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FM THD Adjustment
SSG FREQ.
Adjustment
point
FM DETECTOR COIL
(FD)
60 dB
Output
Minumum Distortion (0.4% below)
(Figure 1-2)
FM Search Level Adjustment
SSG FREQ.
Adjustment
BEACON
point
SENSITIVITY
(SVR3)
SEMI-VR(20K )
Output
28 dB(
Adjust SVR1 so that "TUNED" of FL T
is lighted (Figure 1-3)
*Adjust FM S.S.G level to 28dB
AM(MW) I.F Adjustment
SSG FREQ.
Frequency
Adjustment
point
Maximum output (Figure 1-4)
Notes: This set is a non-adjusted set fundamentally. It is adjusted when the tuner pack is exchanged.
98 MHz
98 MHz
dB)
450 kHz
522 kHz
AA
FM
Output
Output
Output
Output
Antenna
GND
GND
GND
GND
Terminal
Te
T
FM S.S.G
Speaker
T
Te
Terminal
Figure1-2 IF CENTER and THD Adjustment
28 dB
GND
GND
GND
GND
FM S.S.G
Figure1-3 FM Auto Search Level Adjustment
60cm
OUTPUT
AM SSG
450KHZ
INPUT
Figure1-4 AM I.F Adjustment
SET
SET
SET
SET
Oscilloscope
Input
output
output
output
output
Input
Input
Input
Input
Distortion Meter
FM Antenna
SET
FM IN
20 k
AM IF
AM ANT
IN
Speaker Terminal
OUTPUT
VTVM
Oscilloscope
TH-A5R
1-15
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