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Federal Communications Commission § 90.103 system’s potential both to interfere Subpart F—Radiolocation Service with authorized radio users, and to re- ceive harmful interference from these § 90.101 Scope. users. In an agreed upon format, the in- The Radiolocation Service accommo- dustry-operated entity shall inform the dates the use of radio methods for de- FCC and the NTIA of these system termination of direction, distance, characteristics prior to implementa- speed, or position for purposes other tion of any proposed PLC system and than navigation. Rules as to eligibility shall provide monthly or periodic lists for licensing, permissible communica- with supplements of PLC systems. The tions, frequency available, and any spe- FCC and NTIA will supply appropriate cial requirements are set forth in application and licensing information § 90.103. Provisions for the Location and to the notification activity regarding Monitoring Service (LMS) are con- authorized radio stations operating in tained in subpart M of this part. the band. PLC systems in this band op- [60 FR 15252, Mar. 23, 1995] erate on a non-interference basis to radio systems assigned frequencies by § 90.103 Radiolocation Service. the NTIA or licensed by the FCC and (a) Eligibility. The following persons are not protected from interference due are eligible for authorizations in the to these radio operations. Radiolocation Service to operate sta- [62 FR 18874, Apr. 17, 1997] tions to determine distance, direction, speed, or position by means of radio- EDITORIAL NOTE: For FEDERAL REGISTER ci- location devices, for purposes other tations affecting § 90.35, see the List of CFR than navigation: Sections Affected, which appears in the (1) Any person engaged in a commer- Finding Aids section of the printed volume cial, industrial, scientific, educational, and at www.fdsys.gov. or local government activity EFFECTIVE DATE NOTE: At 64 FR 36262, July (2) A corporation or association that 6, 1999, § 90.35 was amended by revising en- will furnish radiolocation service to tries in the table in paragraph (b)(3) and by other persons. adding paragraphs (c)(80) and (c)(81), effec- (3) A corporation that will furnish a tive Aug. 5, 1999. At 64 FR 50467, Sept. 17, nonprofit radio communication service 1999, paragraphs (c)(80), (c)(81), and the fol- to its parent corporation, to another lowing entries in the table in paragraph (b)(3) were stayed: subsidiary of the same parent, or to its 153.035 MHz through 153.4025 MHz, 153.4025 own subsidiary where the party to be MHz through 153.4625 MHz, 153.485 MHz served is regularly engaged in any of through 153.5225 MHz, 153.545 MHz through the eligibility activities set forth in 153.5825 MHz, 153.605 MHz through 153.6425 this paragraph. MHz, 153.665 MHz through 153.6675 MHz, (b) Frequencies available. The fol- 158.145 MHz through 158.1825 MHz, 158.205 lowing table indicates frequencies MHz through 158.2425 MHz, 158.265 MHz available for assignment to stations in through 158.3325 MHz, 158.355 MHz through the Radiolocation Service, together 158.3775 MHz, 158.415 MHz through 158.4375 with the class of station(s) to which MHz, 173.250 MHz, 173.300 MHz, 173.350 MHz, they are normally assigned, and the 451.175 MHz, 451.225 MHz, 451.275 MHz, 451.375 specific assignment limitations, which MHz, 451.425 MHz, 451.475 MHz, 451.525 MHz, 451.550 MHz, 451.575 MHz, 451.600 MHz, 451.625 are explained in paragraph (c) of this MHz, 451.650 MHz, 451.675 MHz, 451.700 MHz, section: 451.750 MHz, 452.325 MHz, 452.375 MHz, 452.425 MHz, 452.475 MHz, 452.775 MHz, 452.825 MHz, RADIOLOCATION SERVICE FREQUENCY TABLE 452.875 MHz, 456.175 MHz, 456.225 MHz, 456.275 Frequency or band Class of station(s) Limitation MHz, 456.375 MHz, 456.425 MHz, 456.475 MHz, 456.525 MHz, 456.550 MHz, 456.575 MHz, 456.600 Kilohertz MHz, 456.625 MHz, 456.650 MHz, 456.675 MHz, 456.700 MHz, 456.750 MHz, 457.325 MHz, 457.375 70 to 90 ...................... Radiolocation land or 1 mobile. MHz, 457.425 MHz, 457.475 MHz, 457.775 MHz, 90 to 110 .................... Radiolocation land ...... 2 457.825 MHz, 457.875 MHz, 462.475 MHz, 462.525 110 to 130 .................. Radiolocation land or 1 MHz, 467.475 MHz, and 467.525 MHz mobile. 1705 to 1715 .............. ......do ......................... 4, 5, 6 1715 to 1750 .............. ......do ......................... 5, 6 Subparts D–E [Reserved] 1750 to 1800 .............. ......do ......................... 5, 6 307 VerDate Sep<11>2014 17:56 Jan 26, 2015 Jkt 232211 PO 00000 Frm 00317 Fmt 8010 Sfmt 8010 C:\USERS\KPAYNE\DESKTOP\232211.XXX 31 § 90.103 47 CFR Ch. I (10–1–14 Edition) RADIOLOCATION SERVICE FREQUENCY TABLE— adjacent frequencies in this or in other Continued countries, frequency assignments in this band may either be unavailable or Frequency or band Class of station(s) Limitation may be subject to certain technical or 1900 to 1950 .............. ......do ......................... 