Difference between revisions of "JVC A-X400"

 
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== Daten ==
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== Data ==
'''''JVC Stereo- Vollverstärker A-X400''''' (B würde für Black stehen)
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'''''JVC Stereo Integrated Amplifier A-X400''''' (B would stand for Black)
{{Navigation}}
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{{navigation}}
  
  
'''Allgemein:'''
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'''General:'''
* Typ: Dynamik Super-A High Gain Endverstärker
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* Type: dynamic super A high gain power amplifier.
* Hersteller: [[JVC]] (Japan)
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* Manufacturer: [[JVC]] (Japan)
* Modell: A-X400
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* Model: A-X400
* Farbe: silber oder schwarz
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* Color: silver or black
* Strom: 220 V, 50 Hz, 160 Watt (Europa)
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* Power: 220 V, 50 Hz, 160 Watt (Europe)
* Abmessung: 43,5 x 11,7 x 30,7 cm (BxHxT)
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* Dimensions: 43.5 x 11.7 x 30.7 cm (WxHxD)
* Gewicht: 7,8 Kg
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* Weight: 7,8 Kg
* Baujahr ca.: 1984
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* Year of manufacture approx.: 1984
* Neupreis 1985: 700,- DM (DDR Intershop)
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* New price 1985: 899, - DM (DDR Intershop)
  
  
'''Technische Daten:'''  
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'''Technical data:'''  
* Eingänge:  
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* Inputs:  
** Phono MM: 2,5 mV / 47 kohm (Masseanschluß vorhanden)
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** Phono MM: 2.5 mV / 47 kohm (ground connection available).
** Phono MC: 200 µV / 100 Ohm, (MM, MC umschaltbar)
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** Phono MC: 200 µV / 100 Ohm, (MM, MC switchable)
 
** DAD(CD), Tuner, AUX, Tape 1, Tape 2, 150 mV / 40 kohm
 
** DAD(CD), Tuner, AUX, Tape 1, Tape 2, 150 mV / 40 kohm
** DIN- Buchse: ja
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DIN socket: yes
* Ausgang: 2 Boxenpaare schaltbar (4-16 Ohm)  
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* Output: 2 speaker pairs switchable (4-16 Ohm)  
* Ausgangsleistung: 2 x 70 Watt Sinus
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* Output power: 2 x 70 Watt sine wave
** 70 Watt pro Kanal bei 8 Ohm, 20 - 20.000 Hz nicht mehr als 0,007 % Klirrfaktor
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70 watts per channel at 8 ohms, 20 - 20,000 Hz no more than 0.007 % distortion factor
** 73 Watt pro Kanal bei 8 Ohm, 1 khz nicht mehr als 0,002 % Klirrfaktor
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73 watts per channel at 8 ohms, 1 kHz not more than 0.002 % distortion factor
** 80 Watt pro Kanal bei 8 Ohm, 1 khz, 0,7 % Klirrfaktor
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** 80 watts per channel at 8 ohms, 1 khz, 0.7 % THD
* Leistungsbandbreite: 5 - 40.000 Hz (IHF 0,05 % Klirrfaktor bei 8 Ohm)
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* Power bandwidth: 5 - 40,000 Hz (IHF 0.05 % distortion at 8 ohms)
* Frequenzkarakteristik: 5- 100.000 Hz
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* Frequency response: 5- 100,000 Hz
* Signalrauschabstand:
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* Signal-to-noise ratio:
 
** MM: 87 dB
 
** MM: 87 dB
** MC: 67 dB
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MC: 67 dB
** Line: 100 dB  
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Line: 100 dB  
* Dämpfungsfaktor: 50 (1 khz, 8 Ohm)
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* Attenuation factor: 50 (1 khz, 8 Ohm)
* Klirrfaktor: 0,007 % (70 Watt)
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* Distortion factor: 0.007 % (70 watts)
* Klangregler: 7 Kanal SEA Equalizer (mit Memory-Schieber)
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* Tone control: 7 channel SEA equalizer (with memory slider)
* Mittenfrequenzen: 63, 160, 400, 1 k, 2,5 k, 6,3 k, 16 khz  
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* Center frequencies: 63, 160, 400, 1 k, 2.5 k, 6.3 k, 16 khz  
* SEA Einstellbereich: ± 12 dB
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* SEA adjustment range: ± 12 dB
  
  
'''Besonderheit:'''
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'''Special feature:'''
* mit SEA kann man auch den Klang der Tape-Aufnahme verändern,
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* with SEA you can also change the sound of the tape recording,
* weiß leuchtender Power-Level-Indikator,
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* white glowing power level indicator,
** Anzeige-Bereich von 0,003- 100 Watt bei 8 Ohm, (links-rechts getrennt), (und auf Tastendruck 1/ 100)
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** display range of 0.003- 100 watts at 8 ohms, (left-right separated), (and at the push of a button 1/ 100)
* 1x mittig einrastender Blance-Schieberegler
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1x centre-locking blance slide control
* Loutness-Schalter: ja, (bei -30 dB 100 Hz= + 6 dB, und bei 10 khz= + 4 dB)
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* Loutness switch: yes, (at -30 dB 100 Hz= + 6 dB, and at 10 khz= + 4 dB)
* Boxenanschluss: 2 paar 8 - 16 Ohm, 1 paar 4 Ohm
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* speaker terminals: 2 pairs 8 - 16 Ohm, 1 pair 4 Ohm
  
