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|  TM 11-5820-401-34-3/0967-LP-432-3060
RECEIVER SENSITIVITY TEST. (CONT)
3-3.
CONTROL AND SWITCH SETTINGS (CONT)
POSITION/SETTING
CONTROL OR SWITCH
EQUIPMENT
OPERATE/OFF/STAND BY
OPERATE
AN/URM-l03
BAND SWITCH
RF TUNING
30.00
10
DEVIATION RANGE KHZ
FUNCTION
1000 Hz
Adjust for 8-kHz meter indication
DEVIATION
To red line
RF SET TO LINE
LO, 0-10 KUV
RF OUTPUT
0.5/
LO RF UV
R-442/VRC
BAND
30.00
MC-TUNE-KC
OLD OFF
SQUELCH
ON
LIGHT
Fully counterclockwise
VOLUME
ON
POWER
ON
AUX POWER
MK-1978/VRC
MUTED
AUDIO
RCVE
X-MODE (RT)
NORMAL
RT
NORMAL
AUX RCVR
ON
SQUELCH
X10
RANGE
TS-723(*)U
MIN
AF INPUT
AF
AF-RF
100
METER
FUNCTION
30 v
R.M.S. VOLTS/DB
TEST PROCEDURE
Sensitivity Test at 30.00 MHz
1. Connect TS-723(*)/U METER lead C to MK-1978/VRC SPKR jack; connect lead D to GND
jack. (See test setup diagram
2. Adjust AN/URM-103 RF TUNING control for 30.00-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 30.00 MHz, and reset
the LO RF UV control to 0.5 .
3-6
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