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TUNER SECTION
[AM]
BAND: AM
Signal generator
AM RF signal
generator
30% amplitude modulation by 400Hz
signal.
Output level : as low as possible
[FM]
BAND : FM
Signal generator
FM RF signal
generator
75kHz(100%) amplitude modulation
by 1kHz signal.
Output level: as low as possible
set
J302 (phones)
0 dB = 1 µV
Put the lead-wire
antenna close to
the set.
0.01 µ F
antenna terminal
level meter
16 Ω
•
Repeat the procedures in each adjustment several times for the
maximum level meter indication.
•
The frequency coverage and tracking adjustments should be
finally done by the trimmer capacitors.
Adjust for a maximum reading on level meter.
T1
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L1
CT1
AM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L4
CT4
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L2
CT2
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L3
CT3
Adjustment Location: Main board (See page 8)
— 7 —
AM IF ADJUSTMENT
455kHz
620kHz(800kHz)
1,400kHz(1,300kHz)
505kHz(516.5kHz)
1,750kHz(1,631.5kHz)
86.0MHz[64MHz]
109.5MHz
86.0MHz[64MHz]
109.5MHz
(
) :E, Mexican, East European, AEP
[
] : East European
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