Subpart F—Radiolocation Service Frequency Or Band Class of Station(S) Limitation

§ 90.101 47 CFR Ch. I (10–1–16 Edition)

Subparts D–E [Reserved] RADIOLOCATION SERVICE FREQUENCY TABLE— Continued

Subpart F—Radiolocation Service Frequency or band Class of station(s) Limitation

§ 90.101 Scope. 1705 to 1715 ...... do ...... 4, 5, 6 1715 to 1750 ...... do ...... 5, 6 The Radiolocation Service accommo- 1750 to 1800 ...... do ...... 5, 6 dates the use of radio methods for de- 3230 to 3400 ...... do ...... 6, 8 termination of direction, distance, Megahertz speed, or position for purposes other 420 to 450 ...... do ...... 21 than navigation. Rules as to eligibility 2450 to 2500 ...... do ...... 9, 22, 23 for licensing, permissible communica- 2900 to 3100 ...... do ...... 10, 11 3100 to 3300 ...... do ...... 12 tions, frequency available, and any spe- 3300 to 3500 ...... do ...... 12, 13 cial requirements are set forth in 3500 to 3550 ...... do ...... 12 § 90.103. Provisions for the Location and 3550 to 3650 ...... do ...... 30 Monitoring Service (LMS) are con- 5250 to 5350 ...... do ...... 12 5350 to 5460 ...... do ...... 10, 14 tained in subpart M of this part. 5460 to 5470 ...... do ...... 10, 15 5470 to 5600 ...... do ...... 10, 11 [60 FR 15252, Mar. 23, 1995] 5600 to 5650 ...... do ...... 10, 16 8500 to 9000 ...... do ...... 12, 17 § 90.103 Radiolocation Service. 9000 to 9200 ...... do ...... 10, 14 9200 to 9300 ...... do ...... 12 (a) Eligibility. The following persons 9300 to 9500 ...... do ...... 10, 15, 18 are eligible for authorizations in the 9500 to 10,000 ...... do ...... 12 Radiolocation Service to operate sta- 10,000 to 10,500 ...... do ...... 12, 13, 19 tions to determine distance, direction, 10,500 to 10,550 ...... do ...... 20, 22, 24 13,400 to 13,750 ...... do ...... 12 speed, or position by means of radio- 13,750 to 14,000 ...... do ...... 29 location devices, for purposes other 15,700 to 17,300 ...... do ...... than navigation: 24,050 to 24,250 ...... do ...... 12, 22, 24 33,400 to 36,000 ...... do ...... 12 (1) Any person engaged in a commer- 78,000–81,000 ...... do ...... 30 cial, industrial, scientific, educational, or local government activity (c) Explanation of assignment limita- (2) A corporation or association that tions appearing in the frequency table will furnish radiolocation service to of paragraph (b) of this section: other persons. (1) This frequency band is shared (3) A corporation that will furnish a with and stations operating in this fre- nonprofit radio communication service quency band in this service are on a to its parent corporation, to another secondary basis to stations licensed in subsidiary of the same parent, or to its the Maritime Mobile Service. own subsidiary where the party to be (2) This frequency band is shared served is regularly engaged in any of with and stations operating in this fre- the eligibility activities set forth in quency band in this service are on a this paragraph. secondary basis to the LORAN Naviga- (b) Frequencies available. The fol- tion System; all operations are limited lowing table indicates frequencies to radiolocation land stations in ac- available for assignment to stations in cordance with footnote US104, § 2.106 of the Radiolocation Service, together this chapter. with the class of station(s) to which (3) [Reserved] they are normally assigned, and the (4) The non-Federal Government specific assignment limitations, which radiolocation service in this band is on are explained in paragraph (c) of this a secondary basis to stations in the section: aeronautical radionavigation service operating on 1708 kHz. RADIOLOCATION SERVICE FREQUENCY TABLE (5) Station assignments on fre- Frequency or band Class of station(s) Limitation quencies in this band will be made subject to the conditions that the max- Kilohertz imum output power shall not exceed 70 to 90 ...... Radiolocation land or 1 375 watts and the maximum authorized mobile. bandwidth shall not exceed 2 kHz. 90 to 110 ...... Radiolocation land ...... 2 110 to 130 ...... Radiolocation land or 1 (6) Because of the operation of sta- mobile. tions having priority on the same or

