Difference between revisions of "Marantz 7700-2"
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| + | __NOTOC__ | ||
| + | == Data == | ||
| + | '''General''' | ||
| + | * Manufacturer: [[Marantz]] | ||
| + | * Model: 7700-2 | ||
| + | * Type: Tape machine | ||
| + | * Years of manufacture: 1978 - 1979 (prototype presented) | ||
| + | * Made in: Japan | ||
| + | * Color: champagne, cabinet wood walnut | ||
| + | * Remote control: | ||
| + | * Power Consumption: | ||
| + | * Dimensions: 447 x 489 x 229 mm (WxHxD). | ||
| + | * Weight: 27,5 kg | ||
| + | * Original price: unit was never built in series, according to Stereo Review from May 1979 a price of 2'500 US-$ was planned, according to special edition "Hobby" (see reports) in Germany a price of 3'200 DM | ||
| − | |||
| − | * | + | '''Connections''' |
| − | * | + | * Number of inputs: |
| − | * | + | ** Microphone: 0.2 mV / 600 Ohm - 10 kOhm |
| − | * | + | ** Line In: 70 mV / 100 kOhm |
| − | * | + | ** Line In DIN: |
| − | * | + | * Number of outputs: |
| − | * | + | ** Line Out: 1.0 V |
| + | ** Headphone: 200 mV, 8 Ohm | ||
| + | |||
| + | |||
| + | '''Technical Data''' | ||
| + | * Max. Coil diameter: 26.5 cm | ||
| + | ** Recording / playback system: | ||
| + | *** Recording: 2-track, 2-channel, 4-track, 2-channel. | ||
| + | *** Playback: 2-track, 2-channel, 4-track, 2-channel | ||
| + | * Drive: 3 motors (1x AC-Servo Dual-Capstan, 2x 6-pole coils) | ||
| + | * Heads: 6 audio heads (2x 4-track recording, 2x 4-track playback, 2x 2-track erase) | ||
| + | * Tracks: 4 | ||
| + | * Tape speeds: 9.5, 19 cm/s, 38 cm/s | ||
| + | * Speed fine adjustment: ± 6 | ||
| + | * Synchronisation fluctuations: | ||
| + | ** at 9.5 cm/s: ± 0,5% | ||
| + | ** at 19 cm/s: ± 0,5% | ||
| + | ** at 38 cm/s: ± 0,5% | ||
| + | * Pitch fluctuations: | ||
| + | ** at 9.5 cm/s: < 0.08 % | ||
| + | ** at 19 cm/s: < 0.04 % | ||
| + | ** at 38 cm/s: < 0.03 % | ||
| + | * Overall frequency response: Low Noise Band | ||
| + | ** at 9.5 cm/s: 20 - 17'000 Hz, ± 3 dB) | ||
| + | ** at 19 cm/s: 20 - 29'000 Hz, ± 3 dB) | ||
| + | ** at 38 cm/s: 20 - 37'000 Hz, ± 3 dB) | ||
| + | * Signal-to-noise ratio: > 66 dB | ||
| + | * Signal-to-noise ratio: > 58 dB | ||
| + | * Distortion factor: < 0.4 % (100 Hz, 38 cm/s) | ||
| + | * Equalization: NAB | ||
| + | * Crosstalk attenuation: > 53 dB (1 kHz, stereo) | ||
| + | * Cancellation attenuation: > 70 dB | ||
| + | * Premagnetization and erasure frequency: 150 kHz | ||
| + | * Rewind speed: 130 seconds for 540 m band | ||
| + | * VU meter response time: 0.01 s | ||
| + | ** Return time: 0.8s | ||
| + | |||
| + | |||
| + | '''Special Features''' | ||
| + | * Test tone generator 400 Hz / 10'000 Hz | ||
| + | |||
| + | |||
| + | == Remarks == | ||
| + | * Other models of the same series: | ||
| + | |||
| + | |||
| + | |||
| + | |||
| + | * Excerpt from brochure: Marantz 7700-2 prototype. | ||
| + | [[File:Marantz 7700-2-Prospekt-1.jpg]] | ||
| + | |||
| + | [[https://www.1001hifi.com/reeel-to-reel-classics.html image source: 1001hifi.com]] | ||
| + | |||
| + | == Reports == | ||
| + | * Marantz offprint in "Hobby": [[http://www.hifi-archiv.info/Marantz/7700-2t/]] | ||
| + | |||
| + | |||
| + | * Report on this in "Classic Audio": [[http://www.classic-audio.com/marantz/7700.html]] | ||
| + | |||
| + | |||
| + | == Links == | ||
| + | |||
| + | |||
| + | [[Category:Tape machines]] | ||
Latest revision as of 18:25, 3 February 2021
Data[edit]
General
- Manufacturer: Marantz
- Model: 7700-2
- Type: Tape machine
- Years of manufacture: 1978 - 1979 (prototype presented)
- Made in: Japan
- Color: champagne, cabinet wood walnut
- Remote control:
- Power Consumption:
- Dimensions: 447 x 489 x 229 mm (WxHxD).
- Weight: 27,5 kg
- Original price: unit was never built in series, according to Stereo Review from May 1979 a price of 2'500 US-$ was planned, according to special edition "Hobby" (see reports) in Germany a price of 3'200 DM
Connections
- Number of inputs:
- Microphone: 0.2 mV / 600 Ohm - 10 kOhm
- Line In: 70 mV / 100 kOhm
- Line In DIN:
- Number of outputs:
- Line Out: 1.0 V
- Headphone: 200 mV, 8 Ohm
Technical Data
- Max. Coil diameter: 26.5 cm
- Recording / playback system:
- Recording: 2-track, 2-channel, 4-track, 2-channel.
- Playback: 2-track, 2-channel, 4-track, 2-channel
- Recording / playback system:
- Drive: 3 motors (1x AC-Servo Dual-Capstan, 2x 6-pole coils)
- Heads: 6 audio heads (2x 4-track recording, 2x 4-track playback, 2x 2-track erase)
- Tracks: 4
- Tape speeds: 9.5, 19 cm/s, 38 cm/s
- Speed fine adjustment: ± 6
- Synchronisation fluctuations:
- at 9.5 cm/s: ± 0,5%
- at 19 cm/s: ± 0,5%
- at 38 cm/s: ± 0,5%
- Pitch fluctuations:
- at 9.5 cm/s: < 0.08 %
- at 19 cm/s: < 0.04 %
- at 38 cm/s: < 0.03 %
- Overall frequency response: Low Noise Band
- at 9.5 cm/s: 20 - 17'000 Hz, ± 3 dB)
- at 19 cm/s: 20 - 29'000 Hz, ± 3 dB)
- at 38 cm/s: 20 - 37'000 Hz, ± 3 dB)
- Signal-to-noise ratio: > 66 dB
- Signal-to-noise ratio: > 58 dB
- Distortion factor: < 0.4 % (100 Hz, 38 cm/s)
- Equalization: NAB
- Crosstalk attenuation: > 53 dB (1 kHz, stereo)
- Cancellation attenuation: > 70 dB
- Premagnetization and erasure frequency: 150 kHz
- Rewind speed: 130 seconds for 540 m band
- VU meter response time: 0.01 s
- Return time: 0.8s
Special Features
- Test tone generator 400 Hz / 10'000 Hz
Remarks[edit]
- Other models of the same series:
- Excerpt from brochure: Marantz 7700-2 prototype.
Reports[edit]
- Marantz offprint in "Hobby": [[1]]
- Report on this in "Classic Audio": [[2]]