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AM SECTION
AM Tuned Level Adjustment
Setting:
AM RF SSG
30% amplitude
modulation by
400 Hz signal
Carrier frequency : 216kHz
Modulation : AUDIO 400Hz, 30% modulation
Procedure:
1. Set AM RF signal generator so that the AM antenna input level
becomes 74dBµ/m.
2. Adjust the position of RV201 so that " TUNED" lights.
Adjustment Location
[MAIN BOARD] — Component Side —
CN702
11
1
14
1
CN704
15
IFT202, 203
FM Discriminator
16
loop antenna
60 cm
Field strength dB (µV/m) =SSG output level dB (µV/m) –26 dB.
CN701
1
RV201
AM Tuned Level
TP201
IFT202
(NULL)
IFT203
(THD)
RV202
FM Signal Level
RV203
FM Stereo/Tuned Level
loop antenna
(Supplied accessories)
set
AM antenna
terminal (TM1)
RV301
Stereo
Separation
FE202
FE101
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