– 17 –
FM RF signal
generator
antenna
terminal
set
level meter
10 k
Ω
LINE OUT REAR
0.01
µ
F
FM RF signal
generator
antenna
terminal
set
level meter
10 k
Ω
LINE OUT REAR
0.01
µ
F
FM Stereo Separation Adjustment (WIDE)
Setting :
SOURCE button : FM1
Carrier frequency : 97.9 MHz
Output level
: 70 dB (3.2 mV)
Mode
: stereo
Modulation
: main : 1 kHz, 33.75 kHz deviation (45%)
sub
: 1 kHz, 33.75 kHz deviation (45%)
19 kHz pilot : 7.5 kHz deviation (10%)
FM stereo
Level meter
Level meter
signal generator
connection
reading (dB)
output channel
L-CH
L-CH
A
B
R-CH
L-CH
Adjust RV3 on TU601
for minimum reading.
R-CH
R-CH
C
D
L-CH
R-CH
Adjust RV3 on TU601
for minimum reading.
L-CH stereo separation :
A
–
B
R-CH stereo separation :
C
–
D
The separations of both channels should be equal.
Specification : Separation more than 24 dB
Adjustment Location : See page 18.
Procedure :
FM Stereo Separation Adjustment (NARROW)
Setting :
SOURCE button : FM1
Carrier frequency : 97.9 MHz
Output level
: 70 dB (3.2 mV)
Mode
: stereo
Modulation
: main : 1 kHz, 33.75 kHz deviation (45%)
sub
: 1 kHz, 33.75 kHz deviation (45%)
19 kHz pilot : 7.5 kHz deviation (10%)
FM stereo
Level meter
Level meter
signal generator
connection
reading (dB)
output channel
L-CH
L-CH
A
B
R-CH
L-CH
Adjust RV4 on TU601
for minimum reading.
R-CH
R-CH
C
D
L-CH
R-CH
Adjust RV4 on TU601
for minimum reading.
L-CH stereo separation :
A
–
B
R-CH stereo separation :
C
–
D
The separations of both channels should be equal.
Specification : Separation more than 18 dB
Adjustment Location : See page 18.
Procedure :
1. Push the SHIFT button.
2. Push the 4 button three times.
3. Push the 5 button twice and set to NARROW mode.
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