform and remind unable to receive the station’s digital viewers about the importance of peri- signal. This is in addition to, and not odically using the rescan function of in lieu of, descriptions of any discrete their digital televisions and digital geographic areas where there is likely converter boxes, as provided in this to be a service loss. paragraph. (6) Antenna information notices—Be- (i) Rescanning notices should explain ginning April 1, 2009, all stations must why rescanning is important in general include information about the use of and, in particular, if the station is antennas as part of their consumer changing channels or signal direction. education campaign, as provided in (ii) Rescanning notices must be no this paragraph. fewer than 15 seconds long, and must (i) The antenna information notices be aired at least once per day, between should provide information about the 8 a.m. and 11:35 p.m. At least three re- types of antennas that their viewers scanning notices per week must air be- may need, and how to install them. tween 8 p.m. and 11 p.m. in the Atlan- (ii) Stations that have changed or are tic, Eastern and Pacific time zones, changing the frequency band in which and between 7 p.m. and 10 p.m. in the they broadcast must inform their view- Mountain, Central, and Alaskan time ers of the change in frequencies and ex- zones. plain how the change affects the an- (iii) Rescanning notices may be in- tenna they need to receive their signal. cluded as part of a station’s DTV Con- (iii) Stations that are predicted by sumer Education Initiative efforts, or the FCC’s Signal Loss Report to have may be discussed for at least 15 seconds any loss of viewers should consider during news programs, or broadcast in

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other ways that the station determines This minimum will increase to two of will be most helpful to consumers. each, per quarter, from April 1, 2008 (iv) Notwithstanding the content re- through September 30, 2008, and to quirements of paragraph (c) of this sec- three of each, per quarter, from Octo- tion, a licensee or permittee electing ber 1, 2008 through the conclusion of compliance with paragraph (c) of this the campaign. At least one PSA and section may replace up to 25 percent of one informative text crawl per day their daily PSAs and crawls with re- must be aired between 8 p.m. and 11 scanning notices. p.m. in the Atlantic, Eastern and Pa- (8) Help center notices—Beginning cific time zones, and between 7 p.m. April 1, 2009, as part of its DTV con- and 10 p.m. in the Mountain, Central, sumer education campaign, every sta- and Alaskan time zones. tion must air notices providing the lo- (2) For the purposes of this section, cation and operating hours of walk-in each broadcast day consists of four DTV help centers in the station’s mar- quarters; 6:01 a.m. to 12 p.m., 12:01 p.m. ket area; the FCC Call Center tele- to 6 p.m., 6:01 p.m. to 12 a.m., and 12:01 phone number and TTY number; and a.m. to 6 a.m. the station’s telephone number for re- (3) Informative text crawls must: ceiving consumer referrals and calls (i) Air during programming; from local viewers, as provided in this (ii) Air for no fewer than 60 consecu- paragraph. tive seconds; (i) Help center notices must be no (iii) Be displayed so that the text fewer than 15 seconds long, and must travels across the bottom or top of the be aired at least once per day, between viewing area at the same speed used for 8 a.m. and 11:35 p.m. At least three help other informative text crawls con- center notices per week must air be- cerning news, sports, and entertain- tween 8 p.m. and 11 p.m. in the Atlan- ment information; tic, Eastern and Pacific time zones, (iv) Be presented in the same lan- and between 7 p.m. and 10 p.m. in the guage as a majority of the program- Mountain, Central, and Alaskan time ming carried by the station; zones. (v) Be displayed so that they do not (ii) Help center notices may be in- block and are not blocked by closed- cluded as part of a station’s DTV Con- captioning or emergency information; sumer Education Initiative efforts, or and may be discussed for at least 15 seconds (vi) Contain at least the following in- during news programs, or broadcast in formation, but may contain more, pro- other ways that the station determines vided they contain no misleading or in- will be most helpful to consumers. accurate statements: (iii) Notwithstanding the content re- (A) The nationwide switch to digital quirements of paragraph (c) of this sec- television broadcasting will be com- tion, a licensee or permittee electing plete on June 12, 2009, but your local compliance with paragraph (c) of this television stations may switch sooner. section may replace up to 25 percent of After the switch, analog-only tele- its daily PSAs and crawls with help vision sets that receive TV program- center notices. ming through an antenna will need a (c) Consumer Education Campaign Op- converter box to continue to receive tion One: over-the-air TV. Watch your local sta- (1) From March 27, 2008 through the tions to find out when they will turn station’s termination of analog service off their analog signal and switch to or, for stations subject to the provi- digital-only broadcasting. Analog-only sions of paragraph (b)(4) of this section, TVs should continue to work as before until the station completes construc- to receive low power, Class A or trans- tion of its full, authorized post-transi- lator television stations and with cable tion digital facility, a licensee or per- and satellite TV services, gaming con- mittee must, at a minimum, air one soles, VCRs, DVD players, and similar transition-related public service an- products. nouncement (PSA), and one transition- (B) More information is available by related informative text crawl, in phone and online, and provide appro- every quarter of every broadcast day. priate contact information, including

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means of contacting the station or the (5) Stations must air a 30-minute in- network. formational program on the digital tel- (4) Public service announcements evision (DTV) transition between 8 must have a duration of no fewer than a.m.–11:35 p.m. on at least one day 15 consecutive seconds, and contain, at after April 1, 2009, and prior to the sta- a minimum, the information described tion’s termination of analog service. in paragraph (c)(3)(vi) of this section. The program must contain at least the They must also address the following following information: topics at least once each during every (i) The fact that Congress has calendar week: changed the deadline for the national (i) The steps necessary for an over- DTV transition to June 12, 2009; the-air viewer or a subscriber to a mul- (ii) The date and approximate time of tichannel video programming dis- day when the station airing the infor- tributor to continue viewing the sta- mational video is terminating analog tion after the transition; service; (ii) The channel on which the station (iii) The date and approximate time can be viewed after the transition; of day when all other full-power sta- (iii) Whether the station will be pro- tions in the same market are termi- viding multiple streams of free video nating analog service; programming during or after the tran- (iv) For stations covered by para- sition; graph (b)(5) of this section, the same (iv) Whether the station will be pro- service loss information required by viding a High Definition signal during paragraph (b)(5) of this section. or after the transition; (6) Beginning on April 1, 2009, or sixty (v) The exact date and time that the (60) days prior to the station’s termi- station will cease analog broadcasting; nation of analog service, whichever is and later, the station must begin a 60-Day (vi) The exact date and time that the Countdown to its transition to digital- station will begin digital broadcasting only service. During this period, the on its post-transition channel, if it has station must air at least one of the fol- not already done so. lowing per day: (d) Consumer Education Campaign Op- (i) Graphic display. A graphic super- tion Two: imposed during programming content (1) A licensee or permittee must, at a that reminds viewers graphically there minimum, air an average of sixteen (16) are ‘‘x number of days’’ until the tran- transition-related PSAs per week, and sition. They will be visually instructed an average of sixteen (16) transition-re- to call a toll-free number and/or visit a lated crawls, snipes, and/or tickers per Web site for details. The duration must week, over a calendar quarter. be at least five (5) seconds. (2) For the purposes of calculating (ii) Animated graphic. A moving or the average number of PSAs aired, a animated graphic that ends up as a 30-second PSA qualifies as a single countdown reminder. It would remind PSA, and two 15-second PSAs count as viewers that there are ‘‘x number of a single PSA. days’’ until the transition. They will be (3) PSAs, crawls, snipes, and/or tick- visually instructed to call a toll-free ers aired between the hours of 1 a.m. number and/or visit a Web site for de- and 5 a.m. do not conform to the re- tails. The duration must be at least quirements of this section and will not five (5) seconds. count toward calculating the average (iii) Graphic and audio display. Option number of transition-related education #1 or option #2 with an added audio pieces aired. component. The duration must be at (4) Over the course of each calendar least five (5) seconds. quarter, 25 percent of all PSAs, and 25 (iv) Longer form reminders. Stations percent of all crawls, snipes, and/or can choose from a variety of longer tickers, must air between 6 p.m. and form options to communicate the 11:35 p.m. (Atlantic, Eastern and Pa- countdown message. Examples might cific time zones) or between 5 p.m. and include an ‘‘Ask the Expert’’ segment 10:35 p.m. (Mountain, Central, and where viewers can call in to a phone Alaskan time zones). bank and ask knowledgeable people

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their questions about the transition. service loss information required by The duration must be at least two (2) paragraph (b)(5) of this section. minutes. (Some stations may also [74 FR 11315, Mar. 17, 2009] choose to include during newscasts DTV ‘‘experts’’ who may be asked ques- § 73.681 Definitions. tions by the anchor or reporter about the impending transition deadline.) Amplitude modulation (AM). A system (e) Consumer Education Campaign Op- of modulation in which the envelope of the transmitted wave contains a com- tion Three: ponent similar to the wave form of the (1) Only a licensee or permittee of a signal to be transmitted. noncommercial television station may Antenna electrical beam tilt. The shap- elect this option. Under this option, ing of the radiation pattern in the from March 27, 2008, through April 30, vertical plane of a transmitting an- 2008, a noncommercial broadcaster tenna by electrical means so that max- must, at a minimum, air 60 seconds per imum radiation occurs at an angle day of transition-related education below the horizontal plane. (PSAs), in variable timeslots, including Antenna height above average terrain. at least 7.5 minutes per month between The average of the antenna heights 6 p.m. and 12 a.m. From May 1, 2008, above the terrain from approximately through October 31, 2008, a broadcaster 3.2 (2 miles) to 16.1 kilometers (10 must, at a minimum, air 120 seconds miles) from the antenna for the eight per day of transition-related education directions spaced evenly for each 45 de- (PSAs), in variable timeslots, including grees of azimuth starting with True at least 15 minutes per month between North. (In general, a different antenna 6 p.m. and 12 a.m. From November 1, height will be determined in each di- 2008, through the station’s termination rection from the antenna. The average of analog service, or, for stations sub- of these various heights is considered ject to the provisions of paragraph the antenna height above the average (b)(4) of this section, until the station terrain. In some cases less than 8 direc- completes construction of its full, au- tions may be used. See § 73.684(d)). thorized post-transition digital facil- Where circular or elliptical polariza- ity, a broadcaster must, at a minimum, tion is employed, the antenna height air 180 seconds per day of transition-re- above average terrain shall be based lated education (PSAs), in variable upon the height of the radiation center timeslots, including at least 22.5 min- of the antenna which transmits the utes per month between 6 p.m. and 12 horizontal component of radiation. a.m. Antenna mechanical beam tilt. The in- (2) Noncommercial stations must air tentional installation of a transmitting a 30-minute informational program on antenna so that its axis is not vertical, the digital television (DTV) transition in order to change the normal angle of between 8 a.m.–11:35 p.m. on at least maximum radiation in the vertical one day after April 1, 2009, and prior to plane. the station’s termination of analog Antenna power gain. The square of the service. The program must contain at ratio of the root-mean-square free least the following information: space field strength produced at 1 kilo- (i) The fact that Congress has meter in the horizontal plane, in changed the deadline for the national millivolts per meter for one kW an- DTV transition to June 12, 2009; tenna input power to 221.4 mV/m. This (ii) The date and approximate time of ratio should be expressed in decibels day when the station airing the infor- (dB). (If specified for a particular direc- mational video is terminating analog tion, antenna power gain is based on service; the field strength in that direction (iii) The date and approximate time only.) of day when all other full-power sta- Aspect ratio. The ratio of picture tions in the same market are termi- width to picture height as transmitted. nating analog service; Aural center frequency. (1) The aver- (iv) For stations covered by para- age frequency of the emitted wave graph (b)(5) of this section, the same when modulated by a sinusoidal signal;

