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LO Gets Kit0)
Checks
1)
2)
Check the waveform at pin 3 of IC602 on the IF amplifier board.
The conditions at this time are:
Radar in the transmit mode
GAIN control clockwise as far as it will go
10 usec
|
100 usec
|
| TX Trigger
Cc (CN603 3pin)
Fig. 67
Possible Causes
°
Improper connection of VR202 control and of VR154 on preset board
fo)
Failure of tuning circuit (IC604, Q611) on IF amplifier board
fe)
MIC faijlure
Checks
is supplied to pin 4 of the MIC.
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