Difference between revisions of "JVC CF-7070"
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__NOTOC__ | __NOTOC__ | ||
| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''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 | + | * In AUX position any frequency setting is possible |
| − | * | + | * Slope characteristics: 12 dB / octave, OFF, PASS (independent of LPF, HPF selection) |
| − | * 3D | + | * 3D position switchable: 6 dB / octave, 12 dB / octave, 24 dB / octave |
| − | * Q | + | * 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 | + | ** 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 == |
| − | * | + | * Other models in the same series: |
| − | * | + | * Preamplifier: |
* [[JVC JP-S7]] | * [[JVC JP-S7]] | ||
* [[JVC P-1100]] | * [[JVC P-1100]] | ||
| Line 48: | Line 48: | ||
| − | * | + | * [[power amplifier]] |
* [[JVC M-1100]] | * [[JVC M-1100]] | ||
* [[JVC M-2020]] | * [[JVC M-2020]] | ||
| Line 56: | Line 56: | ||
| − | * | + | * [[tuner]] |
* [[JVC T-2020]] | * [[JVC T-2020]] | ||
* [[JVC T-3030]] | * [[JVC T-3030]] | ||
| Line 62: | Line 62: | ||
| − | * | + | * [[equalizer]] |
* [[JVC SEA-7070]] | * [[JVC SEA-7070]] | ||
| − | * Phono | + | * Phono preamplifier: |
* [[JVC EQ-7070]] | * [[JVC EQ-7070]] | ||
| − | * | + | * Crossover: |
* [[JVC CF-380]] | * [[JVC CF-380]] | ||
* [[JVC CF-7070]] | * [[JVC CF-7070]] | ||
| − | * | + | * Display instrument: |
* [[JVC DS-7070]] | * [[JVC DS-7070]] | ||
* Tape Deck: | * Tape Deck: | ||
| − | * [[JVC KD-2020]] ( | + | * [[JVC KD-2020]] (identical in construction to [[JVC KD-75]]) |
| − | * [[JVC KD-3030]] ( | + | * [[JVC KD-3030]] (identical in construction with [[JVC KD-95]]) |
| − | * Elcaset | + | * Elcaset model: |
* [[JVC LD-777]] | * [[JVC LD-777]] | ||
| − | * | + | * Record player: |
* [[JVC QL-7]] | * [[JVC QL-7]] | ||
* [[JVC QL-10]] | * [[JVC QL-10]] | ||
| − | * | + | * Turntable drives: |
* [[JVC TT-71]] | * [[JVC TT-71]] | ||
* [[JVC TT-81]] | * [[JVC TT-81]] | ||
| Line 100: | Line 100: | ||
| − | == | + | == Pictures == |
| − | * | + | * Extract from brochure: JVC / Victor CF-7070 |
| − | [[ | + | [[File:JVC CF-7070-Prospekt-1978.jpg]] |
| − | == | + | == Reports == |
| Line 111: | Line 111: | ||
| − | [[ | + | [[Category:Active crossovers]] |
Latest revision as of 09:59, 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]
- Other models in the same series:
- Preamplifier:
- JVC JP-S7
- JVC P-1100
- JVC P-2020
- JVC P-3030
- Phono preamplifier:
- JVC EQ-7070
- Crossover:
- JVC CF-380
- JVC CF-7070
- Display instrument:
- JVC DS-7070
- Tape Deck:
- JVC KD-2020 (identical in construction to JVC KD-75)
- JVC KD-3030 (identical in construction with JVC KD-95)
- Elcaset model:
- JVC LD-777
- Turntable drives:
- JVC TT-71
- JVC TT-81
- Victor/JVC TT-101
- Victor TT-801
Pictures[edit]
- Extract from brochure: JVC / Victor CF-7070
