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SW OSC Voltage Adjustment
(GR8: Tourist only)
Setting:
Band: SW
Procedure:
1. Connect digital Voltmeter to diode D1 center lead and ground.
2. Adjust for a following value reading on digital voltmeter.
frequency
part
digital
Adjustment
Reading on
voltmeter
5.95 MHz
T2
1.2 ± 0.1 V
SW
17.9 MHz
CV2
8.5 ± 0.2 V
SW Tracking Adjustment
(GR8: Tourist only)
Setting:
Band: SW
Procedure:
Adjust for maximum reading on level meter.
•
Repeat the procedures is each adjustment several times, and the
frequency coverage and tracking adjustment should be finally
done by the trimmer capacitors.
Set frequency
part
Adjustment
7 MHz
T1
SW
17 MHz
CV1
Adjustment Location:
[TCB BOARD] (Component Side)
RV41
D1, CV2, T2
SW OSC Voltage
Adjustment
CV1, T1
SW Tracking
Adjustment
RV42
IC41
TM1
T2
T1
D1
CV2 CV1
30% amplitude
modulation by
400Hz signal
AM ANTENNA terminal
SPEAKER terminal
set
AM RF SSG
level meter
Содержание HCD-GR8
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