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Panasonic National RS-460S - Equipments Required

Panasonic National RS-460S
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MULTIPLEX
COIL
AND
SEPARATION
ALIGNMENT
EQUIPMENTS
REQUIRED
Stereo
modulator
.........
Signal
generator
Oscilloscope
Dummy
antenna
VTVM
PROCEDURE
Connect
stereo
modulator
output
to
EXT
Mod.
terminal
of
signal
generator.
aditedes
Modulation
rate
by
19kHz
pilot
signal
......
3~10%
Modulation
rate
by
left
signal
...............06
27%
OUTPUT
EVE]
sssecsskes
en
scSecstae
shes
Sedecaaaa
as
saces
60
dB
FREQUENCY
tisfiwices
sivsstaseedectieadecevensassvorsave
Approx.
98
MHz
Band
selector
to
FM,
dial
setting
to
approx.
98MHz,
tone
contro!
to
HIGH,
Volume
control
should
be
no
higher
than
neccesary
to
obtain
output
reading.
SIGMAL
SOURCE
CONNECTION
EQUIPMENT
CONNECTION
ADJUSTMENT
REMARKS
Adjustment
of
pilot
signal.
Adjustment
of
separation.
Measurement
of
stereo
eye
lighting
level.
98MHz,
30
dB
98
MHz,
60
dB
modulation
by
L
signal.
(Refer
to
fig.
11)
TP104
(Refer
to
fig.
12)
T110
(Refer
to
fig.
12)
VR101
(Refer
to
fig.
12)
*
Set
stereo
(L+R)
modulation
to
Zero.
*
Measure
pilot
signal
only,
and
adjust
for
maximum.
*
Then
change
the
modulation
by
R
signal
only,
and
adjust
semi-fixed
variable
resistor
VR101
so
that
L-CH
output
becomes
minimum.
*
Likewise
modulate
by
L
signal
only,
and
adjust
VR1O1
so
that
R-CH
output
becomes
minimum.
*
Adjust output
of
signal
generator,
and
make
sure
that
stereo
eye
lights
at
less
than
34
aB.
ers
J
Signal
generator
Hl
Oscilloscope
AUDIO
DEARTH
it)
RADIO
CIRCUIT
BOARD
Recommended
equipment
connection
for
separation
alignment.
Fig.
11

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