Difference between revisions of "JVC CF-7070"

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__NOTOC__
 
__NOTOC__
== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein:'''
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'''General:'''
* Hersteller: Victor ([[JVC]])
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* Manufacturer: Victor ([[JVC]])
* Modell: CF-7070
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* Model: CF-7070
* Modellreihe: Laboratory
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* Model series: Laboratory
* Typ: Pegel-Anzeigeinstrument
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* Type: Active crossover
* Baujahre: 1977 - 1980
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* Years of manufacture: 1977 - 1980
* Hergestellt in: Japan
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* Made in: Japan
* Farbe: Silber
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* Color: Silver
* Fernbedienung: -
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* Remote control: -
* Leistungsaufnahme: 12 W
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* Power consumption: 15 W
* Abmessungen: 420 x 61 x 348 mm  
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* Dimensions: 420 x 61 x 348 mm
* Gewicht: 5,7 kg
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* Weight: 6 kg
* Neupreis ca.: 135'000 Yen (Japan, 1977), 2'000 DM
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* Original price approx.: 105'000 Yen (Japan, 1977), 1'600 DM
** Optionale Rackgriffe BH-50: 3'500 Yen, 50 DM
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** Optional rack handles BH-50: 3'500 Yen, 50 DM
  
  
'''Anschlüsse'''
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'''Technical Data'''
* Anzahl der Eingänge:
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* Filter modes: LPF-HPF, BPF, 3D 
** Line In / Att. 0 dB: - 20 dB - 0 dBm, 50 kOhm
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* Crossover frequencies: 90, 180, 300, 500, 800, 1.2 k, 2 k, 3.5 k, 5 k, 8 k, 12 k Hz (independent of selection LPF, HPF)
** Line In / Att. - 20 dB: 0 dB - 20 dBm, 50 kOhm
+
* In AUX position any frequency setting is possible
 +
* Slope characteristics: 12 dB / octave, OFF, PASS (independent of LPF, HPF selection)
 +
* 3D position switchable: 6 dB / octave, 12 dB / octave, 24 dB / octave
 +
* Q characteristics: 0.7, 0.5 (independent of LPF, HPF selection)
 +
* Phase shift switchable: 180°.
 +
* Level control: 0 to -30 dB continuously adjustable (L / R independent) 
 +
* Input selectable: LPF, HPF, phase shifting
 +
* Input impedance: 330 kOhm
 +
** LPF and HPF inputs can be connected internally via input mode switch
 +
* Output voltage: 2 V, max. 10 V
 +
* Output impedance:
 +
** Fixed: 270 ohms
 +
Variable: max. 2.5 kOhm
 +
* Frequency response: 10 Hz - 100 kHz, + 0 - 1 dB
 +
* Harmonic distortion: 0.003 % (at 2 V)
 +
* Noise margin: 105 dB (IHF-A, input short-circuited, 2 V output voltage) 
  
  
'''Technische Daten'''
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== Notes ==
* Frequenzgang: 20 Hz - 20'000 Hz
+
* Other models in the same series:
* Anstiegszeit umschaltbar:
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* Preamplifier:
** VU: 300 msec. / 300 msec.
 
** PEAK FAST: 10 msec. / 300 msec.
 
** PEAK SLOW: 10 msec. / 1,5 sec., 0,1 Sekunden
 
* Haltezeit: 30 ms
 
* Leistungsanzeige: 100 W bei 0 dB
 
* Anzeigegenauigkeit:
 
** Innerhalb 0,5 dB (-12 dB bis + 3 dB)
 
** Innerhalb - 1 dB (-15 dB bis - 30 dB)
 
 
 
 
 
'''Besondere Ausstattungen'''
 
* Elektronisch aufgebaute Pegel-Spitzenwertanzeige
 
* Anzeige erfolgt im Bereich von - 50 dB bis + 10 dB in 5 dB / 2 dB-Schritten mit Hilfe von 22 LED's pro Kanal
 
* Peak-Hold Funktion erlaubt Einfrieren des Spitzenwertes mit Hilfe einer LED
 
 
 
 
 
== Bemerkungen ==
 
* Weitere Modelle der gleichen Serie:
 
* Vorverstärker:
 
 
* [[JVC JP-S7]]
 
* [[JVC JP-S7]]
 
* [[JVC P-1100]]
 
* [[JVC P-1100]]
 
* [[JVC P-2020]]
 
* [[JVC P-2020]]
 
* [[JVC P-3030]]
 
* [[JVC P-3030]]
* [[JVC P-7070]]
 
