Difference between revisions of "JVC KD-A 7"
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| − | == | + | == Data == |
| − | '''''JVC Stereo | + | {{navigation}} |
| − | + | '''General:''' | |
| + | * Manufacturer: [[JVC]] | ||
| + | * Model: KD-A 7 | ||
| + | * Type: Stereo cassette deck | ||
| + | * Years of manufacture: 1979 - 1982 | ||
| + | * Made in: Japan | ||
| + | * Color: Silver | ||
| + | * Remote control: R-30 E optional) | ||
| + | * Power consumption: 40 watts | ||
| + | * Dimensions: 450 x 120 x 311 mm (WxHxD) | ||
| + | * Weight: 8.3 kg | ||
| + | * Original price approx.: 1'150 DM | ||
| + | * New price remote control R-30 E: 50 DM | ||
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| − | ''' | + | '''Connections:''' |
| − | * | + | * Input sockets: |
| − | ** | + | ** Microphone jack x 2 |
| − | * | + | ** Max sensitivity / matching impedance: 0.2 mV (-72 dB) / 600 Ω - 10 k Ω |
| − | ** | + | ** Line In Jack x 2 |
| + | ** Minute Input Level / Impedance: 78 mV (-20 dB) / 100 k Ω | ||
| + | * Output jacks: | ||
| + | ** Line-out jack x 2 | ||
| + | ** Output level / impedance: 0 to 300 mV / 3.7 k Ω | ||
| + | ** Output level / impedance: 0 - 0.5 mW / 8 Ω - 1 k Ω | ||
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| + | '''Technical data:''' | ||
| + | * Audio heads: | ||
| + | ** 1x 2-SA (Sen alloy) heads X-cut head for recording and playback. | ||
| + | ** 1x 2-Gap head for erasing | ||
| + | * Motors: 1x FG type DC servo motor for capstan, 1x DC motor for reel. | ||
| + | * Assembly: | ||
| + | ** Semiconductors: 91 transistors; | ||
| + | ** 4-FETs; 53 ICs; 23 LEDs; | ||
| + | ** 97 diodes (11 Zener diodes); 1 Hall element | ||
| + | * Belt speed: 4.8 cm/s | ||
| + | * Synchronous fluctuations: 0.035 % (WRMS); 0.12 % (DIN 45500) | ||
| + | * Tape types: IV, II, I | ||
| + | * Frequency response: 0 dB= | ||
| + | ** Metal band: 40 - 12,500 Hz (± 1 dB) | ||
| + | ** SA / Chrome band: 40 - 12,500 Hz (± 1 dB) | ||
| + | ** SF / Normal band: 40 - 12,500 Hz (± 1 dB) | ||
| + | * At -20 VU recording: | ||
| + | ** Metal band: 15 - 18,000 Hz [25 - 17,000 Hz (± 3 dB)] | ||
| + | ** SA / Chrome band: 15 - 18,000 Hz [25 - 17,000 (± 3 dB)] | ||
| + | ** SF / Normal band: 15 - 17,000 Hz [25 - 16,000 Hz (± 3 dB)] | ||
| + | * THD: K3: 0.4 %; THD: 1.0 % (metal band, 1 kHz) | ||
| + | * Signal-to-noise ratio: | ||
| + | ** ANRS - OFF: 60 dB (weighted, 1 kHz, 3% THD, metal band). | ||
| + | ** ANRS- ON: Improved by 5 dB at 1 kHz and 10 dB at 5 kHz | ||
| + | * Crosstalk attenuation: Channel separation 35 dB (1 kHz) | ||
| + | * Bias frequency: 85 kHz | ||
| + | * Rewind time (C-60): 85 s | ||
| + | * Auto reverse: no | ||
| + | * Title search: | ||
| + | * Dolby: ANRS- ON: Improved by 5 dB at 1 kHz and 10 dB at 5 kHz. | ||
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| + | '''Special Features:''' | ||