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(2) the frequency of the emitted wave radiated power is applied separately to without modulation. the horizontally and vertically polar- Aural transmitter. The radio equip- ized components of radiation. For as- ment for the transmission of the aural signment purposes, only the effective signal only. radiated power authorized for the hori- Auxiliary facility. An auxiliary facil- zontally polarized component will be ity is an antenna separate a from the considered. main facility’s antenna, permanently Equivalent isotropically radiated power installed on the same tower or at a dif- (EIRP). The term ‘‘equivalent ferent location, from which a station isotropically radiated power’’ (also may broadcast for short periods with- known as ‘‘effective radiated power out prior Commission authorization or above isotropic’’) means the product of notice to the Commission while the the antenna input power and the an- main facility is not in operation (e.g., tenna gain in a given direction relative where tower work necessitates turning to an isotropic antenna. off the main antenna or where light- Field. Scanning through the picture ning has caused damage to the main area once in the chosen scanning pat- antenna or transmission system) (See tern. In the line interlaced scanning § 73.1675). pattern of two to one, the scanning of BTSC. Broadcast Television systems the alternate lines of the picture area committee recommendation for multi- once. channel television sound transmission Frame. Scanning all of the picture and audio processing as defined in FCC area once. In the line interlaced scan- Bulletin OET 60. ning pattern of two to one, a frame Baseband. Aural transmitter input consists of two fields. signals between 0 and 120 kHz. Free space field strength. The field Blanking level. The level of the signal strength that would exist at a point in during the blanking interval, except the absence of waves reflected from the the interval during the scanning syn- earth or other reflecting objects. chronizing pulse and the chrominance subcarrier synchronizing burst. Frequency departure. The amount of variation of a carrier frequency or cen- Chrominance. The colorimetric difference between any color and a ref- ter frequency from its assigned value. erence color of equal luminance, the Frequency deviation. The peak dif- reference color having a specific chro- ference between the instantaneous fre- maticity. quency of the modulated wave and the Chrominance subcarrier. The carrier carrier frequency. which is modulated by the chro- Frequency modulation (FM). A system minance information. of modulation where the instantaneous Color transmission. The transmission radio frequency varies in proportion to of color television signals which can be the instantaneous amplitude of the reproduced with different values of modulating signal (amplitude of modu- hue, saturation, and luminance. lating signal to be measured after pre- Effective radiated power. The product emphasis, if used) and the instanta- of the antenna input power and the an- neous radio frequency is independent of tenna power gain. This product should the frequency of the modulating signal. be expressed in kW and in dB above 1 Frequency swing. The peak difference kW (dBk). (If specified for a particular between the maximum and the min- direction, effective radiated power is imum values of the instantaneous fre- based on the antenna power gain in quency of the carrier wave during mod- that direction only. The licensed effec- ulation. tive radiated power is based on the Interlaced scanning. A scanning proc- maximum antenna power gain. When a ess in which successively scanned lines station is authorized to use a direc- are spaced an integral number of line tional antenna or an antenna beam widths, and in which the adjacent lines tilt, the direction of the maximum ef- are scanned during successive cycles of fective radiated power will be speci- the field frequency. fied.) Where circular or elliptical polar- IRE standard scale. A linear scale for ization is employed, the term effective measuring, in IRE units, the relative

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amplitudes of the components of a tele- Pilot subcarrier. A subcarrier used in vision signal from a zero reference at the reception of TV stereophonic aural blanking level, with picture informa- or other subchannel broadcasts. tion falling in the positive, and syn- Polarization. The direction of the chronizing information in the negative electric field as radiated from the domain. transmitting antenna. Program related data signal. A signal, NOTE: When a carrier is amplitude modulated by a television signal in accordance consisting of a series of pulses rep- with § 73.682, the relationship of the IRE resenting data, which is transmitted si- standard scale to the conventional measure multaneously with and directly related of modulation is as follows: to the accompanying television program. IRE stand- Level ard scale Modulation Reference black level. The level cor- (units) percentage responding to the specified maximum excursion of the luminance signal in Zero carrier ...... 120 0 the black direction. Reference white ...... 100 12.5 Blanking ...... 0 75 Reference white level of the luminance Synchronizing peaks (maximum signal. The level corresponding to the carrier level) ...... ¥40 100 specified maximum excursion of the luminance signal in the white direction. Luminance. Luminous flux emitted, Scanning. The process of analyzing reflected, or transmitted per unit solid successively, according to a predeter- angle per unit projected area of the mined method, the light values of pic- source. ture elements constituting the total Main channel. The band of fre- picture area. quencies from 50 to 15,000 Hertz which Scanning line. A single continuous frequency modulate the main aural narrow strip of the picture area con- carrier. taining highlights, shadows, and half- Monochrome transmission. The trans- tones, determined by the process of mission of television signals which can scanning. be reproduced in gradations of a single Standard television signal. A signal color only. which conforms to the television trans- Multichannel Television Sound (MTS). mission standards. Any system of aural transmission that Synchronization. The maintenance of utilizes aural baseband operation be- one operation in step with another. tween 15 kHz and 120 kHz to convey in- Television broadcast band. The fre- formation or that encodes digital infor- quencies in the band extending from 54 mation in the video portion of the tele- to 806 megahertz which are assignable vision signal that is intended to be de- to television broadcast stations. These coded as audio information. frequencies are 54 to 72 megahertz Multiplex Transmission (Aural). A sub- (channels 2 through 4), 76 to 88 mega- channel added to the regular aural car- hertz (channels 5 and 6), 174 to 216 rier of a television broadcast station by megahertz (channels 7 through 13), and means of frequency modulated subcar- 470 to 806 megahertz (channels 14 riers. through 69). Negative transmission. Where a de- Television broadcast station. A station crease in initial light intensity causes in the television broadcast band trans- an increase in the transmitted power. mitting simultaneous visual and aural Peak power. The power over a radio signals intended to be received by the frequency cycle corresponding in am- general public. plitude to synchronizing peaks. Television channel. A band of fre- Percentage modulation. As applied to quencies 6 MHz wide in the television frequency modulation, the ratio of the broadcast band and designated either actual frequency deviation to the fre- by number or by the extreme lower and quency deviation defined as 100% mod- upper frequencies. ulation expressed in percentage. For Television transmission standards. The the aural transmitter of TV broadcast standards which determine the charac- stations, a frequency deviation of ±25 teristics of a television signal as radi- kHz is defined as 100% modulation. ated by a television broadcast station.

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Television transmitter. The radio zontal scanning frequency shall be 2/455 transmitter or transmitters for the times the chrominance subcarrier fre- transmission of both visual and aural quency; this corresponds nominally to signals. 15,750 Hz with an actual value of Vestigial sideband transmission. A sys- 15,734.264 ±0.044 Hz). The vertical scan- tem of transmission wherein one of the ning frequency is 2/525 times the hori- generated sidebands is partially at- zontal scanning frequency; this cor- tenuated at the transmitter and radi- responds nominally to 60 Hz (the actual ated only in part. value is 59.94 Hz). For monochrome Visual carrier frequency. The fre- transmissions only, the nominal values quency of the carrier which is modu- of line and field frequencies may be lated by the picture information. used. Visual transmitter. The radio equip- (7) The aspect ratio of the trans- ment for the transmission of the visual mitted television picture shall be 4 signal only. units horizontally to 3 units vertically. Visual transmitter power. The peak (8) During active scanning intervals, power output when transmitting a the scene shall be scanned from left to standard television signal. right horizontally and from top to bot- [28 FR 13660, Dec. 14, 1963, as amended at 35 tom vertically, at uniform velocities. FR 5692, Apr. 8, 1970; 36 FR 5505, Mar. 24, 1971; (9) A carrier shall be modulated with- 36 FR 17429, Aug. 31, 1971; 41 FR 56325, Dec. 28, in a single television channel for both 1976; 42 FR 20823, Apr. 22, 1977; 44 FR 36039, picture and synchronizing signals. The June 20, 1979; 47 FR 35990, Aug. 18, 1982; 49 FR 18106, Apr. 27, 1984; 49 FR 38131, Sept. 27, 1984; two signals comprise different modula- 49 FR 50048, Dec. 26, 1984; 50 FR 23699, June 5, tion ranges in amplitude in accordance 1985; 51 FR 12616, Apr. 14, 1986; 56 FR 49707, with the following: Oct. 1, 1991; 58 FR 44951, Aug. 25, 1993; 62 FR (i) Monochrome transmissions shall 51059, Sept. 30, 1997] comply with synchronizing waveform specifications in Figure 7 of § 73.699. § 73.682 TV transmission standards. (ii) Color transmissions shall comply (a) Transmission standards. (1) The with the synchronizing waveform spec- width of the television broadcast chan- ifications in Figure 6 of § 73.699. nel shall be 6 MHz. (iii) All stations operating on Chan- (2) The visual carrier frequency shall nels 2 through 14 and those stations op- be nominally 1.25 MHz above the lower erating on Channels 15 through 69 li- boundary of the channel. censed for a peak visual transmitter (3) The aural center frequency shall output power greater than one kW be 4.5 MHz higher than the visual car- shall comply with the picture trans- rier frequency. mission amplitude characteristics (4) The visual transmission ampli- shown in Figure 5 of § 73.699. tude characteristic shall be in accordance with the chart designated as Fig- (iv) Stations operating on Channels ure 5 of § 73.699: Provided, however, That 15 through 69 licensed for a peak visual for stations operating on Channel 15 transmitter output power of one kW or through 69 and employing a trans- less shall comply with the picture mitter with maximum peak visual transmission amplitude characteristic power output of 1 kW or less the visual shown in Figure 5 or 5a of § 73.699. transmission amplitude characteristic (10) A decrease in initial light inten- may be in accordance with the chart sity shall cause an increase in radiated designated as Figure 5a of § 73.699. power (negative transmission). (5) The chrominance subcarrier fre- (11) The reference black level shall be quency is 63/88 times precisely 5 MHz represented by a definite carrier level, (3.57954545 . . . MHz). The tolerance is independent of light and shade in the ±10 Hz and the rate of frequency drift picture. must not exceed 0.1 Hz per second (cy- (12) The blanking level shall be trans- cles per second squared). mitted at 75±2.5 percent of the peak (6) For monochrome and color trans- carrier level. missions the number of scanning lines (13) The reference white level of the per frame shall be 525, interlaced two luminance signal shall be 12.5±2.5 per- to one in successive fields. The hori- cent of the peak carrier level.