  
  
* Endverstärker:
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* [[power amplifier]]
 
* [[JVC M-1100]]
 
* [[JVC M-1100]]
 
* [[JVC M-2020]]
 
* [[JVC M-2020]]
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* Tuner:
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* [[tuner]]
 
* [[JVC T-2020]]
 
* [[JVC T-2020]]
 
* [[JVC T-3030]]
 
* [[JVC T-3030]]
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* Equalizer:
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* [[equalizer]]
 
* [[JVC SEA-7070]]
 
* [[JVC SEA-7070]]
  
  
* Phono Vorverstärker:
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* Phono preamplifier:
 
* [[JVC EQ-7070]]
 
* [[JVC EQ-7070]]
  
  
* Frequenzweiche:
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* Crossover:
 
* [[JVC CF-380]]
 
* [[JVC CF-380]]
 
* [[JVC CF-7070]]
 
* [[JVC CF-7070]]
  
  
* Anzeigeinstrument:
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* Display instrument:
 
* [[JVC DS-7070]]
 
* [[JVC DS-7070]]
  
  
 
* Tape Deck:
 
* Tape Deck:
* [[JVC KD-2020]] (baugleich mit [[JVC KD-75]])
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* [[JVC KD-2020]] (identical in construction to [[JVC KD-75]])
* [[JVC KD-3030]] (baugleich mit [[JVC KD-95]])
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* [[JVC KD-3030]] (identical in construction with [[JVC KD-95]])
  
  
* Elcaset Modell:
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* Elcaset model:
 
* [[JVC LD-777]]
 
* [[JVC LD-777]]
  
  
* Plattenspieler:
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* Record player:
 
* [[JVC QL-7]]
 
* [[JVC QL-7]]
 
* [[JVC QL-10]]
 
* [[JVC QL-10]]
  
  
* Plattenspieler Laufwerke:
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* Turntable drives:
 
* [[JVC TT-71]]
 
* [[JVC TT-71]]
 
* [[JVC TT-81]]
 
* [[JVC TT-81]]
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== Bilder ==
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== Pictures ==
* Auszug aus Prospekt: JVC / Victor CF-7070
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* Extract from brochure: JVC / Victor CF-7070
[[Datei:JVC DS-7070-1977.jpg]]
+
[[File:JVC CF-7070-Prospekt-1978.jpg]]
  
  
== Berichte ==
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== Reports ==
  
  
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[[Kategorie:Pegelanzeigen]]
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[[Category:Active crossovers]]

Latest revision as of 10:59, 27 November 2020

Data[edit]

General:

  • Manufacturer: Victor (JVC)
  • Model: CF-7070
  • Model series: Laboratory
  • Type: Active crossover
  • Years of manufacture: 1977 - 1980
  • Made in: Japan
  • Color: Silver
  • Remote control: -
  • Power consumption: 15 W
  • Dimensions: 420 x 61 x 348 mm
  • Weight: 6 kg
  • Original price approx.: 105'000 Yen (Japan, 1977), 1'600 DM
    • Optional rack handles BH-50: 3'500 Yen, 50 DM


Technical Data

  • Filter modes: LPF-HPF, BPF, 3D
  • Crossover frequencies: 90, 180, 300, 500, 800, 1.2 k, 2 k, 3.5 k, 5 k, 8 k, 12 k Hz (independent of selection LPF, HPF)
  • In AUX position any frequency setting is possible
  • Slope characteristics: 12 dB / octave, OFF, PASS (independent of LPF, HPF selection)
  • 3D position switchable: 6 dB / octave, 12 dB / octave, 24 dB / octave
  • Q characteristics: 0.7, 0.5 (independent of LPF, HPF selection)
  • Phase shift switchable: 180°.
  • Level control: 0 to -30 dB continuously adjustable (L / R independent)
  • Input selectable: LPF, HPF, phase shifting
  • Input impedance: 330 kOhm
    • LPF and HPF inputs can be connected internally via input mode switch
  • Output voltage: 2 V, max. 10 V
  • Output impedance:
    • Fixed: 270 ohms

Variable: max. 2.5 kOhm

  • Frequency response: 10 Hz - 100 kHz, + 0 - 1 dB
  • Harmonic distortion: 0.003 % (at 2 V)
  • Noise margin: 105 dB (IHF-A, input short-circuited, 2 V output voltage)


Notes[edit]












Pictures[edit]

  • Extract from brochure: JVC / Victor CF-7070

JVC CF-7070-Prospekt-1978.jpg


Reports[edit]

Links[edit]