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& FM Stereo Alignment
Sede
Ate
Ane
Center
Connect frequency counter to TP301
and TP202
:
'
Adjust VR301
for 19 + 0.02 kHz on frequency
at 98 MHz, 30% modulation 60 dB input.
weg
counter reading.
SEPARATION ALIGNMENT
3. Tuner (Balance Control):
Adjust balance control so that output level from both channels becomes equal.
EQUIPMENT CONNECTION
SIGNAL GENERATOR
VTVM
oscitioscope | *PYUST
REMAnIS
Connect to EXT. FM
SURE
eae meng
;
Adjust VR302 for minimum indication of VTVM from
Connect across
Connect vertical
VR302
the left side output when the right side of stereo
modulator is modulated.
amp. input of
A
(oa
scope to terminals
oon
eo
Adjust VR302 in the same way for the right side.
Receiver
p:
of VTVM.
Adjust for best balance between "L to R" and
"R to L" separation.
FM DUMMY ANTENNA
Note:
When aligning separation, disconnect frequency counter.
FM OSC Coil
L102
FM OSC
Trimmer
CT102
AM
OSC
Trimmer
CT202
pan
CT101
VR302
SE-2519/C
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