Difference between revisions of "Sansui QA-7000"
 
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__NOTOC__
 
__NOTOC__
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== Daten ==
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== Data ==
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{{Navigation}}
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{{navigation}}
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'''Allgemein'''
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'''General'''
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* Hersteller: [[Sansui]]
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* Manufacturer: [[Sansui]]
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* Modell: QA-7000
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* Model: QA-7000
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* Hergestellt in: Japan
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* Type: Quadrophonic / Stereo integrated amplifier
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* Farbe: Schwarz
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* Made in: Japan
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* Typ: Quadrophonie / Stereo Vollverstärker
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* Color: Black
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* Bauzeitraum: etwa 1973 - 1976
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* Construction period: 1973 - 1976
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* Leistungsaufnahme: 340 W
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* Power consumption: 340 W
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* Abmessungen: (BxHxT) 440 x 140 x 322 mm
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* Dimensions: (WxHxD) 440 x 140 x 322 mm.
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* Gewicht: 14 kg.
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* Weight: 14 kg
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* Neupreis ca.: 137'000 Yen (Japan, 1973), 2100 DM
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* Original price approx.: 137'000 Yen (Japan, 1973), 550 US-$, 2'850 DM
  
  
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'''Anschlüsse'''
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'''Connections'''
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* Anzahl der Eingänge:
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* Number of inputs:
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** Phono 1 & 2: 2,5 mV, 50 kOhm
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** Phono 1 & 2: 2.5 mV, 50 kOhm.
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** 2-Kanal Tape Deck Cinch: 100 mV, 50 kOhm
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2-channel tape deck RCA: 100 mV, 50 kOhm
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** 2-Kanal Tape Deck DIN-Buchse: 100 mV, 50 kOhm
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2-channel tape deck DIN socket: 100 mV, 50 kOhm
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** 4-Kanal Tuner: 100 mV, 50 kOhm
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** 4-channel tuner: 100 mV, 50 kOhm
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** 4-Kanal Aux 1 & 2: 100 mV, 50 kOhm
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** 4-channel Aux 1 & 2: 100 mV, 50 kOhm
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** 4-Kanal Tape Deck 1 & 2: 100 mV, 50 kOhm
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** 4-channel tape deck 1 & 2: 100 mV, 50 kOhm
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** Endstufen Eingang: 800 mV, 50 kOhm
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** Power amp input: 800 mV, 50 kOhm
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* Number of outputs:
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* Anzahl der Ausgänge:
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** Tape Deck RCA: 100 mV, 2 kOhm
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** Tape Deck Cinch: 100 mV, 2 kOhm
 
 
** Tape Deck DIN: 30 mV, 65 kOhm
 
** Tape Deck DIN: 30 mV, 65 kOhm
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** Vorstufe Ausgang: 800 mV, 600 Ohm (Max. Level: 6,5 V bei <0.5% THD)  
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** Preamp output: 800 mV, 600 Ohm (Max. level: 6.5 V at &lt;0.5% THD)  
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** Klemmen für 4 Lautsprecher
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** Terminals for 4 speakers
  
  
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'''Technische Daten'''
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'''Technical Data'''
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* Dauerleistung (bei Klirrfaktor)
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* Continuous power (at THD)
 
** 8 Ohm: 4 x 15 W
 
** 8 Ohm: 4 x 15 W
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** 8 Ohm BTL: 2 x 40 W
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8 Ohm BTL: 2 x 40 W
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* Dynamikleistung
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* Dynamic power
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** 8 Ohm:  
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** 4 Ohm: 108 W
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** 4 Ohm: 108 W  
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** 4 Ohm BTL: 160 W  
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* Gesamtklirrfaktor: < 0,1%
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* Total harmonic distortion: &lt; 0.1%
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* Dämpfungsfaktor: 100 bei 8 Ohm
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* Attenuation factor: 100 at 8 Ohm
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* Gesamtfrequenzgang: 10 - 30'000 Hz
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* Overall frequency response: 10 - 30'000 Hz
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* Signalrauschabstand:  
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* Signal to noise ratio:  
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** Phono 1 & 2: >70 dB
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** Phono 1 &amp; 2: &gt;70 dB
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** Tuner: >80 dB
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** Tuner: &gt;80 dB
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** Aux: >80 dB
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Aux: &gt;80 dB
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** Endstufen Eingang: >90 dB
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** Power Amplifier Input: &gt;90 dB
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* Klangregelung:
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* Tone control:
 
