KS-FX483R,KS-FX480R,KS-FX43R
1-12 (No.49812)
SECTION 3
Adjustment method
AM mode
999kHz/62dB, INT/400Hz,30%
modulation signal on recieving.
FM mono mode
97.9MHz/66dB, INT/400Hz,
22.5kHz
deviation pilot off mono
FM stereo mode
1kHz, 67.5kHz dev.pilot 7.5kHz dev
Output level
0dB(1 V,50 /open terminal)
Band
Test instruments reqired for adjustment
Standard volume position
Measuring conditions(Amplifier section)
Frequency band
1. Digital oscilloscoe(100MHz)
2. Frequency counter meter
3. Electric voltmeter
4. Wow & flutter meter
5. Test tapes
6. Torque gauge...................Cassette type for CTG-N
(Mechanism adjustment)
VT724.......................for DOLBY level measurement
VT739............For playback frequency measurement
VT712....For wow flutter & tape speed measurement
VT703.....................For head azimuth measurement
Balance and Bass, Treble volume, Fader
:Center(Indication"0")
Loudness, Dolby NR, Sound, Cruise: Off
Volume position is about 2V at speaker output with
following conditions, Playback the test tape VT721.
Power supply voltage.............. DC14.4V(11V - 16V allowance)
Load impedance............ 4 (4 to 8 allowance)
Line out level/Impedance..............1.0V/20k load (250 nWb/m)
FM: 87.5 MHz to 108.0 MHz
AM : (MW) 522 kHz to 1620 kHz
(LW) 144 kHz to 279 kHz
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