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| − | __NOTOC__
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| − | == Data ==
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| − | '''General'''
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| − | * Manufacturer: [[Marantz]]
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| − | * Model: 7700-2
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| − | * Type: Tape machine
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| − | * Years of manufacture: 1978 - 1979 (prototype presented)
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| − | * Made in: Japan
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| − | * Color: champagne, cabinet wood walnut
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| − | * Remote control:
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| − | * Power Consumption:
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| − | * Dimensions: 447 x 489 x 229 mm (WxHxD).
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| − | * Weight: 27,5 kg
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| − | * 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
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| − | | + | == Model 7700-2 == |
| − | '''Connections'''
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| − | * Number of inputs:
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| − | ** Microphone: 0.2 mV / 600 Ohm - 10 kOhm
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| − | ** Line In: 70 mV / 100 kOhm
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| − | ** Line In DIN:
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| − | * Number of outputs:
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| − | ** Line Out: 1.0 V
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| − | ** Headphone: 200 mV, 8 Ohm
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| − | | |
| − | '''Technical Data'''
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| − | * Max. Coil diameter: 26.5 cm
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| − | ** Recording / playback system:
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| − | *** Recording: 2-track, 2-channel, 4-track, 2-channel.
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| − | *** Playback: 2-track, 2-channel, 4-track, 2-channel
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| − | * Drive: 3 motors (1x AC-Servo Dual-Capstan, 2x 6-pole coils)
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| − | * Heads: 6 audio heads (2x 4-track recording, 2x 4-track playback, 2x 2-track erase)
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| − | * Tracks: 4
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| − | * Tape speeds: 9.5, 19 cm/s, 38 cm/s
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| − | * Speed fine adjustment: ± 6
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| − | * Synchronisation fluctuations:
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| − | ** at 9.5 cm/s: ± 0,5%
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| − | ** at 19 cm/s: ± 0,5%
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| − | ** at 38 cm/s: ± 0,5%
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| − | * Pitch fluctuations:
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| − | ** at 9.5 cm/s: < 0.08 %
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| − | ** at 19 cm/s: < 0.04 %
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| − | ** at 38 cm/s: < 0.03 %
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| − | * Overall frequency response: Low Noise Band
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| − | ** at 9.5 cm/s: 20 - 17'000 Hz, ± 3 dB)
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| − | ** at 19 cm/s: 20 - 29'000 Hz, ± 3 dB)
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| − | ** at 38 cm/s: 20 - 37'000 Hz, ± 3 dB)
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| − | * Signal-to-noise ratio: > 66 dB
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| − | * Signal-to-noise ratio: > 58 dB
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| − | * Distortion factor: < 0.4 % (100 Hz, 38 cm/s)
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| − | * Equalization: NAB
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| − | * Crosstalk attenuation: > 53 dB (1 kHz, stereo)
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| − | * Cancellation attenuation: > 70 dB
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| − | * Premagnetization and erasure frequency: 150 kHz
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| − | * Rewind speed: 130 seconds for 540 m band
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| − | * VU meter response time: 0.01 s
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| − | ** Return time: 0.8s
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| − | | |
| − | '''Special Features'''
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| − | * Test tone generator 400 Hz / 10'000 Hz
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| − | == Remarks == | |
| − | * Other models of the same series:
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| − | * Excerpt from brochure: Marantz 7700-2 prototype.
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| − | [[File:Marantz 7700-2-Prospekt-1.jpg]]
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| − | [[https://www.1001hifi.com/reeel-to-reel-classics.html image source: 1001hifi.com]]
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| − | | |
| − | == Reports ==
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| − | * Marantz offprint in "Hobby": [[http://www.hifi-archiv.info/Marantz/7700-2t/]]
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| − | * Report on this in "Classic Audio": [[http://www.classic-audio.com/marantz/7700.html]]
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| − | == Links ==
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| − | [[Category:Tape machines]]
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