JVC 4VN-990

Repair

Japan 1974

Final section
Power: 4 x 35 Wrms 8 Ohms
Power: 2 x 88 Wrms 8 Ohms
Total harmonic distortion 0.5%
Intermodulation distortion 0.8%
Frequency response ± 1 dB 10 Hz - 50 kHz
Input sensitivity 700 mV / 50 kOhms

Section pre
Total harmonic distortion 0.3%
Frequency response ± 1 dB 10 Hz - 50 kHz
Phono signal to noise ratio 65 dB
Line noise signal ratio 75 dB
Phono input sensitivity 2.5 mV
Line input sensitivity 150 mV
Tone Controls ± 12 dB 40, 250, 1k, 5k, 15kHz
Loudness +12 db a 50 Hz, +6 dB a 10 kHz
Bass filter -3 dB at 50 Hz 12 dB / oct
Bass filter -3 dB at 7 kHz 12 dB / oct

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