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11-5820-401-34-0967-LP-432-3060
3-9. RECEIVER AUDIO RESPONSE TEST (X=MODE). (CONT)
CONTROL AND SWITCH SETTINGS (CONT)
POSITION/SETTING
CONTROL OR SWITCH
EQUIPMENT
OPERATE
OPERATE/OFF/STAND BY
AN/URM-103
BAND SWITCH
RF TUNING
64.00
10
DEVIATION RANGE KHZ
FUNCTION
EXT MOD
Adjust for 8-kHz meter indication
DEVIATION
RF SET TO LINE
To red line
LO, 0-10 KUV
RF OUTPUT
LO RF UV
20 v
BAND
R-442/VRC
MC-TUNE-KC
30.00
SQUELCH
OLD OFF
LIGHT
ON
Fully counterclockwise
VOLUME
POWER
ON
RANGE selector switch
ME-30(*)/U
3V
ON
AUX POWER
MK-1978/VRC
MUTED
AUDIO
KEY
RCVE
AUX RCVR
CIPHER
ON
SQUELCH
TEST PROCEDURE
1. Adjust AN/URM-103 RF TUNING control for 64.00-MHz display on AN/USM-207.
NOTE
To produce a display on the AN/USM-207, the AN/URM-103 rf level must be increased
by turning the LO RF UV control clockwise. When the display appears, readjust the
AN/URM-103 RF TUNING control until the AN/USM-207 indicates 64.00 MHz, and reset
the LO RF UV control to 20 v.
2. Disconnect T-connector from AN/USM-207.
Audio Response Test (X-Mode) at 1 kHz
3. Set AN/USM-207 controls to the following positions.
3-27
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