Editing JVC JP-S7

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__NOTOC__
 
__NOTOC__
== Data ==
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== Daten ==
{{navigation}}
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{{Navigation}}
'''General'''
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'''Allgemein'''
* Manufacturer: [[JVC]]
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* Hersteller: [[JVC]]
* Model: JP-S 7
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* Modell: JP-S 7
* Years of manufacture: 1975 - 1982
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* Baujahre: 1975 - 1982
* Made in: Japan
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* Hergestellt in: Japan
* Color: Front plastic gray / silver
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* Farbe: Front Kunststoff Grau / Silber
* Type: Stereo preamplifier equalizer
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* Typ: Stereo Vorverstärker-Equalizer
* Power consumption: 27 watts
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* Leistungsaufnahme: 27 Watt
* Dimensions: 578 x 162.5 x 268 mm (WxHxD)
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* Abmessungen: 578 x 162,5 x 268 mm (BxHxT)
* Weight: 8.7 kg
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* Gewicht: 8.7 kg
* Original price approx.: 170'000 Yen (1975), 2'500 DM
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* Neupreis ca.: 170'000 Yen (1975), 2'500 DM
  
  
'''Connections'''
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'''Anschlüsse'''
* Number of inputs:
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* Anzahl der Eingänge:
** Phono 1 MM: 2 mV, switchable: 33 kOhm / 47kOhm / 100 kOhm; 100pF / 330pF, max. input voltage: 350 mV (1Khz, RMS).
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** Phono 1 MM: 2 mV, umschaltbar: 33 kOhm / 47kOhm / 100 kOhm; 100pF / 330pF, max. Eingangsspannung: 350 mV (1Khz, RMS)  
** Phono 2 MM: 2 mV, switchable: 33 kOhm / 47kOhm / 100 kOhm; 100pF / 330pF, with input level control on rear panel, max. input voltage: 350 mV (1Khz, RMS)  
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** Phono 2 MM: 2 mV, umschaltbar: 33 kOhm / 47kOhm / 100 kOhm; 100pF / 330pF, mit Eingangspegelregler auf Rückseite, max. Eingangsspannung: 350 mV (1Khz, RMS)  
** Phono 3 MM: 2 mV, switchable: 33 kOhm / 47kOhm / 100 kOhm; 100pF / 330pF, with input level control on rear panel, max. input voltage: 350 mV (1Khz, RMS)  
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** Phono 3 MM: 2 mV, umschaltbar: 33 kOhm / 47kOhm / 100 kOhm; 100pF / 330pF, mit Eingangspegelregler auf Rückseite, max. Eingangsspannung: 350 mV (1Khz, RMS)  
** Tuner: 200mV / 70kOhm, max. input voltage: 35 V
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** Tuner: 200mV / 70kOhm, max. Eingangsspannung: 35 V
** Aux 1, 2: 200mV / 70kOhm, with input level control on rear panel, max. input voltage: 35 V
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** Aux 1, 2: 200mV / 70kOhm, mit Eingangspegelregler auf Rückseite, max. Eingangsspannung: 35 V
 
** Tape Play 1, 2: 200mV / 50kOhm  
 
** Tape Play 1, 2: 200mV / 50kOhm  
 
** Tape Play 1, 2 DIN:  
 
** Tape Play 1, 2 DIN:  
* Number of outputs:
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* Anzahl der Ausgänge:
 
** Pre Out 1: 1V / 4 kOhm
 
** Pre Out 1: 1V / 4 kOhm
** Pre Out 2: 1V / 4 kOhm (with level control)
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** Pre Out 2: 1V / 4 kOhm (mit Pegelregler)
 
** Tape Rec 1 : 200mV / 80kOhm (RCA)  
 
** Tape Rec 1 : 200mV / 80kOhm (RCA)  
Tape Rec 2 : 200mV / 70kOhm (DIN)  
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** Tape Rec 2 : 200mV / 70kOhm (DIN)  
 
** Tape Rec 1, 2 DIN:
 
** Tape Rec 1, 2 DIN:
** Headphones: 8 - 2000 Ohm  
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** Kopfhörer: 8 - 2000 Ohm  
  
