(No.MB284)1-27
SECTION 4
ADJUSTMENT
4.1 Measurement Instruments Required for Adjustment
(1) AM signal generator
(2) FM signal generator
(3) Intermadiate frequency sweep generator
(4) FM stereo signal generator
(5) Low-frequency oscillator
(oscillation frequency 50Hz-20kHz, 0dB output with 600 Ω impedance)
(6) Attenuator (600 Ω impedance)
(7) Electrinic voltmeter
(8) Distortion meter
(9) Wow & Flutter meter
(10) Frequency counter meter
(11) Test tape
VT712 : for Tape speed and wow flutter
VT724 : for reference level
VT703L : for head azimuth adjustment
Blank tape for recording
4.2 Measurement conditons
Radio section
FM 1 kHz, 22.5 kHz deviation
FM STEREO : 1 kHz, 67.5 kHz deviation pilot signal 7.5 kHz
AM : 1 kHz, 30 % modulation
Reference output :Headphone output (0.15V) 32 Ω
Speaker output 1W (2.5V) 6 Ω
Cassette amp section : 1 kHz
Reference output :Headphone output (0.15V) 32 Ω
Speaker output 1 W (2.5V) 6 Ω
Standard mode of function knob:Press TAPE knob of select TAPE mode
CD section
CD test disc : CTS-1000
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