Difference between revisions of "JVC A-X 7"

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== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
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'''General'''
* Hersteller: [[JVC]]
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* Manufacturer: [[JVC]]
* Modell: A-X7
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* Model: A-X 7
* Typ: Vollverstärker
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* Type: Integrated amplifier
* Baujahre: 1979 - 1981
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* Years of manufacture: 1979 - 1981
* Hergestellt in: Japan
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* Made in: Japan
* Farbe: Silber
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* Color: Silver
* Fernbedienung: nein
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* Remote control: no
* Leistungsaufnahme: 660 Watt max.
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* Power consumption: 660 watts max.
* Abmessungen (BxHxT): 450 x 139 x 426 mm
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* Dimensions (WxHxD): 450 x 139 x 426 mm
* Gewicht: 12 kg
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* Weight: 12 kg
* Neupreis ca.: 1'500 DM  
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* Original price approx.: 1'500 DM  
  
  
'''Anschlüsse:'''
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'''Connections:'''
* Eingänge:  
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* Inputs:  
** Phono MM 1, 2: 2.5 mV/ 47 kOhm (max. 300mV, 1Khz, 0,005% THD)  
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** Phono MM 1, 2: 2.5 mV / 47 kOhm (max. 300mV, 1Khz, 0.005% THD).
 
** Phono MC : 200µV / 100 Ohm (max. 23mV, 1Khz, 0,005% THD)
 
** Phono MC : 200µV / 100 Ohm (max. 23mV, 1Khz, 0,005% THD)
** Tuner, Aux, Tape 1, 2: 200 mV/ 47 kOhm
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** Tuner, Aux, Tape 1, 2: 200 mV/ 47 kOhm.
* Ausgänge:
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* Outputs:
** Tape 1,2 Rec Out: 200 mV/ 330 Ohm
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** Tape 1,2 Rec Out: 200 mV/ 330 Ohm.
** 2 Lautsprecherpaare
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** 2 pairs of speakers
** Kopfhörer
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headphones
  
  
'''Technische Daten'''
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'''Technical Data'''
* Dauerleistung:
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* Continuous power:
** 8 Ohm: 2x 90W RMS (20Hz - 20Khz, 0,0005% THD), 2x 93W RMS (1Khz, 0,0005% THD)
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** 8 Ohm: 2x 90W RMS (20Hz - 20Khz, 0.0005% THD), 2x 93W RMS (1Khz, 0.0005% THD).
 
** 4 Ohm:  
 
** 4 Ohm:  
* Dynamikleistung:
+
* Dynamic power:
 
** 8 Ohm:
 
** 8 Ohm:
 
** 4 Ohm:   
 
** 4 Ohm:   
* Klirrfaktor: 0,003% (AUX, Nennleistung, 8 Ohm, 20Hz - 20Khz)  
+
* Distortion factor: 0.003% (AUX, nominal power, 8 Ohm, 20Hz - 20Khz)  
* Dämpfungsfaktor: 100 (1Khz, 8 Ohm)
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* Attenuation factor: 100 (1Khz, 8 Ohm)
* Frequenzgang: 1 Hz - 400Khz (8 Ohm, +0 dB -3dB)
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* Frequency response: 1 Hz - 400Khz (8 Ohm, +0 dB -3dB)
* Leistungsbandbreite : 5Hz - 70Khz (IHF, RMS, 8 Ohm, 0,02% THD)  
+
* Power bandwidth : 5Hz - 70Khz (IHF, RMS, 8 Ohm, 0.02% THD)  
* RIAA MC: ± 0,3dB (20Hz - 20Khz)  
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* RIAA MC: ± 0.3dB (20Hz - 20Khz)  
* RIAA MM: ± 0,2dB (20Hz - 20Khz)  
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* RIAA MM: ± 0.2dB (20Hz - 20Khz)  
* Signalrauschabstände:
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* Signal-to-noise ratios:
 
** MC: 69 dB
 
** MC: 69 dB
 
** MM: 85 dB
 
** MM: 85 dB
** High Level: 110 dB
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High Level: 110 dB
* Klangregelung: Ja
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* Tone control: Yes
** Bass: ± 8 dB bei 100 Hz
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** Bass: ± 8 dB at 100 Hz
** Höhen: ± 8 dB bei 10.000 Hz  
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** Treble: ± 8 dB at 10,000 Hz  
* Loudness: + 6 dB bei 100 Hz, + 4 dB bei 10 kHz
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* Loudness: + 6 dB at 100 Hz, + 4 dB at 10 kHz
* Subsonic: schaltbar, 18 Hz - 6 dB/ Oct.
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* Subsonic: switchable, 18 Hz - 6 dB/ Oct.
* Muting: schaltbar, -20 dB
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* Muting: switchable, -20 dB
  
