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 TM 11-6625-2975-40
2-23.
RF OUTPUT FREQUENCY ALINEMENT. (CONT)
Turn equipment on. Allow at least 30 minutes for warmup.
PROCEDURE
1.
Enter frequency 108.00 MHz into test set.
2.
Remove all modulation by extinguishing all lit TONE SELECT keys.
3.
Set test set RF LEVEL at -6 dBmW.
EL9LY024
4.
Adjust TCXO ADJUST (1), located on A3/A4 assemblies top bracket (2), until frequency
counter indicates 108.000 MHz 54 Hz.
RF OUTPUT LEVEL ALINEMENT.
TEST EQUIPMENT REQUIRED: Power Meter HP 435A with thermistor mount 478A
RF Cable RG-58/U
EQUIPMENT SETUP: Connect test set to 115 vac power source.
Connect power meter/sensor to test set as indicated in the following diagram.
EL9LYO13
Turn equipment on. Allow at least 30 minutes for warmup.
PROCEDURE
1. Enter frequency 75.00 MHz into test set.
2. Set test set RF LEVEL to -6 dBmW.
3. Remove modulation by extinguishing all TONE SELECT keys.
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