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(14) It shall be standard to employ neous pair of chrominance components horizontal polarization. However, cir- transmitted as the amplitude modula- cular or elliptical polarization may be tion sidebands of a pair of suppressed employed if desired, in which case subcarriers in quadrature. clockwise (right hand) rotation, as de- (20) Equation of complete color sig- fined in the IEEE Standard Definition nal. 42A65–3E2, and transmission of the hor- (i) The color picture signal has the izontal and vertical components in following composition: time and space quadrature shall be E =E ′+[E ′ sin (wt+33°)+E ′ cos (wt+33°)] used. For either omnidirectional or di- M Y Q I rectional antennas the licensed effec- Where: tive radiated power of the vertically EQ′=0.41(EB′¥EY′)+0.48(ER′¥EY′). ′ ¥ ′¥ ′ ′¥ ′ polarized component may not exceed EI = 0.27(EB EY )+0.74(ER EY ). ′ ′ ′ ¥ ′ the licensed effective radiated power of EY =0.30ER +0.59EG +0. 1EB . the horizontally polarized component. For color-difference frequencies below For directional antennas, the max- 500 kHz (see (iii) below), the signal can imum effective radiated power of the be represented by: vertically polarized component shall ′ ′¥ ′ not exceed the maximum effective ra- EM=EY +[(1/1.14)[(1/1.78)(EB EY ) sin ′¥ ′ diated power of the horizontally polar- wt+(ER EY ) cos wt]] ized component in any specified hori- (ii) The symbols in paragraph zontal or vertical direction. (a)(20)(i) of this section have the fol- (15) The effective radiated power of lowing significance:

the aural transmitter must not exceed EM is the total video voltage, corresponding 22% of the peak radiated power of the to the scanning of a particular picture ele- visual transmitter. ment, applied to the modulator of the pic- (16) The peak-to-peak variation of ture transmitter. ′ transmitter output within one frame of EY is the gamma-corrected voltage of the monochrome (black-and-white) portion of video signal due to all causes, includ- the color picture signal, corresponding to ing hum, noise, and low-frequency re- the given picture element. sponse, measured at both scanning syn- NOTE: Forming of the high frequency por- chronizing peak and blanking level, tion of the monochrome signal in a different shall not exceed 5 percent of the aver- manner is permissible and may in fact be de- age scanning synchronizing peak signal sirable in order to improve the sharpness on amplitude. This provision is subject to saturated colors. change but is considered the best prac- EQ′ and EI′ are the amplitudes of two or- tice under the present state of the art. thogonal components of the chrominance It will not be enforced pending a fur- signal corresponding respectively to narrow- ther determination thereof. band and wide-band axes. (17) The reference black level shall be ER′, EG′, and EB′ are the gamma-corrected separated from the blanking level by voltages corresponding to red, green, and the setup interval, which shall be blue signals during the scanning of the given 7.5±2.5 percent of the video range from picture element. w is the angular frequency and is 2 times blanking level to the reference white the frequency of the chrominance subcarrier. level. The portion of each expression between (18) For monochrome transmission, brackets in (i) represents the chrominance the transmitter output shall vary in subcarrier signal which carries the chro- substantially inverse logarithmic rela- minance information. tion to the brightness of the subject. The phase reference in the EM equation in ° No tolerances are set at this time. This (i) is the phase of the burst+180 , as shown in Figure 8 of § 73.699. The burst corresponds to provision is subject to change but is amplitude modulation of a continuous sine considered the best practice under the wave. present state of the art. It will not be enforced pending a further determina- (iii) The equivalent bandwidth as- tion thereof. signed prior to modulation to the color ′ ′ (19) The color picture signal shall difference signals EQ and EI are as fol- correspond to a luminance component lows: transmitted as amplitude modulation Q-channel bandwidth: of the picture carrier and a simulta- At 400 kHz less than 2 dB down.

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At 500 kHz less than 6 dB down. and identification signals, subject to At 600 kHz at least 6 dB down. the conditions and restrictions set I-channel bandwidth: forth below. Test signals may include At 1.3 MHz less than 2 dB down. signals designed to check the perform- At 3.6 MHz at least 20 dB down. ance of the overall transmission sys- (iv) The gamma corrected voltages tem or its individual components. Cue ER′, EG′, and EB′ are suitable for a color and control signals shall be related to picture tube having primary colors the operation of the TV broadcast sta- with the following chromaticities in tion. Identification signals may be the CIE system of specification: transmitted to identify the broadcast material or its source, and the date and x y time of its origination. Figures 6 and 7 Red (R) ...... 0.67 0.33 of § 73.699 identify the numbered lines Green (G) ...... 0.21 0.71 Blue (B) ...... 0.14 0.08 referred to in this paragraph. (i) Modulation of the television and having a transfer gradient (gamma transmitter by such signals shall be exponent) of 2.2 associated with each confined to the area between the ref- primary color. The voltages ER′, EG′, erence white level and the blanking and EB′ may be respectively of the form level, except where test signals include 1 1 1 ER /g, EG /g, and EB /g although other chrominance subcarrier frequencies, in forms may be used with advances in which case positive excursions of chro- the state of the art. minance components may exceed ref- NOTE: At the present state of the art it is erence white, and negative excursions considered inadvisable to set a tolerance on may extend into the synchronizing the value of gamma and correspondingly this area. In no case may the modulation portion of the specification will not be en- excursions produced by test signals ex- forced. tend beyond peak-of-sync, or to zero (v) The radiated chrominance subcar- carrier level. rier shall vanish on the reference white (ii) The use of such signals shall not of the scene. result in significant degradation of the program transmission of the television NOTE: The numerical values of the signal specification assume that this condition will broadcast station, nor produce emis- be reproduced as CIE Illuminant C (x=0.310, sion outside of the frequency band oc- y=0.316). cupied for normal program transmissions. (vi) EY′, EQ′, EI′, and the components of these signals shall match each other (iii) Such signals may not be trans- in time to 0.05 μsecs. mitted during that portion of each line (vii) The angles of the subcarrier devoted to horizontal blanking. measured with respect to the burst (iv) Regardless of other provisions of phase, when reproducing saturated pri- this paragraph, after June 30, 1994, Line maries and their complements at 75 19, in each field, may be used only for percent of full amplitude, shall be the transmission of the ghost-canceling within ±10° and their amplitudes shall reference signal described in OET Bul- be within ±20 percent of the values letin No. 68, which is available from specified above. The ratios of the meas- the FCC Warehouse, 9300 East Hampton ured amplitudes of the subcarrier to Drive, Capitol Heights, MD 20743. Not- the luminance signal for the same withstanding the modulation limits saturated primaries and their com- contained in paragraph (a)(23)(i) of this plements shall fall between the limits section, the vertical interval reference of 0.8 and 1.2 of the values specified for signal formerly permitted on Line 19 their ratios. Closer tolerances may and described in Figure 16 of § 73.699, prove to be practicable and desirable may be transmitted on any of lines 10 with advance in the art. through 16 without specific Commis- (21) The interval beginning with line sion authorization, subject to the con- 17 and continuing through line 20 of the ditions contained in paragraphs vertical blanking interval of each field (a)(21)(ii) and (a)(22)(ii) of this section. may be used for the transmission of (22)(i) Line 21, in each field, may be test signals, cue and control signals, used for the transmission of a program-

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related data signal which, when de- authorized television channel band- coded, provides a visual depiction of in- width. Digital data pulses must be formation simultaneously being pre- shaped to limit spectral energy to the sented on the aural channel (captions). nominal video baseband. Line 21, field 2 may be used for trans- (iv) Transmission of emergency vis- mission of a program-related data sig- ual messages pursuant to § 73.1250 must nal which, when decoded, identifies a take precedence over, and shall be rating level associated with the cur- cause for interrupting, a service such rent program. Such data signals shall as teletext that provides a visual depic- conform to the format described in fig- tion of information simultaneously ure 17 of § 73.699 of this chapter, and transmitted on the aural channel. may be transmitted during all periods (v) A reference pulse for a decoder as- of regular operation. On a space avail- sociated adaptive equalizer filter de- able basis, line 21 field 2 may also be signed to improve the decoding of tele- used for text-mode data and extended communications signals may be in- data service information. serted on any portion of the vertical NOTE: The signals on Fields 1 and 2 shall be blanking interval authorized for data distinct data streams, for example, to supply service, in accordance with the signal captions in different languages or at dif- levels set forth in paragraph (a)(23)(i) ferent reading levels. of this section. (ii) At times when Line 21 is not (vi) All lines authorized for tele- being used to transmit a program re- communications transmissions may be lated data signal, data signals which used for other purposes upon prior ap- are not program related may be trans- proval by the Commission. mitted, Provided: the same data format (24) Licensees and permittees of TV is used and the information to be dis- broadcast and low power TV stations played is of a broadcast nature. may insert non-video data into the ac- (iii) The use of Line 21 for trans- tive video portion of their TV transmission of other data signals con- mission, subject to certain conditions: forming to other formats may be used (i) The active video portion of the subject to prior authorization by the visual signal begins with line 22 and Commission. (iv) The data signal shall cause no continues through the end of each significant degradation to any portion field, except it does not include that of the visual signal nor produce emis- portion of each line devoted to hori- sions outside the authorized television zontal blanking. Figures 6 and 7 of channel. § 73.699 identify the numbered line re- (v) Transmission of visual emergency ferred to in this paragraph; messages pursuant to § 73.1250 shall (ii) Inserted non-video data may be take precedence and shall be cause for used for the purpose of transmitting a interrupting transmission of data sig- telecommunications service in accord- nals permitted under this paragraph. ance with § 73.646. In addition to a tele- (23) Specific scanning lines in the communications service, non-video vertical blanking interval may be used data can be used to enhance the sta- for the purpose of transmitting tele- tion’s broadcast program service or for communications signals in accordance purposes related to station operations. with § 73.646, subject to certain condi- Signals relating to the operation of TV tions: stations include, but are not limited to (i) Telecommunications may be program or source identification, relay transmitted on Lines 10–18 and 20, all of broadcast materials to other sta- of Field 2 and Field 1. Modulation level tions, remote cueing and order mes- shall not exceed 70 IRE on lines 10, 11, sages, and control and telemetry sig- and 12; and, 80 IRE on lines 13–18 and nals for the transmitting system; and 20. (iii) A station may only use systems (ii) No observable degradation may for inserting non-video information be caused to any portion of the visual that have been approved in advance by or aural signals. the Commission. The criteria for ad- (iii) Telecommunications signals vance approval of systems are as fol- must not produce emissions outside the lows:

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(A) The use of such signals shall not tion modes or to activate a stereo- result in significant degradation to any phonic audio indicator light, and one portion of the visual, aural, or pro- or more subcarriers between 15 kHz and gram-related data signals of the tele- 120 kHz may be used for any other au- vision broadcast station; thorized purpose; except that stations (B) No increase in width of the tele- employing the BTSC system of stereo- vision broadcast channel (6 MHz) is phonic sound transmission and audio permitted. Emissions outside the au- processing may transmit a pilot sub- thorized television channel must not carrier at 15,734 Hz, ±2 Hz. Other meth- exceed the limitations given in ods of multiplex subcarrier or stereo- § 73.687(e). Interference to reception of phonic aural transmission systems television service either of co-channel must limit energy at 15,734 Hz, ±20 Hz, or adjacent channel stations must not to no more than ±0.125 kHz aural car- increase over that resulting from the rier deviation. transmission of programming without (4) Aural baseband information above inserted data; and 120 kHz must be attenuated 40 dB ref- (C) Where required, system receiving erenced to 25 kHz main channel devi- or decoding devices must meet the TV ation of the aural carrier. interface device provisions of Part 15, (5) For required transmitter perform- Subpart H of this chapter. ance, all of the requirements of (iv) No protection from interference § 73.687(b) shall apply to the main chan- of any kind will be afforded to recep- nel, with the transmitter in the multi- tion of inserted non-video data. plex subcarrier or stereophonic aural (v) Upon request by an authorized mode. representative of the Commission, the (6) For electrical performance stand- licensee of a TV station transmitting ards of the transmitter, the require- encoded programming must make ments of § 73.687(b) apply to the main available a receiving decoder to the channel. Commission to carry out its regulatory (7) Multiplex subcarrier or stereo- responsibilities. phonic aural transmission systems (b) Subscription TV technical systems. must be capable of producing and must The FCC may specify, as part of the ad- not exceed ±25 kHz main channel devi- vance approval of the technical system ation of the aural carrier. for transmitting encoded subscription (8) The arithmetic sum of non-multi- programming, deviations from the phonic baseband signals between 15 power determination procedures, oper- kHz and 120 kHz must not exceed ±50 ating power levels, aural or video kHz deviation of the aural carrier. baseband signals, modulation levels or (9) Total modulation of the aural car- other characteristics of the trans- rier must not exceed ±75 kHz. mitted signal as otherwise specified in (d) Digital broadcast television trans- this Subpart. Any decision to approve mission standard. Effective May 29, 2008 such operating deviations shall be sole- transmission of digital broadcast tele- ly at the discretion of the FCC. vision (DTV) signals shall comply with (c) TV multiplex subcarrier/stereo- the standards for such transmissions phonic aural transmission standards. set forth in ATSC A/52: ‘‘ATSC Stand- (1) The modulating signal for the ard Digital Audio Compression (AC–3)’’ main channel shall consist of the sum (incorporated by reference, see of the stereophonic (biphonic, § 73.8000), ATSC A/53, Parts 1–6: 2007 quadraphonic, etc.) input signals. ‘‘ATSC Digital Television Standard,’’ (2) The instantaneous frequency of (January 3, 2007), except for section the baseband stereophonic subcarrier 6.1.2 (‘‘Compression Format Con- must at all times be within the range straints’’) of A/53 Part 4: 2007 (‘‘MPEG– 15 kHz to 120 kHz. Either amplitude or 2 Video Systems Characteristics’’) and frequency modulation of the stereo- the phrase ‘‘see Table 6.2’’ in section phonic subcarrier may be used. 6.1.1 Table 6.1 and section 6.1.3 Table 6.3 (3) One or more pilot subcarriers be- (incorporated by reference, see tween 16 kHz and 120 kHz may be used § 73.8000), and ATSC A/65C: ‘‘ATSC Pro- to switch a TV receiver between the gram and System Information Protocol stereophonic and monophonic recep- for Terrestrial Broadcast and Cable,

