Specifications

TM 11-5820-670-30
2-17. TRANSMlTTER AUTOMATIC FREQUENCY SELECTION AND CHANNEL CHANGING TONE TEST.
PURPOSE
This test checks the rt’s ability to tune to a selected frequency automatically in a specified period of
time. This test also checks the 800 Hz tone generated when the rt is transmitting.
TEST EQUIPMENT AND MATERIALS
Maintenance Kit MK-1035/ARC-131
Power Supply PP-2953/U
Stopwatch
All cables are part of MK-1035/ARC
Connect equipment as shown in test setup diagram. Turn on all equipment and allow at least 5 minutes
for warmup.
EL1AT152
INITIAL EQUIPMENT CONTROL SETTINGS
Set equipment controls as indicated in the following table.
CONTROL AND SWITCH SETTINGS
EQUIPMENT
CONTROL OR SWITCH
POSITION/SETTING
TS-2575/ARC-131
MODE SWITCH
T/R
SQUELCH
DIS
FREQ sel
30.00 MHz
VOL Maximum (clockwise)
2-34