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adjacent frequencies in this or in other Aeronautical Radionavigation Service countries, frequency assignments in (part 87) and to the Government Radio- this band may either be unavailable or location Service. may be subject to certain technical or (15) The non-Government Radio- operational limitations. Therefore, ap- location Service in this band is sec- plications for frequency assignments in ondary to the Maritime Radio- this band shall include information navigation Stations (part 80), the Aero- concerning the transmitter output nautical Radionavigation Service (part power, the type and directional charac- 87) and the Government Radiolocation teristics of the antenna and the min- Service. imum hours of operation (GMT). (16) This frequency band is shared (7) [Reserved] with and is on a secondary basis to the (8) Frequencies in this band may only Maritime Radionavigation Stations be assigned to radiolocation stations (part 80) and the Government Meteoro- which are also assigned frequencies in logical Aids Service. the 1605–1800 kHz band, provided the (17) Operation in this frequency band use of frequencies in this band is nec- is on a secondary basis to airborne essary for the proper functioning of the Doppler radars at 8800 MHz. particular radiolocation system. Oper- (18) Radiolocation installations will ations in this band are on a secondary be coordinated with the Government basis to stations operating in accord- Meteorological Aids Service, and inso- ance with the Commission’s table of far as practicable, will be adjusted to frequency allocations contained in meet the needs of that service. § 2.106 of this chapter. (19) Operations in this band are on a (9) This band is allocated to the secondary basis to the Amateur Radio Radiolocation Service on a secondary Service (part 97). Pulsed emissions are basis to other fixed or mobile services prohibited. and must accept any harmful inter- (20) This band is restricted to radio- ference that may be experienced from location systems using type N0N emis- such services or from the industrial, sion with a power not to exceed 40 scientific, and medical (ISM) equip- watts into the antenna. ment operating in accordance with (21) Non-Government radiolocation part 18 of this chapter. In the 2483.5– stations in the band are secondary to 2500 MHz band, no applications for new the Government Radiolocation Service, or modification to existing stations to the Amateur Radio Service and the increase the number of transmitters Amateur-Satellite Service. Pulse-rang- will be accepted. Existing licensees as ing radiolocation stations in this band of July 25, 1985, or on a subsequent date may be authorized along the shorelines following as a result of submitting an of Alaska and the contiguous 48 states. application for license on or before Radiolocation stations using spread July 25, 1985, are grandfathered and spectrum techniques may be author- their operation is co-primary with the ized in the band 420–435 MHz for oper- Radiodetermination Satellite Service. ation within the contiguous 48 states (10) Speed measuring devices will not and Alaska. Also, stations using spread be authorized in this band. spectrum techniques shall be limited (11) This frequency band is shared to a maximum output power of 50 with and is on a secondary basis to the watts, shall be subject to the applica- Maritime Radionavigation Stations ble technical standards in § 90.209 until (part 80) and to the Government Radio- such time as more definitive standards location Service. are adopted by the Commission and (12) This frequency is shared with and shall identify in accordance with is on a secondary basis to the Govern- § 90.425(c)(2). Authorizations will be ment Radiolocation Service. granted on a case-by-case basis; how- (13) Operations in this band are lim- ever, operations proposed to be located ited to survey operations using trans- within the zones set forth in footnote mitters with a peak power not to ex- US269, § 2.106 of this chapter should not ceed 5 watts into the antenna. expect to be accommodated. (14) This frequency band is shared (22) For frequencies 2455 MHz, 10,525 with and is on a secondary basis to the MHz, and 24,125 MHz, only

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unmodulated, continuous wave (NON) Fixed Satellite Service (part 25), and emission shall be employed. The fre- the Citizens Broadband Radio Service quency 24.10 GHz, and frequencies in (part 96). No new licenses for Non-Fed- the 24.20–24.25 GHz band may use NON eral Radiolocation Services in this emission along with an ancillary FM band will be issued after July 23, 2015. digital emission. The frequency 24.10 (d) Other additional frequencies avail- GHz will be used for the purpose of able. Radiolocation stations in this alerting motorists of hazardous driving service may be authorized, on request, conditions and the presence of emer- to use frequencies allocated exclusively gency vehicles. Equipment operating to Federal Government stations, in on 24.10 GHz must keep the deviation of those instances where the Commission the FM digital signal within ±5 MHz. finds, after consultation with the ap- Equipment operating on this frequency propriate Government agency or agen- must have a frequency stability of at cies, that such assignment is necessary least 2000 ppm and is exempt from the or required for coordination with Gov- requirements of §§ 90.403(c), 90.403(f), ernment activities. and 90.429 of this part. (23) Devices designed to operate as [43 FR 54791, Nov. 22, 1978] field disturbance sensors on fre- EDITORIAL NOTE: For FEDERAL REGISTER ci- quencies between 2450 and 2500 MHz tations affecting § 90.103, see the List of CFR with a field strength equal to or less Sections Affected, which appears in the than 50,000 microvolts per meter at 30 Finding Aids section of the printed volume meters, on a fundamental frequency, and at www.fdsys.gov. will not be licensed or certificated for use under this part. Such equipment Subpart G—Applications and must comply with the requirements for Authorizations field disturbance sensors as set forth in part 15 of this chapter. § 90.111 Scope. (24) Devices designed to operate as This subpart supplements title 47, field disturbance sensors on fre- chapter 1, subpart F of the Code of Fed- quencies between 10,500 and 10,550 MHz eral Regulations which establishes the and between 24,050 and 24,250 MHz, with requirements and conditions under field strength equal to or less than which commercial and private radio 250,000 microvolts per meter at 30 me- stations may be licensed and used in ters, on the fundamental frequency, the Wireless Telecommunications will not be licensed or certificated for Services. The provisions of this subpart use under this part. Such equipment contain additional pertinent informa- must comply with the requirements for tion for current and prospective licens- field disturbance sensors as set forth in ees specific to the services governed by part 15 of this chapter. this part 90. (25)–(28) [Reserved (29) This frequency band is shared [63 FR 68963, Dec. 14, 1998] with and is on secondary basis to the Fixed-Satellite Service and to the Gov- § 90.115 Foreign government and alien eligibility. ernment’s Radiolocation, Space Re- search and Earth Exploration-Satellite (a) No station authorization in the Services. After January 1, 2000, the radio services governed by this part Government’s Space Research and shall be granted to or held by a foreign Earth Exploration-Satellite Services government or its representative. shall operate on a co-equal secondary (b) No station authorization in the basis with the non-Government Radio- radio services governed by this part location Service, except that grand- shall be granted to or held by an entity fathered space stations in the Tracking providing or seeking to provide com- and Data Relay Satellite System shall mercial mobile radio services (except continue to be protected from harmful such entities meeting the requirements interference. of § 20.9(c) of this chapter) if such enti- (30) This frequency band is shared ty is: with and is on a secondary basis to the (1) An alien or the representative of Government Radiolocation Service, the any alien;

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