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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: Victor ([[JVC]])
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* Hersteller: Victor ([[JVC]])
* Model: CF-7070
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* Modell: CF-7070
* Model series: Laboratory
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* Modellreihe: Laboratory
* Type: Active crossover
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* Typ: Pegel-Anzeigeinstrument
* Years of manufacture: 1977 - 1980
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* Baujahre: 1977 - 1980
* Made in: Japan
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* Hergestellt in: Japan
* Color: Silver
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* Farbe: Silber
* Remote control: -
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* Fernbedienung: -
* Power consumption: 15 W
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* Leistungsaufnahme: 12 W
* Dimensions: 420 x 61 x 348 mm
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* Abmessungen: 420 x 61 x 348 mm  
* Weight: 6 kg
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* Gewicht: 5,7 kg
* Original price approx.: 105'000 Yen (Japan, 1977), 1'600 DM
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* Neupreis ca.: 135'000 Yen (Japan, 1977), 2'000 DM
** Optional rack handles BH-50: 3'500 Yen, 50 DM
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** Optionale Rackgriffe BH-50: 3'500 Yen, 50 DM
  
  
'''Technical Data'''
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'''Anschlüsse'''
* Filter modes: LPF-HPF, BPF, 3D 
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* Anzahl der Eingänge:
* 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)
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** Line In / Att. 0 dB: - 20 dB - 0 dBm, 50 kOhm
* In AUX position any frequency setting is possible
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** Line In / Att. - 20 dB: 0 dB - 20 dBm, 50 kOhm
* 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 ==
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'''Technische Daten'''
* Other models in the same series:
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* Frequenzgang: 20 Hz - 20'000 Hz
* Preamplifier:
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* Anstiegszeit umschaltbar:
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** VU: 300 msec. / 300 msec.
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** PEAK FAST: 10 msec. / 300 msec.
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** PEAK SLOW: 10 msec. / 1,5 sec., 0,1 Sekunden
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* Haltezeit: 30 ms
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* Leistungsanzeige: 100 W bei 0 dB
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* Anzeigegenauigkeit:
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** Innerhalb 0,5 dB (-12 dB bis + 3 dB)
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** Innerhalb - 1 dB (-15 dB bis - 30 dB)
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'''Besondere Ausstattungen'''
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* Elektronisch aufgebaute Pegel-Spitzenwertanzeige
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* Anzeige erfolgt im Bereich von - 50 dB bis + 10 dB in 5 dB / 2 dB-Schritten mit Hilfe von 22 LED's pro Kanal
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* Peak-Hold Funktion erlaubt Einfrieren des Spitzenwertes mit Hilfe einer LED
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== Bemerkungen ==
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* Weitere Modelle der gleichen Serie:
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* 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]]
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* [[JVC P-7070]]
  
  
* [[power amplifier]]
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* Endverstärker:
 
* [[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 preamplifier:
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* Phono Vorverstärker:
 
* [[JVC EQ-7070]]
 
* [[JVC EQ-7070]]
  
  
* Crossover:
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* Frequenzweiche:
 
* [[JVC CF-380]]
 
* [[JVC CF-380]]
 
* [[JVC CF-7070]]
 
* [[JVC CF-7070]]
  
  
* Display instrument:
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* Anzeigeinstrument:
 
* [[JVC DS-7070]]
 
* [[JVC DS-7070]]
  
  
 
* Tape Deck:
 
* Tape Deck:
* [[JVC KD-2020]] (identical in construction to [[JVC KD-75]])
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* [[JVC KD-2020]] (baugleich mit [[JVC KD-75]])
* [[JVC KD-3030]] (identical in construction with [[JVC KD-95]])
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* [[JVC KD-3030]] (baugleich mit [[JVC KD-95]])
  
  
* Elcaset model:
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* Elcaset Modell:
 
* [[JVC LD-777]]
 
* [[JVC LD-777]]
  
  
* Record player:
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* Plattenspieler:
 
* [[JVC QL-7]]
 
* [[JVC QL-7]]
 
* [[JVC QL-10]]
 
* [[JVC QL-10]]
  
  
* Turntable drives:
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* Plattenspieler Laufwerke:
 
* [[JVC TT-71]]
 
* [[JVC TT-71]]
 
* [[JVC TT-81]]
 
* [[JVC TT-81]]
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== Pictures ==
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== Bilder ==
* Extract from brochure: JVC / Victor CF-7070
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* Auszug aus Prospekt: JVC / Victor CF-7070
[[File:JVC CF-7070-Prospekt-1978.jpg]]
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[[Datei:JVC DS-7070-1977.jpg]]
  
  
== Reports ==
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== Berichte ==
  
  
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[[Category:Active crossovers]]
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[[Kategorie:Pegelanzeigen]]

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