JVC 4VN-770 specifications

Brand : JVC

General

Connections:

Technical data:

Amplifiers:

Special equipment

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Manufacturer: JVC
Model: 4VN-770
Type: Quad rophony Amplifier
Years of construction: 1970 - 1973
Manufactured in: Japan
Color: Front champagne, housing sheet metal gray
Remote control:
Power consumption: 300 W< /li>
Dimensions: 420 x 138 x 296 mm (WxHxD)
Weight: 9.6 kg
Factory price approx.: 72'000 yen (Japan, 1970), US$280, corresponds to about 1'100 DM

Number of inputs:
- Phono: 2.5mV, 50 kOhm , max. 170 mV
- AUX 1, 2, 3: 75 mV, 100 kOhm
- Tape Play 1, 2: 75 mV, 100 kOhm
- Main In:
Number of Outputs:
- Tape Rec 1, 2: 100 mV, 12 kOhm
- Tape Rec DIN: 30 mV , 80 kOhm
- Pre Out: 4 V, 1.2kOhm
- 3 Speaker pairs: 1 x Front, 2 x Rear
  - 4-channel: 4 - 16 Ohm
  - 2-channel BTL: 8 - 16 ohm
- 2 x Headphone output Front + Rear: 6.3mm jack each

Tape Rec 1, 2: 100 mV, 12 kOhm
Tape Rec DIN: 30 mV, 80 kOhm
Pre Out: 4 V, 1.2 ohms
3 pairs of Speakers: 1 x Front, 2 x Rear
- 4-channel: 4 - 16 Ohm s
- 2-channel BTL: 8 - 16 Ohm s
2 x headphone output Front + Rear: the 6.3 mm Jack

the duration of the performance: quadraphonic, 20-20 kHz,
- 8 Ohm s: 4 x 12.5 watts
- 4 Ohm :
music power: quadraphonic, 20-20 kHz,
- 8 Ohm : 4 x 16 watts
- 4 Ohm : 4 x 25 watts
the duration of the performance: BTL Stereo, 20 - 20 kHz
- 8 Ohm : 2 x 30 watts
- 4 Ohm :
music power: BTL Stereo, 1 kHz
- 8 Ohm : 2 x 50 watts
- 4 Ohm :
total harmonic distortion: 0,5 % at rated power
damping factor: 50 at 8 Ohm s, 1 kHz
frequency response: 18 - 40'000 Hz, ± 1 dB
power bandwidth: 10 - 30'000 Hz IHF
external voltage distance: 96 dB
channel separation: 55 dB (1 kHz)
signal-to-noise ratio:
- Phono: 65 dB
- High Level: 75 dB
sound-control:
- Bass: ± 10 dB at 100 Hz
- tweeter: ± 10 dB at 10 kHz
Loudness:
Low Filter (Subsonic):
High Filter :
Muting: