comdtinst m2400.1f - US Coast Guard Response Boat-Medium

J01 SEARCH AND RESCUE -
(Refer to Chap. 2 for additional SAR
Frequency usage).
J01.01 EMERGENCY - DISTRESS FREQUENCIES
500 CW/MCW - International radiotelegraphy distress and calling.
512 CW - International radiotelegraphy supplementary
calling frequency for ships and reply by
coast stations when 500 kHz is occupied by
distress traffic.
2183.4 (2182) V - International radiotelephony distress and
calling. Units with SSB equipments dial
2183.4 (2182) kHz and use 2K8H3E and/or
2K8J3E emission.
2192.4 (2191) V - International supplementary radio telephony
calling frequency (2K8J3E) in areas of heavy
usage of 2182 kHz.
4126.4 (4125) V - The carrier frequencies 4125 kHz and 6215 kHz
are used to supplement the carrier frequency
of 2182 kHz for distress and safety purposes
and for call and reply. These frequencies
are also used for distress and safety traffic
by radiotelephony. The carrier frequency
4125 kHz may be used by aircraft stations to
communicate with stations of the maritime
mobile service for distress and safety purposes.
8364 CW/MCW International survivor craft stations
frequency for communications relating to SAR
with stations of the Maritime and
Aeronautical services.
121.5 MHz V / EPIRB International aeronautical emergency
frequency for VHF-AM band also EPIRB and ELT
frequency.
156.525 MHz DSC - International Digital Selective Calling (DSC)
channel for Distress, Safety and Calling purposes.
156.8 MHz V - Distress, safety and calling channel for the
(Ch. 16) - Maritime mobile VHF-FM band.
243.0 MHz V / EPIRB - International UHF-AM survival craft frequency
and U.S. Military common emergency channel.
Also EPIRB and ELT frequency.
40.5 MHz V - Military joint common frequency for the
VHF-FM (30-88 MHz) band.
406.025 MHz EPIRB - COPAS-SARSAT satellite EPIRB frequency.
J-2