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Revision C With Amendment No. 1 distances beyond about 48.3 kilometers dated May 9, 2006,’’ (January 2, 2006) (30 miles). Theory would indicate that (incorporated by reference, see the field strengths for Channels 14–69 § 73.8000). Although not incorporated by should decrease more rapidly with dis- reference, licensees may also consult tance beyond the horizon than for ATSC A/54A: ‘‘Recommended Practice: Channels 2–6, and modification of the Guide to Use of the ATSC Digital Tele- curves for Channels 14–69 may be ex- vision Standard, including Corri- pected as a result of measurements to gendum No. 1,’’ (December 4, 2003, Cor- be made at a later date. For these rea- rigendum No. 1 dated December 20, sons, the curves should be used with 2006, and ATSC A/69: ‘‘Recommended appreciation of their limitations in es- Practice PSIP Implementation Guide- timating levels of field strength. Fur- lines for Broadcasters,’’ (June 25, 2002) ther, the actual extent of service will (Secs. 4, 5, 303, 48 Stat., as amended, usually be less than indicated by these 1066, 1068, 1082 (47 U.S.C. 154, 155, 303)). estimates due to interference from ATSC A/54A and ATSC A/69 are avail- other stations. Because of these fac- able from Advanced Television Sys- tors, the predicted field strength con- tems Committee (ATSC), 1750 K Street, tours give no assurance of service to NW., Suite 1200, Washington, DC 20006, any specific percentage of receiver lo- or at the ATSC Web site: http:// cations within the distances indicated. www.atsc.org/standards.html. In licensing proceedings these vari- (Secs. 4, 5, 303, 48 Stat., as amended, 1066, ations will not be considered. 1068, 1082 (47 U.S.C. 154, 155, 303)) (c) The field strength contours will [28 FR 13660, Dec. 14, 1963] be considered for the following purposes only: EDITORIAL NOTE: For FEDERAL REGISTER ci- tations affecting § 73.682, see the List of CFR (1) In the estimation of coverage re- Sections Affected, which appears in the sulting from the selection of a par- Finding Aids section of the printed volume ticular transmitter site by an appli- and on GPO Access. cant for a TV station. (2) In connection with problems of § 73.683 Field strength contours and presumptive determination of field coverage arising out of application of strength at individual locations. § 73.3555. (a) In the authorization of TV sta- (3) In determining compliance with tions, two field strength contours are § 73.685(a) concerning the minimum considered. These are specified as field strength to be provided over the Grade A and Grade B and indicate the principal community to be served. approximate extent of coverage over (d) For purposes of determining the average terrain in the absence of inter- eligibility of individual households for ference from other television stations. satellite retransmission of distant net- Under actual conditions, the true cov- work signals under the copyright law erage may vary greatly from these es- provisions of 17 U.S.C. 119(d)(10)(A), timates because the terrain over any field strength shall be determined by specific path is expected to be different the Individual Location Longley-Rice from the average terrain on which the (ILLR) propagation prediction model. field strength charts were based. The Guidance for use of the ILLR model for required field strength, F (50,50), in dB these purposes is provided in OET Bul- above one micro-volt per meter (dBu) letin No. 72. This document is available for the Grade A and Grade B contours through the Internet on the FCC Home are as follows: Page at http://www.fcc.gov. (e) In the case of measurements to Grade A Grade B (dBu) (dBu) determine the eligibility of individual households to receive satellite retrans- Channels 2–6 ...... 68 47 Channels 7–13 ...... 71 56 mission of distant network signals Channels 14–69 ...... 74 64 under the copyright law provisions of 17 U.S.C. 119(d)(10), if a satellite carrier (b) It should be realized that the F and the network station or stations as- (50,50) curves when used for Channels serting that the retransmission of a 14–69 are not based on measured data at signal of a distant network station is

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prohibited are unable to agree on a per- 1 uV/m. To use the charts to predict son to conduct the test, the American the distance to a given contour, the Radio Relay League, Inc., 225 Main following procedure is used: Convert Street, Newington, CT 06111–1494, shall the effective radiated power in kilo- designate the person or organization to watts for the appropriate azimuth into conduct measurements based on the decibel value referenced to 1 kW (dBu). technical qualifications and independ- If necessary, convert the selected con- ence of proposed testers. The satellite tour to the decibel value (dBu) above 1 carrier and network station shall pro- microvolt per meter (1 uV/m). Subtract pose testers and provide their quali- the power value in dBk from the con- fications in writing to the American tour value in dBu. Note that for power Radio Relay League (ARRL). Individ- less than 1 kW, the difference value uals may also volunteer themselves as will be greater than the contour value testers by submitting their qualifica- because the power in dBk is negative. tions to the ARRL. The ARRL can be Locate the difference value obtained on reached by telephone at 860–594–0200, or the vertical scale at the left edge of the email at [email protected]. chart. Follow the horizontal line for (f) A satellite carrier is exempt from that value into the chart to the point the verification requirements of 47 of intersection with the vertical line U.S.C. 339(c)(4)(A) with respect to a above the height of the antenna above test requested by a satellite subscriber average terrain for the appropriate azi- to whom the retransmission of the sig- muth located on the scale at the bot- nals of local broadcast stations is tom of the chart. If the point of inter- available under 47 U.S.C. 338 from such section does not fall exactly on a dis- carrier. The definitions of satellite car- tance curve, interpolate between the rier, subscriber, and local market con- distance curves below and above the tained in 47 CFR 76.66(a) apply to this intersection point. The distance values paragraph (f). for the curves are located along the [44 FR 36039, June 20, 1979, as amended at 47 right edge of the chart. FR 35990, Aug. 18, 1982; 50 FR 23699, June 5, (1) In predicting the distance to the 1985; 50 FR 32416, Aug. 12, 1985; 65 FR 36641, Grade A and Grade B field strength June 9, 2000; 70 FR 21670, Apr. 27, 2005] contours, the effective radiated power to be used is that radiated at the § 73.684 Prediction of coverage. vertical angle corresponding to the de- (a) All predictions of coverage made pression angle between the transmit- pursuant to this section shall be made ting antenna center of radiation and without regard to interference and the radio horizon as determined indi- shall be made only on the basis of esti- vidually for each azimuthal direction mated field strengths. The peak power concerned. The depression angle is of the visual signal is used in making based on the difference in elevation of predictions of coverage. the antenna center of radiation above (b) Predictions of coverage shall be the average terrain and the radio hori- made only for the same purposes as re- zon, assuming a smooth sperical earth late to the use of field strength con- with a radius of 8,495.5 kilometers (5,280 tours as specified in § 73.683(c). miles) and shall be determined by the (c) In predicting the distance to the following equation: field strength contours, the F (50,50) field strength charts (Figures 9 and 10 A = 0.0277√ H of § 73.699) shall be used. If the 50% field Where: strength is defined as that value exceeded for 50% of the time, these F A is the depression angle in degrees. (50,50) charts give the estimated 50% H is the height in meters of the transmitting antenna radiation center above average field strengths exceeded at 50% of the terrain of the 3.2–16.1 kilometers (2–10 locations in dB above 1 uV/m. The miles) sector of the pertinent radial. charts are based on an effective power of 1 kW radiated form a half-wave This formula is empirically derived for dipole in free space, which produces an the limited purpose specified here. Its unattenuated field strength at 1.61 kil- use for any other purpose may be inap- ometers (1 mile) of about 103 dB above propriate.

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(2) In case where the relative field height above average terrain. Where strength at the depression angle deter- the 3.2–16.1 kilometers (2–10 mile) por- mined by the above formula is 90% or tion of a radial extends in whole or in more of the maximum field strength part over large bodies of water as speci- developed in the vertical plane con- fied in paragraph (e) of this section or taining the pertaining radial, the max- extends over foreign territory but the imum radiation shall be used. Grade B strength contour encompasses (3) In predicting field strengths for land area within the United States be- other than the Grade A and Grade B yond the 16.1 kilometers (10 mile) por- contours, the effective radiated power tion of the radial, the entire 3.2–16.1 to be used is to be based on the appro- kilometers (2–10 mile) portion of the priate antenna vertical plane radiation radial shall be included in the com- pattern for the azimuthal direction putation of antenna height above aver- concerned. age terrian. However, where the Grade (4) Applicants for new TV stations or B contour does not so encompass changes in the facilities of existing TV United States land area and (1) the en- stations must submit to the FCC a tire 3.2–16.1 kilometers (2–10 mile) por- showing as to the location of their station of the radial extends over large tions’ or proposed stations’ predicted bodies of water of foreign territory, Grade A and Grade B contours, deter- such radial shall be completely omit- mined in accordance with § 73.684. This ted from the computation of antenna showing is to include maps showing height above average terrain, and (2) these contours, except where appli- where a part of the 3.2–16.1 kilometers cants have previously submitted mate- (2–10 mile) portion of a radial extends rial to the FCC containing such infor- over large bodies of water or over formation and it is found upon careful ex- eign territory, only that part of the ra- amination that the contour locations dial extending from the 3.2 kilometer (2 indicated therein would not change, on mile) sector to the outermost portion any radial, when the locations are de- of land area within the United States termined under this Section. In the lat- covered by the radial shall be employed ter cases, a statement by a qualified in the computation of antenna height engineer to this effect will satisfy this above average terrian. The profile requirement and no contour maps need graph for each radial should be plotted be submitted. by contour intervals of from 12.2–30.5 (d) The antenna height to be used meters (40–100 feet) and, where the data with these charts is the height of the permits, at least 50 points of elevation radiation center of the antenna above (generally uniformly spaced) should be the average terrain along the radial in used for each radial. In instances of question. In determining the average very rugged terrain where the use of elevation of the terrain, the elevations contour intervals of 30.5 meters (100 between 3.2–16.1 kilometers (2–10 miles) feet) would result in several points in a from the antenna site are employed. short distance, 61.0–122.0 meter (200–400 Profile graphs shall be drawn for 8 foot) contour intervals may be used for radials beginning at the antenna site such distances. On the other hand, and extending 16.1 kilometers (10 miles) where the terrain is uniform or gently therefrom. The radials should be drawn sloping the smallest contour interval for each 45 degrees of azimuth starting indicated on the topograhic may (see with the True North. At least one ra- paragraph (g) of this section) should be dial must include the principal commu- used, although only relatively few nity to be served even though such points may be available. The profile community may be more than 16.1 kil- graphs should indicate the topography ometers (10 miles) from the antenna accurately for each radial, and the site. However, in the event none of the graphs should be plotted with the dis- evenly spaced radials include the prin- tance in kilometers as the abscissa and cipal community to be served and one the elevation in meters above mean sea or more such radials are drawn in addi- level as the ordinate. The profile tion to the 8 evenly spaced radials, graphs should indicate the source of such additional radials shall not be em- the topographical data employed. The ployed in computing the antenna graph should also show the elevation of