  
== Bemerkungen ==
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== Remarks ==
* Pufferelkos: 2x 10.000 µF (63 V)
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* buffer capacitors: 2x 10,000 µF (63 V)
* Fernbedienung: nein, (auch '''kein''' Compu-Link)  
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* remote control: no, (also '''no''' Compu-Link)  
* gut geeignet für Bandmaschinen mit Hinterbandkontrolle
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* well suited for tape machines with rear tape control
* Kopfhörerausgang hinter einer Klappe versteckt (links unten)
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* headphone output hidden behind a flap (bottom left)
* zu diesem Verstärker passt technisch und vor allem '''optisch''' der Tuner [[JVC T-X 200 L]]
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* to this amplifier fits technically and especially '''optically''' the tuner [[JVC T-X 200 L]]
* ''Fazit: läuft heute noch super, auch keine kratzenden Potis, solide Verarbeitung.''
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* ''Conclusion: still runs great today, also no scratching pots, solid workmanship.''
  
  
==Bilder==
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==Pictures==
  
[[Datei:JVC_A_X400_e.jpg]]
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[[File:JVC_A_X400_e.jpg]]
  
[[Datei:JVC_A_X400_Rücks.jpg]]
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[[File:JVC_A_X400_Rücks.jpg]]
  
[[Datei:JVC_AX_400_innen.jpg]]
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[[File:JVC_AX_400_innen.jpg]]
  
  
== Berichte ==
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== Reports ==
  
 
== Links ==
 
== Links ==
  
[[Kategorie:Vollverstärker]]
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[[Category:Integrated amplifier]]

Latest revision as of 13:28, 13 December 2018

Data[edit]

JVC Stereo Integrated Amplifier A-X400 (B would stand for Black)


General:

  • Type: dynamic super A high gain power amplifier.
  • Manufacturer: JVC (Japan)
  • Model: A-X400
  • Color: silver or black
  • Power: 220 V, 50 Hz, 160 Watt (Europe)
  • Dimensions: 43.5 x 11.7 x 30.7 cm (WxHxD)
  • Weight: 7,8 Kg
  • Year of manufacture approx.: 1984
  • New price 1985: 899, - DM (DDR Intershop)


Technical data:

  • Inputs:
    • Phono MM: 2.5 mV / 47 kohm (ground connection available).
    • Phono MC: 200 µV / 100 Ohm, (MM, MC switchable)
    • DAD(CD), Tuner, AUX, Tape 1, Tape 2, 150 mV / 40 kohm

DIN socket: yes

  • Output: 2 speaker pairs switchable (4-16 Ohm)
  • Output power: 2 x 70 Watt sine wave

70 watts per channel at 8 ohms, 20 - 20,000 Hz no more than 0.007 % distortion factor 73 watts per channel at 8 ohms, 1 kHz not more than 0.002 % distortion factor

    • 80 watts per channel at 8 ohms, 1 khz, 0.7 % THD
  • Power bandwidth: 5 - 40,000 Hz (IHF 0.05 % distortion at 8 ohms)
  • Frequency response: 5- 100,000 Hz
  • Signal-to-noise ratio:
    • MM: 87 dB

MC: 67 dB Line: 100 dB

  • Attenuation factor: 50 (1 khz, 8 Ohm)
  • Distortion factor: 0.007 % (70 watts)
  • Tone control: 7 channel SEA equalizer (with memory slider)
  • Center frequencies: 63, 160, 400, 1 k, 2.5 k, 6.3 k, 16 khz
  • SEA adjustment range: ± 12 dB


Special feature:

  • with SEA you can also change the sound of the tape recording,
  • white glowing power level indicator,
    • display range of 0.003- 100 watts at 8 ohms, (left-right separated), (and at the push of a button 1/ 100)

1x centre-locking blance slide control

  • Loutness switch: yes, (at -30 dB 100 Hz= + 6 dB, and at 10 khz= + 4 dB)
  • speaker terminals: 2 pairs 8 - 16 Ohm, 1 pair 4 Ohm


Remarks[edit]

  • buffer capacitors: 2x 10,000 µF (63 V)
  • remote control: no, (also no Compu-Link)
  • well suited for tape machines with rear tape control
  • headphone output hidden behind a flap (bottom left)
  • to this amplifier fits technically and especially optically the tuner JVC T-X 200 L
  • Conclusion: still runs great today, also no scratching pots, solid workmanship.


Pictures[edit]

JVC A X400 e.jpg

JVC A X400 Rücks.jpg

JVC AX 400 innen.jpg


Reports[edit]

Links[edit]