Difference between revisions of "JVC KD-A 7"
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__NOTOC__ | __NOTOC__ | ||
− | == | + | == Data == |
− | {{ | + | {{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 |
− | ''' | + | '''Connections:''' |
− | * | + | * Input sockets: |
− | ** | + | ** Microphone jack x 2 |
− | ** Max | + | ** Max sensitivity / matching impedance: 0.2 mV (-72 dB) / 600 Ω - 10 k Ω |
− | ** Line | + | ** Line In Jack x 2 |
− | ** Minute | + | ** Minute Input Level / Impedance: 78 mV (-20 dB) / 100 k Ω |
− | * | + | * Output jacks: |
− | ** Line- | + | ** 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 | + | ** 1x 2-SA (Sen alloy) heads X-cut head for recording and playback. |
− | ** 1x 2-Gap | + | ** 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; | ** 4-FETs; 53 ICs; 23 LEDs; | ||
− | ** 97 | + | ** 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 / | + | ** SA / Chrome band: 40 - 12,500 Hz (± 1 dB) |
− | ** SF / | + | ** 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 / | + | ** SA / Chrome band: 15 - 18,000 Hz [25 - 17,000 (± 3 dB)] |
− | ** SF / | + | ** 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 ( | + | ** ANRS - OFF: 60 dB (weighted, 1 kHz, 3% THD, metal band). |
− | ** ANRS- ON: | + | ** ANRS- ON: Improved by 5 dB at 1 kHz and 10 dB at 5 kHz |
− | * | + | * Crosstalk attenuation: Channel separation 35 dB (1 kHz) |
− | * Bias | + | * Bias frequency: 85 kHz |
− | * | + | * Rewind time (C-60): 85 s |
− | * Auto | + | * Auto reverse: no |
− | * | + | * Title search: |
− | * Dolby: ANRS- ON: | + | * Dolby: ANRS- ON: Improved by 5 dB at 1 kHz and 10 dB at 5 kHz. |
− | ''' | + | '''Special Features:''' |
− | * ANRS | + | * ANRS and Super ANRS, see also: |
− | ** [[ | + | ** [[ANRS]] |
− | == | + | == Remarks == |
− | * | + | * Other models in the same series: |
− | ** [[JVC KD-A | + | ** [[JVC KD-A 1|KD-A 1]] |
− | ** [[JVC KD-A | + | ** [[JVC KD-A 2|KD-A 2]] |
− | + | ** [[JVC KD-A 3|KD-A 3]] | |
− | ** [[JVC KD- | + | ** [[JVC KD-A 5|KD-A 5]] |
− | ** [[JVC KD- | + | ** [[JVC KD-A 6|KD-A 6]] |
− | |||
− | ** [[JVC KD-A | ||
** [[JVC KD-A 7|KD-A 7]] | ** [[JVC KD-A 7|KD-A 7]] | ||
** [[JVC KD-A 8|KD-A 8]] | ** [[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 16:39, 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