** Bass: ± 15 dB
 
** Bass: ± 15 dB
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** Höhen: ± 15 dB
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Treble: ± 15 dB
  
  
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'''Besondere Ausstattungen'''
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'''Special Features'''
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* Umschaltbar 2-Kanal oder 4-Kanal Betrieb:
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* Switchable 2-channel or 4-channel operation:
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** 4-Kanal Funktion QS Synthesizer:
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** 4-channel function QS Synthesizer:
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*** Hall
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*** Reverb
 +
Surround
 +
** 4-channel function QS Regular Matrix:
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*** Reverb
 
*** Surround
 
*** Surround
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** 4-Kanal Funktion QS Regular Matrix:
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** 4-channel Phase Matrix
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*** Hall
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** 4-channel discrete
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*** Surround
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* 1 Tape connection according to DIN
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** 4-Kanal Phase Matrix
 
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** 4-Kanal Discrete
 
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* 1 Tape-Anschluss nach DIN
 
 
* Low Filter
 
* Low Filter
 
* High Filter
 
* High Filter
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* Loudness: + 8 dB bei 50 Hz, + 3 dB bei 10 kHz
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* Loudness: + 8 dB at 50 Hz, + 3 dB at 10 kHz
 
* Muting: - 20 dB
 
* Muting: - 20 dB
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* 4-Kanal Vor- und Endstufe auftrennbar
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* 4-channel pre- and power amplifier can be separated
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* Anschlüsse für 4 Boxen
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* Connections for 4 speakers
  
  
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==Bemerkungen==
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==Notes==
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* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
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** [[Sansui AU-6500|AU-6500]]
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* Stereo amplifier:
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** [[Sansui AU-7500|AU-7500]]
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* [[Sansui AU-6500]]
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** [[Sansui AU-8500|AU-8500]]
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* [[Sansui AU-7500]]
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** [[Sansui AU-9500|AU-9500]]
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* [[Sansui AU-8500]]
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* [[Sansui AU-9500]]
  
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* 4-Kanal Modell der gleichen Serie:
 
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** [[Sansui QA-7000|QA-7000]]
 
  
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* Korrespondierender Tuner TU-7500
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* [[Quadro Amplifier]]
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** [[Sansui TU-7500|TU-7500]]
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* [[Sansui QA-7000]]
  
  
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== Bilder ==
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* Tuner:
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* Sansui QA-7000
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* [[Sansui TU-7500]]
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[[Datei:Sansui QA-7000-2.JPG]]
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* [[Sansui TU-9500]]
  
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* Sansui QA-7000 Innenansicht zeigt extrem sauberen Innenaufbau
 
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[[Datei:Sansui AU-8500-2.jpg]]
 
  
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* Sansui QA-7000 Rückansicht Eingänge
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* This model was also available in Japan as the QSC-9050 without a power amplifier. See also:
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[[Datei:Sansui AU-8500-3.jpg]]
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** Sansui QSC-9050 [http://audio-heritage.jp/SANSUI/amp/qsc-9050.html]
  
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* Sansui QA-7000 Rückansicht Ausgänge
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[[Datei:Sansui AU-8500-4.jpg]]
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== Pictures ==
 +
* Image: Sansui QA-7000
 +
[[File:Sansui QA-7000-2.JPG]]
  
 +
* Picture: Sansui QA-7000 interior view
 +
[[File:Sansui QA-7000-11.jpg]]
  
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== Berichte ==
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* Image: Sansui QA-7000 rear view
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* Externer Link: Bericht "Hifi Classics": [http://www.hifi-studio.de/hifi-klassiker/sansui_AU_series2.htm]
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[[File:Sansui QA-7000-10.jpg]]
  
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* Externer Link: Bericht "Mackern": [http://www.mackern.de/index.php/2014/02/11/sansui-au-8500/]
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* Image: Sansui QA-7000 original instruction manual for operation
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[[File:Sansui QA-7000-Specs-2.jpg]]
  
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* Externer Link: Reparaturbericht "Good Old Hifi": [http://www.good-old-hifi.de/sansui-au-8500/]
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 +
== Reports ==
 +
* External link: [[Hifi Studio]] review: [https://web.archive.org/web/20140403005627/http://www.hifi-studio.de/hifi-klassiker/sansui_Q_series.htm]
 +
 