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the center of the radiating system. The coverage should include both the cov- graph may be plotted either on rectan- erage as predicted by the regular meth- gular coordinate paper or on special od and as predicted by a supplemental paper which shows the curvature of the method. When measurements of area earth. It is not necessary to take the are required, these should include the curvature of the earth into consider- area obtained by the regular predicted ation in this procedure, as this factor method and the area obtained by the is taken care of in the charts showing supplemental method. In directions signal strengths. The average elevation where the terrain is such that negative of the 12.9 kilometer (8 miles) distance antenna heights or heights below 30.5 between 3.2–16.1 kilometers (2–10 miles) meters (100 feet) for the 3.2 to 16.1 kilo- from the antenna site should then be meters (2 to 10 mile) sector are ob- determined from the profile graph for tained, an assumed height of 30.5 me- each radial. This may be obtained by ters (100 feet) shall be used for the pre- averaging a large number of equally diction of coverage. However, where spaced points, by using a planimeter, the actual contour distances are crit- or by obtaining the median elevation ical factors, a supplemental showing of (that exceeded for 50% of the distance) expected coverage must be included to- in sectors and averaging those values. gether with a description of the meth- NOTE: The Commission will, upon a proper od employed in predicting such cov- showing by an existing station that the ap- erage. In special cases, the Commission plication of this rule will result in an unrea- may require additional information as sonable power reduction in relation to other to terrain and coverage. stations in close proximity, consider requests for adjustment in power on the basis (g) In the preparation of the profile of a common average terrain figure for the graph previously described, and in de- stations in question as determined by the termining the location and height FCC. above sea level of the antenna site, the (e) In instance where it is desired to elevation or contour intervals shall be determine the area in square kilo- taken from the United States Geologi- meters within the Grade A and Grade B cal Survey Topographic Quadrangle field strength contours, the area may Maps, United States Army Corps of En- be determined from the coverage map gineers’ maps or Tennessee Valley Au- by planimeter or other approximate thority maps, whichever is the latest, means; in computing such areas, for all areas for which such maps are exclued (1) areas beyond the borders of available. If such maps are not pub- the United States, and (2) large bodies lished for the area in question, the next of water, such as ocean areas, gulfs best topographic information should be sounds, bays, large lakes, etc., but not used. Topographic data may sometimes rivers. be obtained from State and Municipal (f) In cases where terrain in one or agencies. Data from Sectional Aero- more directions from the antenna site nautical Charts (including bench departs widely from the average ele- marks) or railroad depot elevations and vation of the 3.2 to 16.1 kilometers (2 to highway elevations from road maps 10 mile) sector, the prediction method may be used where no better informa- may indicate contour distances that tion is available. In cases where lim- are different from what may be ex- ited topographic data is available, use pected in practice. For example, a may be made of an altimeter in a car mountain ridge may indicate the prac- driven along roads extending generally tical limit of service although the pre- radially from the transmitter site. Or- diction method may indicate other- dinarily the Commission will not re- wise. In such case the prediction meth- quire the submission of topographical od should be followed, but a supple- maps for areas beyond 24.1 kilometers mental showing may be made con- (15 miles) from the antenna site, but cerning the contour distances as deter- the maps must include the principal mined by other means. Such supple- community to be served. If it appears mental showing should describe the necessary, additional data may be re- procedure employed and should include quested. United States Geological Sur- sample calculations. Maps of predicted vey Topographic Quadrangle Maps may

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be obtained from the United States Ge- maps, if available, with contour inter- ological Survey, Department of the In- vals of 15.2 meters (50 feet), or less. terior, Washington, DC 20240. Sectional (k) The field strength charts (§ 73.699, Aeronautical Charts are available from Figs. 9–10c) were developed assuming a the United States Coast and Geodetic terrain roughness factor of 50 meters, Survey, Department of Commerce, which is considered to be representa- Washington, DC 20235. In lieu of maps, tive of average terrain in the United the average terrain elevation may be States. Where the roughness factor for computer generated, except in the a particular propagation path is found cases of dispute, using elevations from to depart appreciably from this value, a 30 second point or better topographic a terrain roughness correction (DF) data file. The file must be identified should be applied to field strength val- and the data processed for inter- ues along this path as predicted with mediate points along each radial using the use of these charts. The magnitude linear interpolation techniques. The and sign of this correction, for any height above mean sea level of the an- value of Dh, may be determined from a tenna site must be obtained manually chart included in § 73.699 as Figure 10e, using appropriate topographic maps. with linear interpolation as necessary, (h) The effect of terrain roughness on for the frequency of the UHF signal the predicted field strength of a signal under consideration. (l) Alternatively, the terrain rough- at points distant from a television ness correction may be computed using broadcast station is assumed to depend the following formula: on the magnitude of a terrain roughness factor (D h) which, for a specific DF=C¥0.03(Dh)(1+f/300) propagation path, is determined by the Where: characteristics of a segment of the ter- DF=terrain roughness correction in dB rain profile for that path 40.2 kilo- C=a constant having a specific value for use meters (25 miles) in length, located be- with each set of field strength charts: tween 9.7 and 49.9 kilometers (6 and 31 1.9 for TV Channels 2–6 miles) from the transmitter. The ter- 2.5 for TV Channels 7–13 rain roughness factor has a value equal 4.8 for TV Channels 14–69 to the difference, in meters, between Dh=terrain roughness factor in meters f=frequency of signal in megahertz (MHz) elevations exceeded by all points on the profile for 10 percent and 90 per- [28 FR 13660, Dec. 13, 1963, as amended at 40 cent, respectively, of the length of the FR 27683, July 1, 1975; 44 FR 36039, June 20, profile segment (see § 73.699, Fig. 10d). 1979; 48 FR 44807, Sept. 30, 1983; 50 FR 23699, June 5, 1985; 51 FR 26251, July 22, 1986; 52 FR (i) If the lowest field strength value 36879, Oct. 1, 1987] of interest is initially predicted to occur over a particular propagation EFFECTIVE DATE NOTE: At 42 FR 25736, May 19, 1977, in § 73.684, paragraphs (k) and (l) path at a distance which is less than were stayed indefinitely. 49.9 kilometers (31 miles) from the transmitter, the terrain profile seg- § 73.685 Transmitter location and an- ment used in the determination of the tenna system. terrain roughness factor over that path (a) The transmitter location shall be shall be that included between points chosen so that, on the basis of the ef- 9.7 kilometers (6 miles) from the trans- fective radiated power and antenna mitter and such lesser distance. No ter- height above average terrain employed, rain roughness correction need be ap- the following minimum field strength plied when all field strength values of in dB above one uV/m will be provided interest are predicted to occur 9.7 kilo- over the entire principal community to meters (6 miles) or less from the trans- be served: mitter. (j) Profile segments prepared for ter- Channels 2–6 Channels 7–13 Channels 14–69 rain roughness factor determinations 74 dBu 77 dBu 80 dBu should be plotted in rectangular coordinates, with no less than 50 points (b) Location of the antenna at a evenly spaced within the segment, point of high elevation is necessary to using data obtained from topographic reduce to a minimum the shadow effect

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on propagation due to hills and build- keting is found to be excessive will be ings which may reduce materially the on the basis that the applicant will as- strength of the station’s signals. In sume full responsibility for the adjust- general, the transmitting antenna of a ment of reasonable complaints arising station should be located at the most from excessively strong signals of the central point at the highest elevation applicant’s station or take other cor- available. To provide the best degree of rective action. service to an area, it is usually pref- (e) An antenna designed or altered to erable to use a high antenna rather produce a noncircular radiation pat- than a low antenna with increased tern in the horizontal plane is consid- transmitter power. The location should ered to be a directional antenna. An- be so chosen that line-of-sight can be tennas purposely installed in such a obtained from the antenna over the manner as to result in the mechanical principal community to be served; in beam tilting of the major vertical radi- no event should there be a major ob- ation lobe are included in this cat- struction in this path. The antenna egory. Directional antennas may be must be constructed so that it is as employed for the purpose of improving clear as possible of surrounding build- service upon an appropriate showing of ings or objects that would cause shad- need. Stations operating on Channels ow problems. It is recognized that to- 2–13 will not be permitted to employ a pography, shape of the desired service directional antenna having a ratio of area, and population distribution may maximum to minimum radiation in the make the choice of a transmitter loca- horizontal plane in excess of 10 dB. Sta- tion difficult. In such cases, consider- tions operating on Channels 14–69 with ation may be given to the use of a di- transmitters delivering a peak visual rectional antenna system, although it power output of more than 1 kW may is generally preferable to choose a site employ directive transmitting anten- where a nondirectional antenna may be nas with a maximum to minimum radi- employed. ation in the horizontal plane of not (c) In cases of questionable antenna more than 15 dB. Stations operating on locations it is desirable to conduct Channels 14–69 and employing trans- propagation tests to indicate the field mitters delivering a peak visual power strength expected in the principal com- output of 1 kW or less are not limited munity to be served and in other areas, as to the ratio of maximum to min- particularly where severe shadow prob- imum radiation. lems may be expected. In considering (f) Applications proposing the use of applications proposing the use of such directional antenna systems must be locations, the Commission may require accompanied by the following: site tests to be made. Such tests should (1) Complete description of the pro- be made in accordance with the meas- posed antenna system, including the urement procedure in § 73.686, and full manufacturer and model number of the data thereon must be supplied to the proposed directional antenna. Commission. Test transmitters should (2) Relative field horizontal plane employ an antenna having a height as pattern (horizontal polarization only) close as possible to the proposed an- of the proposed directional antenna. A tenna height, using a balloon or other value of 1.0 should be used for the max- support if necessary and feasible. Infor- imum radiation. The plot of the pat- mation concerning the authorization of tern should be oriented so that 0° cor- site tests may be obtained from the responds to true North. Where mechan- Commission upon request. ical beam tilt is intended, the amount (d) Present information is not suffi- of tilt in degrees of the antenna ciently complete to establish ‘‘blanket vertical axis and the orientation of the areas’’ of television broadcast stations. downward tilt with respect to true A ‘‘blanket area’’ is that area adjacent North must be specified, and the hori- to a transmitter in which the reception zontal plane pattern must reflect the of other stations is subject to inter- use of mechanical beam tilt. ference due to the strong signal from (3) A tabulation of the relative field this station. The authorization of sta- pattern required in paragraph (b)(2), of tion construction in areas where blan- this section. The tabulation should use

