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UHF TRANSCEIVER (AN/ARC-164, HAVE QUICK II). | Up
TM-1-1510-223-10 Army RC-12 Aircraft Manual | Next
VHF COMMUNICATIONS TRANSCEIVERS (VHF-22B). |
TM 1-1510-223-10
Figure 3-3. UHF Transceiver
(8)
MEMORY indicator. Displays the operating
frequency when READ switch is depressed.
(9)
Hundredths digit frequency selector knob
and indicator. Selects hundredths digit of frequency (0
through 9).
(10) READ switch. When depressed, MEMORY
indicator will display operating frequency.
(11) Squelch switch. The squelch switch,
placarded ON - SQ - OFF, enables and disables squelch
circuits of the main receiver.
(12) Mode selector switch. Selects mode of
frequency selection.
(a)
GD.
The
main
receiver
and
transmitter are automatically tuned to the guard
frequency, and the guard receiver is disabled
(b)
PRE. Frequency is selected using the
preset channel selector switch. Also used when
programming the preset channels.
(c)
MAN.
Frequency
is
manually
selected using the frequency selector switches.
(13) Volume control. Adjusts audio output
volume to headsets.
(14) Function selector switch. Selects operating
mode.
(a)
OFF. Shuts down equipment
(b)
MAIN. Enables main receiver and
main transmitter.
(c)
BOTH. Enables main receiver, main
transmitter, and guard receiver.
(d)
ADF. Not used in this installation
(15) TONE switch. Transmits time of day
(MOD), followed by a 1020 Hz tone on the selected
frequency. When used in conjunction with the T-2-3-A
switch, starts the TOD clock When not in the AJ mode,
operates as a tone transmission switch only.
c.
Standby Operation. Normal operation using the
aircraft survivability equipment/ avionics control system
(ASE/ACS) is described in chapter 4.
(1)
Turn on procedure:
1.
AVIONICS
MASTER
POWER
switch
(overhead control panel, fig. 2-13) - ON.
3-6
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