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 TM 55-1905-223-10
8
Radio transmitter (96). The Radio Transmitter (T-1527/URC) serves as a driver for the AM-
7387/URC HF power amplifier (99).
9
Communications modem (97). The Communication Modem (MD-1255/URC) is a one or two channel
modulator, or a one or two channel demodulator.
10
Telegraph terminal (98). The Telegraph Terminal (AN/SGC-14) provides direct printing telegraph
service over HF radio in the Marine Mobile Service (MMS).
11
Radio frequency amplifier (99). The Radio Frequency Amplifier (AM-7387/URC) is used with the
AN/URC-92 radio set (96) to boost the output power.
12
Power supply (100). The Power Supply (PP-8236/URC) for the AM-7387/URC HF power amplifier
(99).
13
Safe (101). Combination safe for classified documents.
14
Teletype (102). Communications Terminal (AN/UGC-74B(V)3) is a terminal for teletype traffic.
15
Radio set (103). The Radio set (AN/URC-92) is used for voice counication.
mm
16
Receiver/transmitter (104). The Identification Friend or Foe (IFF) transponder (AN/APX-72) operates
with other IFF equipment.
(g) Pilothouse communications area looking forward. Sheet 7 of FIGURE 1-9 shows the forward bulkhead
of the communications area.
1
EP 103 (105). Emergency power distribution for communications and electronic equipment.
2
L105 (106). Lighting panel for the wheelhouse.
3
Transformer (107). Isolation transformer for the 1 kW amplifier.
4
Ship's whistle power upply (108). Electrical power supply for the ship's horn.
s
5
Fog signal controller (109). Electrical control (24 Vdc) for the fog signal.
6
Signal timer (110). Electrical timer for the fog signal.
(h) Pilothouse communications area looking starboard.
Sheet 8, FIGURE 1-9 shows the starboard
bulkhead of the communications area.
1
EL102-(111). Emergency lighting panel for emergency lighting and required electronic equipment.
2
Type D-33A (112). 24V AC for the secure communication equipment rack.
3
Radio holder (113). Holder for recharging AN/PRC-129 radios.
1-33
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