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the same zero degree reference as the censee or permittee must comply with plotted pattern, and be tabulated at § 73.1692. least every 10°. In addition, tabulated (Secs. 4, 5, 303, 48 Stat., as amended, 1066, values of all maxima and minima, with 1068, 1082 (47 U.S.C. 154, 155, 303)) their corresponding azimuths, should be submitted. [28 FR 13660, Dec. 14, 1963, as amended at 35 FR 5693, Apr. 8, 1970; 40 FR 25461, June 16, (4) Horizontal and vertical plane radi- 1975; 43 FR 53740, Nov. 17, 1978; 44 FR 22740, ation patterns showing the effective ra- Apr. 17, 1979; 45 FR 26065, Apr. 17, 1980; 47 FR diated power, in dBk, for each direc- 35990, Aug. 18, 1982; 48 FR 21486, May 12, 1983; tion. Sufficient vertical plane patterns 50 FR 23701, June 5, 1985; 58 FR 44951, Aug. 25, must be included to indicate clearly 1993; 62 FR 51059, Sept. 30, 1997] the radiation characteristics of the antenna above and below the horizontal § 73.686 Field strength measurements. plane. In cases where the angles at (a) Except as provided for in § 73.612, which the maximum vertical radiation television broadcast stations shall not varies with azimuth, a separate be protected from any type of inter- vertical radiation pattern must be pro- ference or propagation effect. Persons vided for each pertinent radial direc- desiring to submit testimony, evidence tion. or data to the Commission for the pur- (5) All horizontal plane patterns pose of showing that the technical must be plotted to the largest scale standards contained in this subpart do possible on unglazed letter-size polar not properly reflect the levels of any coordinate paper (main engraving ap- given type of interference or propaga- proximately 18 cm × 25 cm (7 inches × 10 tion effect may do so only in appro- inches)) using only scale divisions and priate rulemaking proceedings con- subdivisions of 1, 2, 2.5 or 5 times 10- cerning the amendment of such tech- nth. All vertical plane patterns must nical standards. Persons making field be plotted on unglazed letter-size rec- strength measurements for formal sub- tangular coordinate paper. Values of mission to the Commission in rule- field strength on any pattern less than making proceedings, or making such 10% of the maximum field strength measurements upon the request of the plotted on that pattern must be shown Commission, shall follow the procedure on an enlarged scale. for making and reporting such meas- (6) The horizontal and vertical plane urements outlined in paragraph (b) of patterns that are required are the pat- this section. In instances where a terns for the complete directional an- showing of the measured level of a sig- tenna system. In the case of a com- nal prevailing over a specific commu- posite antenna composed of two or nity is appropriate, the procedure for more individual antennas, this means making and reporting field strength that the patterns for the composite an- measurements for this purpose is set tenna, not the patterns for each of the forth in paragraph (c) of this section. individual antennas, must be sub- (b) Collection of field strength data for mitted. propagation analysis—(1) Preparation for (g) Applications proposing the use of measurements. (i) On large scale topo- television broadcast antennas within graphic maps, eight or more radials are 61.0 meters (200 feet) of other television drawn from the transmitter location to broadcast antennas operating on a the maximum distance at which meas- channel within 20 percent in frequency urements are to be made, with the an- of the proposed channel, or proposing gles included between adjacent radials the use of television broadcast anten- of approximately equal size. Radials nas on Channels 5 or 6 within 61.0 me- should be oriented so as to traverse ters (200 feet) of FM broadcast anten- representative types of terrain. The nas, must include a showing as to the specific number of radials and their expected effect, if any, of such proxi- orientation should be such as to ac- mate operation. complish this objective. (h) Where a TV licensee or permittee (ii) At a point exactly 16.1 kilometers proposes to mount an antenna on an (10 miles) from the transmitter, each AM antenna tower, or locate within 3.2 radial is marked, and at greater dis- km of an AM antenna tower, the TV li- tances at successive 3.2 kilometer (2

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mile) intervals. Where measurements the transmitter, after the mobile run are to be conducted at UHF, or over ex- prescribed in paragraph (b)(2)(v) of this tremely rugged terrain, shorter intersection is concluded, additional meas- vals may be employed, but all such in- urements shall be made in a ‘‘cluster’’ tervals shall be of equal length. Acces- of at least five fixed points. At each sible roads intersecting each radial as such point, the field strengths with the nearly as possible at each 3.2 kilometer antenna oriented toward the trans- (2 mile) marker are selected. These mitter, and with the antenna oriented intersections are the points on the ra- so as to receive the strongest field, are dial at which measurements are to be measured and recorded. Generally, all made, and are referred to subsequently points should be within 61.0 meters (200 as measuring locations. The elevation feet) of the center point of the mobile of each measuring location should ap- run. proach the elevation at the cor- (viii) If overhead obstacles preclude a responding 3.2 kilometer (2 mile) mark- mobile run of at leat 30.5 meters (100 er as nearly as possible. feet), a ‘‘cluster’’ of five spot measure- (2) Measurement procedure. The field ments may be made in lieu of this run. strength of the visual carrier shall be The first measurement in the cluster is measured with a voltmeter capable of identified. Generally, the locations for indicating accurately the peak ampli- other measurements shall be within tude of the synchronizing signal. All 61.0 meters (200 feet) of the location of measurements shall be made utilizing the first. a receiving antenna designed for recep- (3) Method of reporting measurements. tion of the horizontally polarized sig- A report of measurements to the Com- nal component, elevated 9.1 meters (30 mission shall be submitted in affidavit feet) above the roadbed. At each meas- form, in triplicate, and should contain uring location, the following procedure the following information: shall be employed. (i) Tables of field strength measure- (i) The instrument calibration is ments, which, for each measuring loca- checked. tion, set forth the following data: (ii) The antenna is elevated to a (A) Distance from the transmitting height of 30 feet. antenna. (iii) The receiving antenna is rotated (B) Ground elevation at measuring to determine if the strongest signal is location. arriving from the direction of the (C) Date, time of day, and weather. transmitter. (D) Median field in dBu for 0 dBk, for (iv) The antenna is oriented so that mobile run or for cluster, as well as the sector of its response pattern over maximum and minimum measured which maximum gain is realized is in field strengths. the direction of the transmitter. (E) Notes describing each measuring (v) A mobile run of at least 30.5 me- location. ters (100 feet) is made, which is cen- (ii) U.S. Geological Survey topo- tered on the intersection of the radial graphic maps, on which is shown the and the road, and the measured field exact location at which each measure- strength is continuously recorded on a ment was made. The original plots chart recorder over the length of the shall be made on maps of the largest run. available scale. Copies may be reduced (vi) The actual measuring location is in size for convenient submission to marked exactly on the topographic the Commission, but not to the extent map, and a written record, keyed to that important detail is lost. The origi- the specific location, is made of all fac- nal maps shall be made available, if re- tors which may affect the recorded quested. If a large number of maps is field, such as topography, height and involved, an index map should be sub- types of vegetation, buildings, obsta- mitted. cles, weather, and other local features. (iii) All information necessary to de- (vii) If, during the test conducted as termine the pertinent characteristics described in paragraph (b)(2)(iii) of this of the transmitting installation, in- section, the strongest signal is found to cluding frequency, geographical coordi- come from a direction other than from nates of antenna site, rated and actual

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power output of transmitter, measured a receiving antenna designed for recep- transmission line loss, antenna power tion of the horizontally polarized sig- gain, height of antenna above ground, nal component, elevated 9.1 meter (30 above mean sea level, and above aver- feet) above street level. age terrain. The effective radiated (i) Each measuring location shall be power should be computed, and hori- chosen as close as feasible to a point zontal and vertical plane patterns of indicated on the map, as previously the transmitting antenna should be prepared, and at as nearly the same submitted. elevation as that point as possible. (iv) A list of calibrated equipment (ii) At each measuring location, after used in the field strength survey, equipment calibration and elevation of which, for each instrument, specifies the antenna, a check is made to deter- its manufacturer, type, serial number mine whether the strongest signal ar- and rated accuracy, and the date of its rives from a direction other than from most recent calibration by the manu- the transmitter. facturer, or by a laboratory. Complete (iii) At 20 percent or more of the details of any instrument not of stand- measuring locations, mobile runs, as ard manufacture shall be submitted. described in paragraph (b)(2) of this (v) A detailed description of the cali- section shall be made, with no less bration of the measuring equipment, than three such mobile runs in any including field strength meters, meas- case. The points at which mobile measuring antenna, and connecting cable. urements are made shall be well sepa- (vi) Terrain profiles in each direction rated. Spot measurements may be in which measurements were made, made at other measuring points. drawn on curved earth paper for equiv- (iv) Each actual measuring location alent 4/3 earth radius, of the largest is marked exactly on the map of the available scale. community, and suitably keyed. A (c) Collection of field strength data to written record shall be maintained, de- determine television service in specific scribing, for each location, factors communities—(1) Preparation for meas- which may affect the recorded field, urement. (i) The population (P) of the such as the approximate time of meas- community, and its suburbs, if any, is urement, weather, topography, over- determined by reference to an appro- head wiring, heights and types of vege- priate source, e.g., the 1970 U.S. Census tation, buildings and other structures. tables of population of cities and ur- The orientation, with respect to the banized areas. measuring location shall be indicated (ii) The number of locations at which of objects of such shape and size as to measurements are to be made shall be be capable of causing shadows or re- at least 15, and shall be approximately flections. If the strongest signal re- equal to 0.1 (P) 1⁄2, if this product is a ceived was found to arrive from a di- number greater than 15. rection other than that of the trans- (iii) A rectangular grid, of such size mitter, this fact shall be recorded. and shape as to encompass the bound- (3) Method of reporting measurements. aries of the community is drawn on an A report of measurements to the Com- accurate map of the community. The mission shall be submitted in affidavit number of line intersections on the form, in triplicate, and should contain grid included within the boundaries of the following information: the community shall be at least equal (i) A map of the community showing to the required number of measuring each actual measuring location, spe- locations. The position of each inter- cifically identifying the points at section on the community map deter- which mobile runs were made. mines the location at which a measure- (ii) A table keyed to the above map, ment shall be made. showing the field strength at each (2) Measurement procedure. The field measuring point, reduced to dBu for strength of the visual carrier shall be the actual effective radiated power of measured, with a voltmeter capable of the station. Weather, date, and time of indicating accurately the peak ampli- each measurement shall be indicated. tude of the synchronizing signal. All (iii) Notes describing each measuring measurements shall be made utilizing location.

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(iv) A topographic map of the largest from different transmitters), use the available scale on which are marked same locations to measure each signal. the community and the transmitter (2) Measurement procedure. Measure- site of the station whose signals have ments shall be made in accordance been measured, which includes all with good engineering practice and in areas on or near the direct path of sig- accordance with this section of the nal propagation. Rules. At each measuring location, the (v) Computations of the mean and following procedure shall be employed: standard deviation of all measured (i) Testing equipment. Measure the field strengths, or a graph on which the field strength of the visual carrier with distribution of measured field strength a calibrated instrument with an i.f. values is plotted. bandwidth of at least 200 kHz, but no (vi) A list of calibrated equipment greater than one megahertz (1,000 kHz). used for the measurements, which for Perform an on-site calibration of the each instrument, specifies its manufac- instrument in accordance with the turer, type, serial number and rated ac- manufacturer’s specifications. The in- curacy, and the date of its most recent strument must accurately indicate the calibration by the manufacturer, or by peak amplitude of the synchronizing a laboratory. Complete details of any signal. Take all measurements with a instrument not of standard manufac- horizontally polarized antenna. Use a ture shall be submitted. shielded transmission line between the (vii) A detailed description of the testing antenna and the field strength procedure employed in the calibration meter. Match the antenna impedance of the measuring equipment, including to the transmission line at all fre- field strength meters measuring an- quencies measured, and, if using an un- tenna, and connecting cable. balanced line, employ a suitable balun. (d) Collection of field strength data to Take account of the transmission line determine television signal intensity at an loss for each frequency being measured. individual location—cluster measure- (ii) Weather. Do not take measurements—(1) Preparation for measurements in inclement weather or when ments—(i) Testing antenna. The test an- major weather fronts are moving tenna shall be either a standard half- through the measurement area. wave dipole tuned to the visual carrier (iii) Antenna elevation. When field frequency of the channel being meas- strength is being measured for a one- ured or a gain antenna, provided its an- story building, elevate the testing antenna factor for the channel(s) under tenna to 6.1 meters (20 feet) above the test has been determined. Use the an- ground. In situations where the field tenna factor supplied by the antenna strength is being measured for a build- manufacturer as determined on an an- ing taller than one-story, elevate the tenna range. testing antenna 9.1 meters (30 feet) (ii) Testing locations. At the location, above the ground. choose a minimum of five locations as (iv) Antenna orientation. Orient the close as possible to the specific site testing antenna in the direction which where the site’s receiving antenna is maximizes the value of field strength located. If there is no receiving an- for the signal being measured. If more tenna at the site, choose the minimum than one station’s signal is being meas- of five locations as close as possible to ured, orient the testing antenna sepa- a reasonable and likely spot for the an- rately for each station. tenna. The locations shall be at least (3) Written record shall be made and three meters apart, enough so that the shall include at least the following: testing is practical. If possible, the (i) A list of calibrated equipment first testing point should be chosen as used in the field strength survey, which the center point of a square whose cor- for each instrument, specifies the man- ners are the four other locations. Cal- ufacturer, type, serial number and culate the median of the five measure- rated accuracy, and the date of the ments (in units of dBu) and report it as most recent calibration by the manu- the measurement result. facturer or by a laboratory. Include (iii) Multiple signals. If more than one complete details of any instrument not signal is being measured (i.e., signals of standard manufacture.

