Difference between revisions of "JVC 4VN-770"

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== Data ==
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{{navigation}}
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'''General'''
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* Manufacturer: [[JVC]]
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* Model: 4VN-770
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* Type: Quadraphonic amplifier
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* Years of manufacture: 1970 - 1973
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* Made in: Japan
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* Color: front champagne, housing sheet metal gray
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* Remote control:
 +
* Power consumption: 300 W
 +
* Dimensions: 420 x 138 x 296 mm (WxHxD)
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* Weight: 9.6 kg
 +
* Original price approx.: 72'000 Yen (Japan, 1970), 280 US-$, corresponds to about 1'100 DM
  
1972
 
  
http://img132.imageshack.us/img132/7184/7703gj.jpg
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'''Connections:'''
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* Number of inputs:
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** Phono: 2.5 mV, 50 kOhm, 170 mV max.
 +
** AUX 1, 2, 3: 75 mV, 100 kOhm
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** 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
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** Pre Out: 4 V, 1.2 kOhm
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** 3 speaker pairs: 1 x front, 2 x rear
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*** 4-channel: 4 - 16 Ohm
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*** 2-channel BTL: 8 - 16 Ohm
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** 2 x headphone output front + rear: 6.3 mm jack each
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 +
 
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'''Technical data:'''
 +
 
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'''Amplifier:'''
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* Continuous power: Quadrophonic, 20-20 kHz.
 +
** 8 Ohm: 4 x 12,5 Watt
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** 4 Ohm: 
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* Music power: Quadrophonic, 20-20 kHz
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** 8 Ohm: 4 x 16 Watt
 +
** 4 Ohm: 4 x 25 Watt
 +
* Continuous power: BTL Stereo, 20- 20 kHz
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** 8 Ohm: 2 x 30 Watt
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** 4 Ohm:
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* Music power: BTL Stereo, 1 kHz
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** 8 Ohm: 2 x 50 Watt
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** 4 Ohm:
 +
* Total harmonic distortion: 0.5 % at rated power
 +
* Attenuation factor: 50 at 8 Ohm, 1 kHz
 +
* Frequency response: 18 - 40'000 Hz, ± 1 dB
 +
* Power bandwidth: 10 - 30'000 Hz IHF
 +
* Spurious voltage spacing: 96 dB
 +
* Channel separation: 55 dB (1 kHz)
 +
* Signal-to-noise ratio:
 +
** Phono: 65 dB
 +
** High Level: 75 dB
 +
* Tone control:
 +
** Bass: ± 10 dB at 100 Hz
 +
** Tweeter: ± 10 dB at 10 kHz
 +
* Loudness:
 +
* Low Filter (Subsonic):
 +
* High Filter:
 +
* Muting:
 +
 
 +
 
 +
'''Special Features'''
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* 4 VU meters
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* 4 channels individually adjustable
 +
 
 +
 
 +
== Remarks ==
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* Overview JVC Quadro Amplifier:
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** [[JVC 4VN-550]]
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** [[JVC 4VN-770]]
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** [[JVC 4VN-880]]
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** [[JVC 4VN-990]]
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** [[JVC JA-X 9]]
 +
 
 +
 
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* Corresponding tuner:
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** [[JVC VT-700]]
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 +
 
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* Corresponding equalizer:
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** [[JVC SEA-V 7 E]]
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 +
 
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== Pictures ==
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* Picture: JVC 4VN-770
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[[File:JVC 4VN-770-1.jpg]]
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 +
 
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* Introduction to JVC 4-channel playback technology.
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[[File:JVC Quadro-Technologie-2.jpg]]
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 +
 
 +
== Reports ==
 +
 
 +
 
 +
== Links ==
 +
* [[Introduction to Kenwood 4-channel playback technology
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** [[Introduction Kenwood 4-channel playback technology|Introduction Kenwood 4-channel playback technology]]
 +
 
 +
[[Category:Integrated Amplifier]]

Latest revision as of 05:26, 13 April 2019

Data[edit]

General

  • Manufacturer: JVC
  • Model: 4VN-770
  • Type: Quadraphonic amplifier
  • Years of manufacture: 1970 - 1973
  • Made in: Japan
  • Color: front champagne, housing sheet metal gray
  • Remote control:
  • Power consumption: 300 W
  • Dimensions: 420 x 138 x 296 mm (WxHxD)
  • Weight: 9.6 kg
  • Original price approx.: 72'000 Yen (Japan, 1970), 280 US-$, corresponds to about 1'100 DM


Connections:

  • Number of inputs:
    • Phono: 2.5 mV, 50 kOhm, 170 mV max.
    • 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, 1.2 kOhm
    • 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: 6.3 mm jack each


Technical data:

Amplifier:

  • Continuous power: Quadrophonic, 20-20 kHz.
    • 8 Ohm: 4 x 12,5 Watt
    • 4 Ohm:
  • Music power: Quadrophonic, 20-20 kHz
    • 8 Ohm: 4 x 16 Watt
    • 4 Ohm: 4 x 25 Watt
  • Continuous power: BTL Stereo, 20- 20 kHz
    • 8 Ohm: 2 x 30 Watt
    • 4 Ohm:
  • Music power: BTL Stereo, 1 kHz
    • 8 Ohm: 2 x 50 Watt
    • 4 Ohm:
  • Total harmonic distortion: 0.5 % at rated power
  • Attenuation factor: 50 at 8 Ohm, 1 kHz
  • Frequency response: 18 - 40'000 Hz, ± 1 dB
  • Power bandwidth: 10 - 30'000 Hz IHF
  • Spurious voltage spacing: 96 dB
  • Channel separation: 55 dB (1 kHz)
  • Signal-to-noise ratio:
    • Phono: 65 dB
    • High Level: 75 dB
  • Tone control:
    • Bass: ± 10 dB at 100 Hz
    • Tweeter: ± 10 dB at 10 kHz
  • Loudness:
  • Low Filter (Subsonic):
  • High Filter:
  • Muting:


Special Features

  • 4 VU meters
  • 4 channels individually adjustable


Remarks[edit]




Pictures[edit]

  • Picture: JVC 4VN-770

JVC 4VN-770-1.jpg


  • Introduction to JVC 4-channel playback technology.

JVC Quadro-Technologie-2.jpg


Reports[edit]

Links[edit]