| + | * ANRS and Super ANRS, see also: | ||
| + | ** [[ANRS]] | ||
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| − | == | + | == Remarks == |
| + | * Other models in the same series: | ||
| + | ** [[JVC KD-A 1|KD-A 1]] | ||
| + | ** [[JVC KD-A 2|KD-A 2]] | ||
| + | ** [[JVC KD-A 3|KD-A 3]] | ||
| + | ** [[JVC KD-A 5|KD-A 5]] | ||
| + | ** [[JVC KD-A 6|KD-A 6]] | ||
| + | ** [[JVC KD-A 7|KD-A 7]] | ||
| + | ** [[JVC KD-A 8|KD-A 8]] | ||
| − | [[ | + | == Pictures == |
| + | * Picture: JVC KD-A 7 | ||
| + | [[File:JVC KD-A 7-Prospekt-1.jpg|1500px]] | ||
| − | == | + | * Excerpt from JVC brochure: JVC KD-A 7 |
| + | [[File:JVC KD-A 7-Prospekt-1.jpg|1500px]] | ||
| + | |||
| + | |||
| + | == Reports == | ||
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| − | [[ | + | [[Category:Cassette decks]] |
Latest revision as of 17:39, 11 March 2020
Data[edit]
General:
- Manufacturer: JVC
- Model: KD-A 7
- Type: Stereo cassette deck
- Years of manufacture: 1979 - 1982
- Made in: Japan
- Color: Silver
- Remote control: R-30 E optional)
- Power consumption: 40 watts
- Dimensions: 450 x 120 x 311 mm (WxHxD)
- Weight: 8.3 kg
- Original price approx.: 1'150 DM
- New price remote control R-30 E: 50 DM
Connections:
- Input sockets:
- Microphone jack x 2
- Max sensitivity / matching impedance: 0.2 mV (-72 dB) / 600 Ω - 10 k Ω
- Line In Jack x 2
- Minute Input Level / Impedance: 78 mV (-20 dB) / 100 k Ω
- Output jacks:
- Line-out jack x 2
- Output level / impedance: 0 to 300 mV / 3.7 k Ω
- Output level / impedance: 0 - 0.5 mW / 8 Ω - 1 k Ω
Technical data:
- Audio heads:
- 1x 2-SA (Sen alloy) heads X-cut head for recording and playback.
- 1x 2-Gap head for erasing
- Motors: 1x FG type DC servo motor for capstan, 1x DC motor for reel.
- Assembly:
- Semiconductors: 91 transistors;
- 4-FETs; 53 ICs; 23 LEDs;
- 97 diodes (11 Zener diodes); 1 Hall element
- Belt speed: 4.8 cm/s
- Synchronous fluctuations: 0.035 % (WRMS); 0.12 % (DIN 45500)
- Tape types: IV, II, I
- Frequency response: 0 dB=
- Metal band: 40 - 12,500 Hz (± 1 dB)
- SA / Chrome band: 40 - 12,500 Hz (± 1 dB)
- SF / Normal band: 40 - 12,500 Hz (± 1 dB)
- At -20 VU recording:
- Metal band: 15 - 18,000 Hz [25 - 17,000 Hz (± 3 dB)]
- SA / Chrome band: 15 - 18,000 Hz [25 - 17,000 (± 3 dB)]
- SF / Normal band: 15 - 17,000 Hz [25 - 16,000 Hz (± 3 dB)]
- THD: K3: 0.4 %; THD: 1.0 % (metal band, 1 kHz)
- Signal-to-noise ratio:
- ANRS - OFF: 60 dB (weighted, 1 kHz, 3% THD, metal band).
- ANRS- ON: Improved by 5 dB at 1 kHz and 10 dB at 5 kHz
- Crosstalk attenuation: Channel separation 35 dB (1 kHz)
- Bias frequency: 85 kHz
- Rewind time (C-60): 85 s
- Auto reverse: no
- Title search:
- Dolby: ANRS- ON: Improved by 5 dB at 1 kHz and 10 dB at 5 kHz.
Special Features:
- ANRS and Super ANRS, see also:
Remarks[edit]
Pictures[edit]
- Picture: JVC KD-A 7
- Excerpt from JVC brochure: JVC KD-A 7