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(ii) A detailed description of the cali- ¥2 dB at 0.5 MHz above visual carrier fre- bration of the measuring equipment, quency; ¥ including field strength meters, meas- 2 dB at 1.25 MHz above visual carrier frequency; uring antenna, and connecting cable. ¥3 dB at 2.0 MHz above visual carrier fre- (iii) For each spot at the measuring quency; site, all factors which may affect the ¥6 dB at 3.0 MHz above visual carrier fre- recorded field, such as topography, quency; height and types of vegetation, build- ¥12 dB at 3.5 MHz above visual carrier fre- ings, obstacles, weather, and other quency; ¥ local features. 8 dB at 3.58 MHz above visual carrier frequency (for color transmission only). (iv) A description of where the cluster measurements were made. The field strength or voltage of the (v) Time and date of the measure- upper and lower sidebands, as radiated ments and signature of the person or dissipated and measured as de- making the measurements. scribed in paragraph (a)(2) of this sec- (vi) For each channel being meas- tion, shall not exceed a level of ¥20 dB ured, a list of the measured value of for a modulating frequency of 4.75 MHz field strength (in units of dBu and after or greater. If interference to the recep- adjustment for line loss and antenna tion of other stations is caused by out- factor) of the five readings made dur- of-channel lower sideband emission, ing the cluster measurement process, the technical requirements applicable with the median value highlighted. to stations operating on Channels 2–13 shall be met. [40 FR 27683, July 1, 1975, as amended at 50 (2) The attenuation characteristics of FR 23701, June 5, 1985; 64 FR 7127, Feb. 12, a visual transmitter shall be measured 1999; 64 FR 73433, Dec. 30, 1999] by application of a modulating signal § 73.687 Transmission system require- to the transmitter input terminals in ments. place of the normal composite television video signal. The signal applied (a) Visual transmitter. (1) The field shall be a composite signal composed strength or voltage of the lower side- of a synchronizing signal to establish band, as radiated or dissipated and peak output voltage plus a variable fre- measured as described in paragraph quency sine wave voltage occupying (a)(2) of this section, shall not be great- the interval between synchronizing ¥ er than 20 dB for a modulating fre- pulses. (The ‘‘synchronizing signal’’ re- quency of 1.25 MHz or greater and in ferred to in this section means either a addition, for color, shall not be greater standard synchronizing wave form or ¥ than 42 dB for a modulating fre- any pulse that will properly set the quency of 3.579545 MHz (the color sub- peak.) The axis of the sine wave in the carrier frequency). For both mono- composite signal observed in the out- chrome and color, the field strength or put monitor shall be maintained at an voltage of the upper sideband as radi- amplitude 0.5 of the voltage at syn- ated or dissipated and measured as de- chronizing peaks. The amplitude of the scribed in paragraph (a)(2) of this sec- sine wave input shall be held at a con- ¥ tion shall not be greater than 20 dB stant value. This constant value should for a modulating frequency of 4.75 MHz be such that at no modulating fre- or greater. For stations operating on quency does the maximum excursion of Channels 15–69 and employing a trans- the sine wave, observed in the com- mitter delivering maximum peak vis- posite output signal monitor, exceed ual power output of 1 kW or less, the the value 0.75 of peak output voltage. field strength or voltage of the upper The amplitude of the 200 kHz sideband and lower sidebands, as radiated or dis- shall be measured and designated zero sipated and measured as described in dB as a basis for comparison. The mod- paragraph (a)(2) of this section, shall ulation signal frequency shall then be depart from the visual amplitude char- varied over the desired range and the acteristic (Figure 5a of § 73.699) by no field strength or signal voltage of the more than the following amounts: corresponding sidebands measured. As ¥2 dB at 0.5 MHz below visual carrier fre- an alternate method of measuring, in quency; those cases in which the automatic d-c

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insertion can be replaced by manual ticable in accordance with the imped- control, the above characteristic may ance-frequency characteristic of a se- be taken by the use of a video sweep ries inductance-resistance network generator and without the use of ped- having a time constant of 75 microsec- estal synchronizing pulses. The d-c onds. (See upper curve of Figure 12 level shall be set for midcharacteristic § 73.699.) operation. (2) If a limiting or compression am- (3) A sine wave, introduced at those plifier is employed, precaution should terminals of the transmitter which are be maintained in its connection in the normally fed the composite color pic- circuit due to the use of pre-emphasis ture signal, shall produce a radiated in the transmitting system. signal having an envelope delay, rel- (3) Aural modulation levels are speci- ative to the average envelope delay be- fied in § 73.1570. tween 0.05 and 0.20 MHz, of zero micro- (c) Requirements applicable to both vis- seconds up to a frequency of 3.0 MHz; ual and aural transmitters. (1) Auto- and then linearly decreasing to 4.18 matic means shall be provided in the ¥ μ MHz so as to be equal to 0.17 secs at visual transmitter to maintain the car- 3.58 MHz. The tolerance on the enve- ± ± μ rier frequency within 1 kHz of the au- lope delay shall be 0.05 secs at 3.58 thorized frequency; automatic means MHz. The tolerance shall increase lin- shall be provided in the aural trans- early to ±0.1 μsec down to 2.1 MHz, and mitter to maintain the carrier fre- remain at ±0.1 μsec down to 0.2 MHz. quency 4.5 MHz above the actual visual (Tolerances for the interval of 0.0 to 0.2 carrier frequency within ±1 kHz. MHz are not specified at the present time.) The tolerance shall also increase (2) The transmitters shall be linearly to ±0.1 μsec at 4.18 MHz. equipped with suitable indicating in- (4) The radio frequency signal, as ra- struments for the determination of op- diated, shall have an envelope as would erating power and with other instru- be produced by a modulating signal in ments necessary for proper adjustment, conformity with § 73.682 and Figure 6 or operation, and maintenance of the 7 of § 73.699, as modified by vestigial equipment. sideband operation specified in Figure (3) Adequate provision shall be made 5 of § 73.699. For stations operating on for varying the output power of the Channels 15–69 the radio frequency sig- transmitters to compensate for exces- nal as radiated, shall have an envelope sive variations in line voltage or for as would be produced by a modulating other factors affecting the output signal in conformity with § 73.682 and power. Figure 6 or 7 of § 73.699. (4) Adequate provisions shall be pro- (5) The time interval between the vided in all component parts to avoid leading edges of successive horizontal overheating at the rated maximum pulses shall vary less than one half of output powers. one percent of the average interval. (d) The construction, installation, However, for color transmissions, and operation of broadcast equipment § 73.682(a) (5) and (6) shall be control- is expected to conform with all applica- ling. ble local, state, and federally imposed (6) The rate of change of the fre- safety regulations and standards, en- quency of recurrence of the leading forcement of which is the responsi- edges of the horizontal synchronizing bility of the issuing regulatory agency. signals shall be not greater than 0.15 (e) Operation. (1) Spurious emissions, percent per second, the frequency to be including radio frequency harmonics, determined by an averaging process shall be maintained at as low a level as carried out over a period of not less the state of the art permits. As meas- than 20, nor more than 100 lines, such ured at the output terminals of the lines not to include any portion of the transmitter (including harmonic fil- blanking interval. However, for color ters, if required) all emissions removed transmissions, § 73.682(a) (5) and (6) in frequency in excess of 3 MHz above shall be controlling. or below the respective channel edge (b) Aural transmitter. (1) Pre-emphasis shall be attenuated no less than 60 dB. shall be employed as closely as prac- below the visual transmitted power.

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(The 60 dB. value for television trans- struction permit application. However, mitters specified in this rule should be a land mobile facility will not be pro- considered as a temporary requirement tected if it is proposed in an applica- which may be increased at a later date, tion that is denied or dismissed and especially when more higher-powered that action is no longer subject to equipment is utilized. Stations should, Commission review. Further, if the therefore, give consideration to the in- land mobile station is not operating stallation of equipment with greater when the TV facility commences oper- attenuation than 60 dB.) In the event of ation and it does not commence oper- interference caused to any service ation within the time permitted by its greater attenuation will be required. authorization in accordance with part (2) If a limiting or compression am- 90 of this chapter, it will not be pro- plifier is used in conjunction with the tected. aural transmitter, due operating pre- (ii) A TV permittee must take steps cautions should be maintained because before construction to identify poten- of pre-emphasis in the transmitting tial interference to normal land mobile system. operation that could be caused by TV (3) TV broadcast stations operating emissions outside the authorized chan- on Channel 14 and Channel 69 must nel, land mobile receiver desensitiza- take special precautions to avoid inter- tion or intermodulation. It must in- ference to adjacent spectrum land mo- stall filters and take other precautions bile radio service facilities. Where a TV as necessary, and submit evidence that station is authorized and operating no interference is being caused before prior to the authorization and oper- it will be permitted to transmit pro- ation of the land mobile facility, a gramming on the new facilities pursu- Channel 14 station must attenuate its ant to the provisions of § 73.1615 or emissions within the frequency range § 73.1620 of this part. A TV permittee 467 to 470 MHz and a Channel 69 station must reduce its emissions within the must attentuate its emissions within land mobile channel of a protected land the frequency range 806 to 809 MHz if mobile facility that is receiving inter- necessary to permit reasonable use of ference caused by the TV emission pro- the adjacent frequencies by land mo- ducing a vertically polarized signal and bile licensees. a field strength in excess of 17 dBu at (4) The requirements listed below the land mobile receiver site on the apply to permittees authorized to con- land mobile frequency. The TV emis- struct a new station on TV Channel 14 sion should be measured with equip- or TV Channel 69, and to licensees au- ment set to a 30 kHz measurement thorized to change the channel of an bandwidth including the entire applica- existing station to Channel 14 or to ble land mobile channel. A TV permittee must correct a desensitization Channel 69, to increase effective radi- problem if its occurrence can be diated power (ERP) (including any rectly linked to the start of the TV op- change in directional antenna charac- eration and the land mobile station is teristics that results in an increase in using facilities with typical desen- ERP in any direction), or to change the sitization rejection characteristics. A transmitting location of an existing TV permittee must identify the source station. of an intermodulation product that is (i) For the purposes of this para- generated when the TV operation com- graph, a protected land mobile facility mences. If the intermodulation source is a receiver that is intended to receive is under its control, the TV permittee transmissions from licensed land mo- must correct the problem. If the inter- bile stations within the frequency band modulation source is beyond the TV below 470 MHz (as relates to Channel permittee’s control, it must cooperate 14) or above 806 MHz (as relates to in the resolution of the problem and Channel 69), and is associated with one should provide whatever technical as- or more land mobile stations for which sistance it can. a license has been issued by the Com- mission, or a proper application has (Secs. 4, 5, 303, 48 Stat., as amended, 1066, been received by the Commission prior 1068, 1082 (47 U.S.C. 154, 155, 303)) to the date of the filing of the TV con- [28 FR 13660, Dec. 14, 1963]