  
'''Technical Data'''
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'''Technische Daten'''
* Frequency response:  
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* Frequenzgang:  
** Phono: 20Hz - 20Khz (±0.3dB, RIAA).
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** Phono: 20Hz - 20Khz (±0,3dB, RIAA)  
Lines: 15Hz - 100Khz (+0 / -1dB)
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** Lines: 15Hz - 100Khz (+0 / -1dB)
* Distortion factor:  
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* Klirrfaktor:  
** 0.02% (1Khz, 1V output voltage).
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** 0,02% (1Khz, 1V Ausgangsspannung)  
0,05% (1Khz, 5V output voltage)  
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** 0,05% (1Khz, 5V Ausgangsspannung)  
* Signal-to-noise ratio:  
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* Signalrauschabstand:  
 
** Phono: 63 dB (RMS)
 
** Phono: 63 dB (RMS)
Phono: 75 dB (IHF-A)
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** Phono: 75 dB (IHF-A)
Lines: 86 dB (RMS)
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** Lines: 86 dB (RMS)
 
** Lines: 96 dB (IHF-A)  
 
** Lines: 96 dB (IHF-A)  
* Tone control:
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* Klangregelung:
** Tone control with 10 sliders
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** Klangregelung mit 10 Schiebereglern
* Equalizer center frequencies:
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* Equalizer Mittenfrequenzen:
** 32 Hz, 63 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz (switchable 12, 16 or 20 kHz).
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** 32 Hz, 63 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz (umschaltbar 12, 16 oder 20 kHz)
Control range ± 12 dB (2 dB steps)
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** Regelbereich ± 12 dB (2 dB Schritte)
* Loudness: + 8 dB at 100Hz, + 4 dB at 10Khz (Vol. -30 dB)  
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* Loudness: + 8 dB bei 100Hz, + 4 dB bei 10Khz (Vol. -30 dB)  
* High Filter: -6dB / octave at 9Khz
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* High Filter: -6dB / Oktave bei 9Khz
* Low Filter (Subsonic): 12 dB / octave at 18 Hz
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* Low Filter (Subsonic): 12 dB / Oktave bei 18 Hz
* Muting: 0 dB, - 20 dB switchable
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* Muting: 0 dB, - 20 dB umschaltbar
* Defeat amplifier: 0 dB, - 14 dB switchable
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* Defeat Verstärker: 0 dB, - 14 dB umschaltbar
  
  
'''Special Features'''
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'''Besondere Ausstattungen'''
* Slider
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* Schieberegler
* Bypass switch
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* Bypass Schalter
* SEA character switchable: Normal, Reverse
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* SEA Charakter umschaltbar: Normal, Reverse
SEA effect: on / off
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* SEA Effekt: Ein / Aus
* Phono control knob under front flap
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* Einstellregler Phono unter Frontklappe
  
  
== Remarks ==
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== Bemerkungen ==
* Other models of the same series:
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* Weitere Modelle der gleichen Serie:
** Power amplifier: JM-S 7, see:  
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** Endverstärker: JM-S 7, siehe dazu:  
*** External link: The Vintage Knob website: [http://www.thevintageknob.org/jvc-JM-S7.html]
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*** Externer Link: Webseite "The Vintage Knob": [http://www.thevintageknob.org/jvc-JM-S7.html]
  
  
== Pictures ==
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== Bilder ==
* Extract from brochure: JVC JP-S 7 preamp equalizer
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* Auszug aus Prospekt: JVC JP-S 7 Vorverstärker-Equalizer
[[File:JVC JP-S 7-Prospekt-2.jpg]]
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[[Datei:JVC JP-S 7-Prospekt-2.jpg]]
  
  
== Reviews ==
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== Berichte ==
* Review from Good Old Hifi: [https://old-fidelity.de/thread-958-page-25.html]
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* Bericht von "Good Old Hifi": [https://old-fidelity.de/thread-958-page-25.html]
  
  
 
== Links ==
 
== Links ==
* External link: "Hifi Archive" website: [http://www.hifi-archiv.info/JVC/1980/jvc17.jpg]
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* Externer Link: Webseite "Wegavision Pytalhost": [http://wegavision.pytalhost.com/JVC/jvc80/jvc17.jpg]
  
* External Link: "The Vintage Knob" website: [http://www.thevintageknob.org/jvc-JP-S7.html]
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* Externer Link: Webseite "The Vintage Knob": [http://www.thevintageknob.org/jvc-JP-S7.html]
  
* External Link: Audio Heritage website: [http://audio-heritage.jp/VICTOR/amp/jp-s7.html]
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* Externer Link: Webseite "Audio Heritage": [http://audio-heritage.jp/VICTOR/amp/jp-s7.html]
  
[[Category:Preamplifier]]
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[[Kategorie:Vorverstärker]]

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