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KV-25DXR
RM-727/APM-X3U
3-7. CIRCUIT ADJUSTMENTS
3-7-1. D Board Adjustment
oscilloscope
[5]
+
!AFC PULSE ADJUSTMENT!
1. Input a monoscope signal.
2.
Connect the oscilloscope to
D-6
connector pin
®·
3.
Adjust
RV505
so that AFC pulse width is
12
±0.2µsec.
3-7-2. V Board Adjustment
½
pulse height value
:
I
712±0.2~sect4-
digital multi-meter
-22-
D
+
21.5MHz FREE RUN OSCILLATION FREQUENCY
ADJUSTMENT
1. Input a monoscope signal.
2.
Adjust
L4201
so that
04201
collector voltage is
2.5VDC.
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