6, 25, 26, operational limitations. Therefore, ap- 27 and 28 plications for frequency assignments in 1950 to 2000 .............. ......do ......................... 6, 25, 27 this band shall include information and 28 3230 to 3400 .............. ......do ......................... 6, 8 concerning the transmitter output Megahertz power, the type and directional charac- teristics of the antenna and the min- 420 to 450 ............... ......do ......................... 21 2450 to 2500 .............. ......do ......................... 9, 22, 23 imum hours of operation (GMT). 2900 to 3100 .............. ......do ......................... 10, 11 (7) [Reserved] 3100 to 3300 .............. ......do ......................... 12 (8) Frequencies in this band may only 3300 to 3500 .............. ......do ......................... 12, 13 3500 to 3650 .............. ......do ......................... 12 be assigned to radiolocation stations 5250 to 5350 .............. ......do ......................... 12 which are also assigned frequencies in 5350 to 5460 .............. ......do ......................... 10, 14 the 1605–1800 kHz band, provided the 5460 to 5470 .............. ......do ......................... 10, 15 5470 to 5600 .............. ......do ......................... 10, 11 use of frequencies in this band is nec- 5600 to 5650 .............. ......do ......................... 10, 16 essary for the proper functioning of the 8500 to 9000 .............. ......do ......................... 12, 17 particular radiolocation system. Oper- 9000 to 9200 .............. ......do ......................... 10, 14 ations in this band are on a secondary 9200 to 9300 .............. ......do ......................... 12 9300 to 9500 .............. ......do ......................... 10, 15, 18 basis to stations operating in accord- 9500 to 10,000 ........... ......do ......................... 12 ance with the Commission’s table of 10,000 to 10,500 ........ ......do ......................... 12, 13, 19 frequency allocations contained in 10,500 to 10,550 ........ ......do ......................... 20, 22, 24 13,400 to 13,750 ........ ......do ......................... 12 § 2.106 of this chapter. 13,750 to 14,000 ........ ......do ......................... 29 (9) This band is allocated to the 15,700 to 17,300 ........ ......do ......................... Radiolocation Service on a secondary 24,050 to 24,250 ........ ......do ......................... 12, 22, 24 33,400 to 36,000 ........ ......do ......................... 12 basis to other fixed or mobile services 78,000–81,000 ............ .....do .......................... 30 and must accept any harmful inter- ference that may be experienced from (c) Explanation of assignment limita- such services or from the industrial, tions appearing in the frequency table scientific, and medical (ISM) equip- of paragraph (b) of this section: ment operating in accordance with (1) This frequency band is shared part 18 of this chapter. In the 2483.5– with and stations operating in this fre- 2500 MHz band, no applications for new quency band in this service are on a or modification to existing stations to secondary basis to stations licensed in increase the number of transmitters the Maritime Mobile Service. will be accepted. Existing licensees as (2) This frequency band is shared of July 25, 1985, or on a subsequent date with and stations operating in this fre- following as a result of submitting an quency band in this service are on a application for license on or before secondary basis to the LORAN Naviga- July 25, 1985, are grandfathered and tion System; all operations are limited their operation is co-primary with the to radiolocation land stations in ac- Radiodetermination Satellite Service. cordance with footnote US104, § 2.106 of (10) Speed measuring devices will not this chapter. be authorized in this band. (3) [Reserved] (11) This frequency band is shared (4) The non-Federal Government with and is on a secondary basis to the radiolocation service in this band is on Maritime Radionavigation Stations a secondary basis to stations in the (part 80) and to the Government Radio- aeronautical radionavigation service location Service. operating on 1708 kHz. (12) This frequency is shared with and (5) Station assignments on fre- is on a secondary basis to the Govern- quencies in this band will be made sub- ment Radiolocation Service. ject to the conditions that the max- (13) Operations in this band are lim- imum output power shall not exceed ited to survey operations using trans- 375 watts and the maximum authorized mitters with a peak power not to ex- bandwidth

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