47 C.F.R. § 80.374

Current through September 30, 2024
Section 80.374 - Provisions for frequencies in the 4000-4063 and the 8100-8195 kHz bands shared with the fixed service

Coast station assignments in the 4000-4063 kHz band deviate from international provisions. Coast station assignments in the 4000-4063 kHz band are permitted provided that such stations must not cause interference to, and must accept interference from, stations operated by other countries in accordance with the Radio Regulations.

(a)Frequencies in the 4000-4063 kHz band.
(1) The frequencies in the 4000-4063 kHz bands are available to ship and public coast stations for:
(i) Supplementary ship-to-shore duplex operations with coast stations assigned the frequencies described in § 80.371(b) of this part;
(ii) Intership simplex operations and cross-band operations;
(iii) Ship-to-shore or shore-to-ship simplex operations; or
(iv) Duplex operations with coast stations assigned in the band 4438-4650 kHz, as described in § 80.373(d) of this part.
(2) The following table describes the channelization of carrier frequencies in the 4000-4063 kHz band.

Carrier Frequencies (kHz)

4000401540304045
4003401840334048
4006402140364051
4009402440394054
4012402740424057

(b)Frequencies in the 8100-8195 kHz band.
(1) The frequencies in the 8100-8195 kHz bands are available to ship and public coast stations for:
(i) Supplementary ship-to-shore duplex operations with coast stations assigned the frequencies described in § 80.371(b) of this part;
(ii) Intership simplex operations and cross-band operations; or
(iii) Ship-to-shore or shore-to-ship simplex operations.
(2) The following table describes the channelization of carrier frequencies in the 8100-8195 kHz band.

Carrier Frequencies (kHz)

810181378167
810481408170
810781438173
811081468176
811681498179
811981528182
812281558185
812581588188
813181618191
81348164

47 C.F.R. §80.374

56 FR 9896, Mar. 8, 1991, as amended at 65 FR 77826, Dec. 13, 2000; 68 FR 46970, Aug. 7, 2003