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EDITORIAL NOTE: For FEDERAL REGISTER ci- with the Engineer in Charge of the tations affecting § 73.687, see the List of CFR radio district in which the station is Sections Affected which appears in the Find- located for such additional time as ing Aids section of the printed volume and may be required to complete repairs of on GPO Access. the defective instrument. § 73.688 Indicating instruments. [41 FR 36818, Sept. 1, 1976, as amended at 48 (a) Each TV broadcast station shall FR 38480, Aug. 24, 1983; 49 FR 50048, Dec. 26, be equipped with indicating instru- 1984; 50 FR 26568, June 27, 1985] ments which conform with the specifications described in § 73.1215 for meas- § 73.691 Visual modulation monitoring. uring the operating parameters of the (a) Each TV station must have meas- last radio stage of the visual trans- uring equipment for determining that mitter, and with such other instru- the transmitted visual signal conforms ments as are necessary for the proper to the provisions of this subpart. The adjustment, operation, and mainte- licensee shall decide the monitoring nance of the visual transmitting sys- and measurement methods or proce- tem. dures for indicating and controlling the (b) The function of each instrument visual signal. shall be clearly and permanently (b) In the event technical problems shown on the instrument itself or on make it impossible to operate in ac- the panel immediately adjacent there- cordance with the timing and carrier to. level tolerance requirements of § 73.682 (c) In the event that any one of these (a)(9)(i), (a)(9)(ii), (a)(12), (a)(13), and indicating instruments becomes defec- (a)(17), a TV broadcast station may op- tive, when no substitute which con- erate at variance for a period of not forms with the required specifications more than 30 days without specific au- is available, the station may be oper- thority from the FCC: provided that, ated without the defective instrument the date and time of the initial out-of- pending its repair or replacement for a tolerance condition has been entered in period not in excess of 60 days without the station log. If the operation at further authority of the FCC, provided variance will exceed 10 consecutive that: days, a notification must be sent to the (1) If the defective instrument is the FCC in Washington, D.C., not later transmission line meter used for deter- than the 10th day of such operation. In mining the output power by the direct the event normal operation is resumed method, the operating power shall be prior to the end of the 30 day period, determined or maintained by the indi- the licensee must notify the FCC upon rect method whenever possible or by restoration of normal operation. If using the operating parameters of the causes beyond the control of the li- last radio stage of the transmitter dur- censee prevent restoration of normal ing the time the station is operated operation within 30 days, a written re- without the transmission line meter. quest must be made to the FCC in (2) If conditions beyond the control of Washington, D.C., no later than the the licensee prevent the restoration of 30th day for such additional time as the meter to service within the above may be necessary. allowed period, informal request in accordance with § 73.3549 may be filed [60 FR 55480, Nov. 1, 1995]

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§ 73.698 Tables.

TABLE I [RESERVED]

TABLE II

(4)—87.7 (6)—95.7 (2)—31.4 (3)—31.4 kilo- kilometers (5)—95.7 kilometers (7)—119.9 kilometers meters (19.5 (54.5 kilometers (59.5 kilometers (1)—Channel (19.5 miles) inter- miles) ad- (59.5 miles) (74.5 miles) If modulation jacent miles) os- sound miles) pic- beat channel cillator image ture image

14 ...... 22 16–19 15 21 28 29 15 ...... 23 17–20 14, 16 22 29 30 16 ...... 24 14, 18–21 15, 17 23 30 31 17 ...... 25 14–15, 19–22 16, 18 24 31 32 18 ...... 26 14–16, 20–23 17, 19 25 32 33 19 ...... 27 14–17, 21–24 18, 20 26 33 34 20 ...... 28 15–18, 22–25 19, 21 27 34 35 21 ...... 29 16–19, 23–26 20, 22 28, 14 35 36 22 ...... 30, 14 17–20, 24–27 21, 23 29, 15 36 37 23 ...... 31, 15 18–21, 25–28 22, 24 30, 16 37 38 24 ...... 32, 16 19–22, 26–29 23, 25 31, 17 38 39 25 ...... 33, 17 20–23, 27–30 24, 26 32, 18 39 40 26 ...... 34, 18 21–24, 28–31 25, 27 33, 19 40 41 27 ...... 35, 19 22–25, 29–32 26, 28 34, 20 41 42 28 ...... 36, 20 23–26, 30–33 27, 29 35, 21 42, 14 43 29 ...... 37, 21 24–27, 31–34 28, 30 36, 22 43, 15 44, 14 30 ...... 38, 22 25–28, 32–35 29, 31 37, 23 44, 16 45, 15 31 ...... 39, 23 26–29, 33–36 30, 32 38, 24 45, 17 46, 16 32 ...... 40, 24 27–30, 34–37 31, 33 39, 25 46, 18 47, 17 33 ...... 41, 25 28–31, 35–38 32, 34 40, 26 47, 19 48, 18 34 ...... 42, 26 29–32, 36–39 33, 35 41, 27 48, 20 49, 19 35 ...... 43, 27 30–33, 37–40 34, 36 42, 28 49, 21 50, 20 36 ...... 44, 28 31–34, 38–41 35, 37 43, 29 50, 22 51, 21 37 ...... 45, 29 32–35, 39–42 36, 38 44, 30 51, 23 52, 22 38 ...... 46, 30 33–36, 40–43 37, 39 45, 31 52, 24 53, 23 39 ...... 47, 31 34–37, 41–44 38, 40 46, 32 53, 25 54, 24 40 ...... 48, 32 35–38, 42–45 39, 41 47, 33 54, 26 55, 25 41 ...... 49, 33 36–39, 43–46 40, 42 48, 34 55, 27 56, 26 42 ...... 50, 34 37–40, 44–47 41, 43 49, 35 56, 28 57, 27 43 ...... 51, 35 38–41, 45–48 42, 44 50, 36 57, 29 58, 28 44 ...... 52, 36 39–42, 46–49 43, 45 51, 37 58, 30 59, 29 45 ...... 53, 37 40–43, 47–50 44, 46 52, 38 59, 31 60, 30 46 ...... 54, 38 41–44, 48–51 45, 47 53, 39 60, 32 61, 31 47 ...... 55, 39 42–45, 49–52 46, 48 54, 40 61, 33 62, 32 48 ...... 56, 40 43–46, 50–53 47, 49 55, 41 62, 34 63, 33 49 ...... 57, 41 44–47, 51–54 48, 50 56, 42 63, 35 64, 34 50 ...... 58, 42 45–48, 52–55 49, 51 57, 43 64, 36 65, 35 51 ...... 59, 43 46–49, 53–56 50, 52 58, 44 65, 37 66, 36 52 ...... 60, 44 47–50, 54–57 51, 53 59, 45 66, 38 67, 37 53 ...... 61, 45 48–51, 55–58 52, 54 60, 46 67, 39 68, 38 54 ...... 62, 46 49–52, 56–59 53, 55 61, 47 68, 40 69, 39 55 ...... 63, 47 50–53, 57–60 54, 56 62, 48 69, 41 70, 40 56 ...... 64, 48 51–54, 58–61 55, 57 63, 49 70, 42 71, 41 57 ...... 65, 49 52–55, 59–62 56, 58 64, 50 71, 43 72, 42 58 ...... 66, 50 53–56, 60–63 57, 59 65, 51 72, 44 73, 43 59 ...... 67, 51 54–57, 61–64 58, 60 66, 52 73, 45 74, 44 60 ...... 68, 52 55–58, 62–65 59, 61 67, 53 74, 46 75, 45 61 ...... 69, 53 56–59, 63–66 60, 62 68, 54 75, 47 76, 46 62 ...... 70, 54 57–60, 64–67 61, 63 69, 55 76, 48 77, 47 63 ...... 71, 55 58–61, 65–68 62, 64 70, 56 77, 49 78, 48 64 ...... 72, 56 59–62, 66–69 63, 65 71, 57 78, 50 79, 49 65 ...... 73, 57 60–63, 67–70 64, 66 72, 58 79, 51 80, 50 66 ...... 74, 58 61–64, 68–71 65, 67 73, 59 80, 52 81, 51 67 ...... 75, 59 62–65, 69–72 66, 68 74, 60 81, 53 82, 52 68 ...... 76, 60 63–66, 70–73 67, 69 75, 61 82, 54 83, 53 69 ...... 77, 61 64–67, 71–74 68, 70 76, 62 83, 55 54

NOTE: The parenthetical reference beneath the mileage figures in columns 2 through 7, inclusive, indicate, in abbreviated form, the bases for the required mileage separations. For a discussion of these bases, see the ‘‘Sixth Report and Order’’ of the Com- mission (FCC 52–294; 17 FR 3905, May 2, 1952). The hyphenated numbers listed in column (3) are both inclusive.

[28 FR 13660, Dec. 14, 1963, as amended at 39 FR 20377, June 10, 1974; 47 FR 35990, Aug. 18, 1982; 50 FR 23701, June 5, 1985; 54 FR 9807, Mar. 8, 1989]

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§ 73.699 TV engineering charts. This section consists of the following Figures: 1–5, 5a, 6–10, 10a–10e, 11–12, 13–16.

NOTE: The charts as reproduced herein, due to their small scale, are not to be used in connection with material submitted to the F.C.C.

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FIGURES 13 THROUGH 15 [RESERVED]

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[28 FR 13660, Dec. 14, 1963, as amended at 36 FR 17429, Aug. 31, 1971; 39 FR 40957, Nov. 22, 1974; 40 FR 27684, July 1, 1975; 41 FR 56326, Dec. 28, 1976; 44 FR 36040, June 20, 1979; 47 FR 3790, Jan. 27, 1982; 47 FR 35990, Aug. 18, 1982; 50 FR 13972, Apr. 9, 1985; 50 FR 23701, June 5, 1985; 50 FR 32205, Aug. 9, 1985; 52 FR 11656, Apr. 10, 1987; 54 FR 9807, Mar. 8, 1989; 58 FR 29983, May 25, 1993]

EFFECTIVE DATE NOTE: At 42 FR 25736, May 19, 1977, the effective date of § 73.699 Figure 10e was stayed indefinitely.

Subpart F—International (c) Frequency-hour. One frequency Broadcast Stations used for one hour regardless of the number of transmitters over which it is § 73.701 Definitions. simultaneously broadcast by a station during that hour. The following definitions apply to (d) Multiple operation. Broadcasting terminology employed in this subpart: by a station on one frequency over two (a) International broadcast stations. A or more transmitters simultaneously. broadcasting station employing fre- If a station uses the same frequency si- quencies allocated to the broadcasting multaneously on each of two (three, service between 5900 and 26100 kHz, the etc.) transmitters for an hour, it uses transmissions of which are intended to one frequency-hour and two (three, be received directly by the general pub- etc.) transmitter-hours. lic in foreign countries. (A station may (e) Coordinated Universal Time (UTC). be authorized more than one trans- Time scale, based on the second (SI), as mitter.) There are both Federal and defined in Recommendation ITU–R non-Federal Government international TF.460–6. For most practical purposes broadcast stations; only the latter are associated with the ITU Radio Regula- licensed by the Commission and are tions, UTC is equivalent to mean solar subject to the rules of this subpart. time at the prime meridian (0° lon- (b) Transmitter-hour. One frequency gitude), formerly expressed in GMT. used on one transmitter for one hour. (RR)

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