Circuit Adjustment - Sharp GF-320A Service Manual

AM IF/RF ADJUSTMENT
AM
POSITION
SIGNAL
GENERATOR
DIAL
TEST
STEP STAGE
S E T T I N G MENT
1 IF 455 kHz High
frequency
510 kliz
2 Lowest
Band frequency
3 1,650 Highest
frequency
Repeat steps 2 and 3 until no further improvement can
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REMARKS
Adjust for
best "IF"
Adjust for
maximal
TC8 output.
Figure 6- 4 ADJUSTMENT POINTS
T e s t AM
.
Figure 6- 1 AM IF
455 kHz
Figure 6- 2 AM IF CURVE
Test
Signal
Bar Antenna
Loop
Generator
Figure 6-3 AM RF