 +
* External Link: "Stereo Raven" restoration report: [http://stereoraven.com/amplifiers-2/sansui-2/sansui-qa-7000]
  
  
 
== Links ==
 
== Links ==
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* Externer Link: Webseite "Wegavision, Pytalhost": [http://wegavision.pytalhost.com/Sansui/1973/01.jpg]
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* External link: "Hifi Archive" website: [http://www.hifi-archiv.info/Sansui/1973/01.jpg]
 +
 
 +
* External Link: "Audio Database" website: [http://audio-database.com/SANSUI/amp/qa-7000-e.html]
  
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* Externer Link: Webseite "Audio Heritage, Japan": [http://audio-heritage.jp/SANSUI/amp/qa-7000.html]
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* External link: "Audio Heritage, Japan" website: [http://audio-heritage.jp/SANSUI/amp/qa-7000.html]
  
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[[Kategorie:Vollverstärker]]
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[[Category:Integrated Amplifier]]

Latest revision as of 09:41, 29 January 2019

Data[edit]

General

  • Manufacturer: Sansui
  • Model: QA-7000
  • Type: Quadrophonic / Stereo integrated amplifier
  • Made in: Japan
  • Color: Black
  • Construction period: 1973 - 1976
  • Power consumption: 340 W
  • Dimensions: (WxHxD) 440 x 140 x 322 mm.
  • Weight: 14 kg
  • Original price approx.: 137'000 Yen (Japan, 1973), 550 US-$, 2'850 DM


Connections

  • Number of inputs:
    • Phono 1 & 2: 2.5 mV, 50 kOhm.

2-channel tape deck RCA: 100 mV, 50 kOhm 2-channel tape deck DIN socket: 100 mV, 50 kOhm

    • 4-channel tuner: 100 mV, 50 kOhm
    • 4-channel Aux 1 & 2: 100 mV, 50 kOhm
    • 4-channel tape deck 1 & 2: 100 mV, 50 kOhm
    • Power amp input: 800 mV, 50 kOhm
  • Number of outputs:
    • Tape Deck RCA: 100 mV, 2 kOhm
    • Tape Deck DIN: 30 mV, 65 kOhm
    • Preamp output: 800 mV, 600 Ohm (Max. level: 6.5 V at <0.5% THD)
    • Terminals for 4 speakers


Technical Data

  • Continuous power (at THD)
    • 8 Ohm: 4 x 15 W

8 Ohm BTL: 2 x 40 W

  • Dynamic power
    • 4 Ohm: 108 W
    • 4 Ohm BTL: 160 W
  • Total harmonic distortion: < 0.1%
  • Attenuation factor: 100 at 8 Ohm
  • Overall frequency response: 10 - 30'000 Hz
  • Signal to noise ratio:
    • Phono 1 & 2: >70 dB
    • Tuner: >80 dB

Aux: >80 dB

    • Power Amplifier Input: >90 dB
  • Tone control:
    • Bass: ± 15 dB

Treble: ± 15 dB


Special Features

  • Switchable 2-channel or 4-channel operation:
    • 4-channel function QS Synthesizer:
      • Reverb

Surround

    • 4-channel function QS Regular Matrix:
      • Reverb
      • Surround
    • 4-channel Phase Matrix
    • 4-channel discrete
  • 1 Tape connection according to DIN
  • Low Filter
  • High Filter
  • Loudness: + 8 dB at 50 Hz, + 3 dB at 10 kHz
  • Muting: - 20 dB
  • 4-channel pre- and power amplifier can be separated
  • Connections for 4 speakers


Notes[edit]




  • This model was also available in Japan as the QSC-9050 without a power amplifier. See also:
    • Sansui QSC-9050 [1]


Pictures[edit]

  • Image: Sansui QA-7000

Sansui QA-7000-2.JPG

  • Picture: Sansui QA-7000 interior view

Sansui QA-7000-11.jpg

  • Image: Sansui QA-7000 rear view

Sansui QA-7000-10.jpg

  • Image: Sansui QA-7000 original instruction manual for operation

Sansui QA-7000-Specs-2.jpg


Reports[edit]

  • External Link: "Stereo Raven" restoration report: [3]


Links[edit]

  • External link: "Hifi Archive" website: [4]
  • External Link: "Audio Database" website: [5]
  • External link: "Audio Heritage, Japan" website: [6]
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