  
'''Besondere Ausstattungen:'''
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'''Special features:'''
* DC-Servo Phonovorstufe
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* DC servo phono preamplifier
* 3-stufiger DC-Aufbau mit passiver Vorstufe
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* 3-stage DC construction with passive preamplifier
* Super-A Endstufen, siehe auch:
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* Super-A power amplifiers, cf:
** [[Super-A|Super-A]]
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** [[Super-A]]
  
  
== Bemerkungen ==
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== Notes ==
* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
 +
* Integrated amplifiers:
 
* [[JVC A-X 1]]
 
* [[JVC A-X 1]]
 
* [[JVC A-X 2]]
 
* [[JVC A-X 2]]
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* Korrespondierende Tuner:
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* [[tuner]]
 
* [[JVC T-X 5]]
 
* [[JVC T-X 5]]
 
* [[JVC T-X 6 L]]
 
* [[JVC T-X 6 L]]
  
  
== Bilder ==
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== Pictures ==
* Auszug aus Prospekt: JVC A-X7
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* Extract from brochure: JVC A-X 7
[[Datei:JVC A-X 7-Prospekt-1.jpg]]
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[[File:JVC A-X 7-Prospekt-1.jpg]]
  
  
== Berichte ==
+
== Reports ==
* Bericht von "Good Old Hifi": [[http://www.good-old-hifi.de/jvc_a-x7/]]
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* Review from Good Old Hifi: [http://www.good-old-hifi.de/jvc_a-x7/]
  
  
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[[Kategorie:Vollverstärker]]
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[[Category:Integrated amplifier]]

Revision as of 05:02, 26 September 2020

Data

General

  • Manufacturer: JVC
  • Model: A-X 7
  • Type: Integrated amplifier
  • Years of manufacture: 1979 - 1981
  • Made in: Japan
  • Color: Silver
  • Remote control: no
  • Power consumption: 660 watts max.
  • Dimensions (WxHxD): 450 x 139 x 426 mm
  • Weight: 12 kg
  • Original price approx.: 1'500 DM


Connections:

  • Inputs:
    • Phono MM 1, 2: 2.5 mV / 47 kOhm (max. 300mV, 1Khz, 0.005% THD).
    • Phono MC : 200µV / 100 Ohm (max. 23mV, 1Khz, 0,005% THD)
    • Tuner, Aux, Tape 1, 2: 200 mV/ 47 kOhm.
  • Outputs:
    • Tape 1,2 Rec Out: 200 mV/ 330 Ohm.
    • 2 pairs of speakers

headphones


Technical Data

  • Continuous power:
    • 8 Ohm: 2x 90W RMS (20Hz - 20Khz, 0.0005% THD), 2x 93W RMS (1Khz, 0.0005% THD).
    • 4 Ohm:
  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Distortion factor: 0.003% (AUX, nominal power, 8 Ohm, 20Hz - 20Khz)
  • Attenuation factor: 100 (1Khz, 8 Ohm)
  • Frequency response: 1 Hz - 400Khz (8 Ohm, +0 dB -3dB)
  • Power bandwidth : 5Hz - 70Khz (IHF, RMS, 8 Ohm, 0.02% THD)
  • RIAA MC: ± 0.3dB (20Hz - 20Khz)
  • RIAA MM: ± 0.2dB (20Hz - 20Khz)
  • Signal-to-noise ratios:
    • MC: 69 dB
    • MM: 85 dB

High Level: 110 dB

  • Tone control: Yes
    • Bass: ± 8 dB at 100 Hz
    • Treble: ± 8 dB at 10,000 Hz
  • Loudness: + 6 dB at 100 Hz, + 4 dB at 10 kHz
  • Subsonic: switchable, 18 Hz - 6 dB/ Oct.
  • Muting: switchable, -20 dB


Special features:

  • DC servo phono preamplifier
  • 3-stage DC construction with passive preamplifier
  • Super-A power amplifiers, cf:


Notes



Pictures

  • Extract from brochure: JVC A-X 7

JVC A-X 7-Prospekt-1.jpg


Reports

  • Review from Good Old Hifi: [1]


Links