international distress frequency (500 kHz) and the
survival craft communication frequency (8363 kHz).
No receiving equipment is included.
The AN/PRC-70 is a multimode (FM, CW, FSK,
SSB, AM) manpack radio set operating in the 2.0-to
75.9999-MHz frequency range.
The AN/PRC-77, shown in figure 2-22, is an FM,
short-range, 920 channel vhf radio operating in the 30-
to 75.95-MHz frequency range. Figure 2-22 (view A)
shows the pack frame, the handset, and accessory
pouch. View B shows the transmitter-receiver. When
not in use, the equipment is stored in a special
The AN/PRC-96 portable transceiver, shown in
figure 2-23, is dual-channeled, battery-powered, and
provides homing and two-way voice communications
between liferafts and searching ships and aircraft, on
the 121.5 and 243 MHz guard channels.
The AN/PRC-104, shown in figure 2-24, is a
lightweight radio transceiver that operates in the hf
band and can be tuned from 2.0 to 29.9999 MHz. It
operates in the ssb (usb or lsb) modes for voice
communications, CW for Morse code, and FSK for
Figure 2-22.Radio Set AN/PRC-77.
Figure 2-23.Transceiver AN/PRC-96.