Difference between revisions of "Technics RS-777"

 
 
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== Bilder ==
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__NOTOC__
[[RS-777.jpg]]
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== Data ==
 +
{{navigation}}
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'''General'''
 +
* Manufacturer: [[Technics]]
 +
* Model: RS-777
 +
* Years of manufacture: 1978 to 1986
 +
* Made in: Osaka, Japan
 +
* Color: silver
 +
* Remote control: optional
 +
* Power supply: AC 100V / 50/60Hz
 +
* Power consumption: 70 W
 +
* Dimensions: Width:430 mm, Height: 373 mm, Depth: 259 mm.
 +
* Weight: approx. 22 kg
 +
* Original price approx.: 1800 DM (converted selling price 1978 in Japan, the machine was not offered on the German market however!)
 +
 
 +
 
 +
'''Connections'''
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* Number of outputs: 2
 +
** Headphones: 90 mV/8Ohm
 +
Line Out: 0.65 V (OVU)/at 22 kOhm
 +
** DIN: 
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* Number of inputs: 3
 +
** Microphone: 0.25 mV (-72 dB)/400 Ohm - 10 kOhm
 +
** Line In: 60 mV (-24 dB)/50 kOhm
 +
** Trough Out: 0.125 mV (-78 dB)
 +
 
 +
 
 +
'''Technical Data'''
 +
* Max.coil diameter: 18 cm
 +
Drive: Direct-drive, collectorless DC motor with phase-locked quartz control for the tone shaft, two direct-drive, collectorless DC motors with tape tension control for the winding plates
 +
* Heads: 6 tone heads (RP-2R2P headstock)
 +
* Tracks: 4-track, 2-channel stereo record/playback
 +
* Tape speeds: 9.5 cm/s, 19 cm/s and 38 cm/s
 +
* Slip:
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** at 9.5 cm/s:
 +
** at 19 cm/s: 0.04% (WRMS)
 +
** at 38 cm/s: 0.018% (WRMS)
 +
* Pitch fluctuations:
 +
* Overall frequency response:
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** at 9.5 cm/s:
 +
** at 19 cm/s: 30 - 25,000 Hz, +/-3 dB
 +
** at 38 cm/s: 30 - 30,000 Hz, +/-3 dB
 +
* Signal-to-noise ratio:
 +
* extraneous signal-to-noise ratio (pickup level = 3% total harmonic distortion):
 +
** at 9.5 cm/s: dB
 +
** at 19 cm/s: dB
 +
** at 38 cm/s: 57 dB
 +
* Total harmonic distortion (0 VU): 0.8%
 +
* Crosstalk attenuation (38 cm/s):
 +
* Crosstalk attenuation at 1 kHZ in stereo mode:
 +
* Cancellation attenuation: at 19 cm/s:
 +
* Premagnetization and extinction frequency:
 +
 
 +
 
 +
'''Special Features'''
 +
* Autoreverse operation (works via photocell, requires clear tape to be spliced in).
 +
Digital level meter
 +
Isolated loop tape guide
 +
 
 +
 
 +
== Remarks ==
 +
* This model was only sold in Japan.
 +
* Spare parts and accessories are no longer available from Panasonic or Technics.
 +
 
 +
 
 +
* Other models in the same series:
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** [[Technics_RS-10A02]]
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** [[Technics_RS-1500_US]]
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** [[Technics_RS-1500_S4]]
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** [[Technics_RS-1506_US]]
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** [[Technics_RS-1520]]
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** [[Technics_RS-1700]]
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** [[Technics_RS-1800]]
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 +
 
 +
== Pictures ==
 +
* Image: Technics RS-777
 +
[[Image: RS-777-2.jpg]]
 +
 
 +
 
 +
* Image: Technics RS-777
 +
[[Image: RS-777.jpg]]
 +
 
 +
 
 +
== Reports ==
 +
 
 +
 
 +
== Links ==
 +
* Image and description in English: [http://www.thevintageknob.org/TECHNICS/RS777/RS777.html]
 +
 
 +
 
 +
[[Category:Tape Machines]]

Latest revision as of 09:51, 8 November 2020

Data[edit]

General

  • Manufacturer: Technics
  • Model: RS-777
  • Years of manufacture: 1978 to 1986
  • Made in: Osaka, Japan
  • Color: silver
  • Remote control: optional
  • Power supply: AC 100V / 50/60Hz
  • Power consumption: 70 W
  • Dimensions: Width:430 mm, Height: 373 mm, Depth: 259 mm.
  • Weight: approx. 22 kg
  • Original price approx.: 1800 DM (converted selling price 1978 in Japan, the machine was not offered on the German market however!)


Connections

  • Number of outputs: 2
    • Headphones: 90 mV/8Ohm

Line Out: 0.65 V (OVU)/at 22 kOhm

    • DIN:
  • Number of inputs: 3
    • Microphone: 0.25 mV (-72 dB)/400 Ohm - 10 kOhm
    • Line In: 60 mV (-24 dB)/50 kOhm
    • Trough Out: 0.125 mV (-78 dB)


Technical Data

  • Max.coil diameter: 18 cm

Drive: Direct-drive, collectorless DC motor with phase-locked quartz control for the tone shaft, two direct-drive, collectorless DC motors with tape tension control for the winding plates

  • Heads: 6 tone heads (RP-2R2P headstock)
  • Tracks: 4-track, 2-channel stereo record/playback
  • Tape speeds: 9.5 cm/s, 19 cm/s and 38 cm/s
  • Slip:
    • at 9.5 cm/s:
    • at 19 cm/s: 0.04% (WRMS)
    • at 38 cm/s: 0.018% (WRMS)
  • Pitch fluctuations:
  • Overall frequency response:
    • at 9.5 cm/s:
    • at 19 cm/s: 30 - 25,000 Hz, +/-3 dB
    • at 38 cm/s: 30 - 30,000 Hz, +/-3 dB
  • Signal-to-noise ratio:
  • extraneous signal-to-noise ratio (pickup level = 3% total harmonic distortion):
    • at 9.5 cm/s: dB
    • at 19 cm/s: dB
    • at 38 cm/s: 57 dB
  • Total harmonic distortion (0 VU): 0.8%
  • Crosstalk attenuation (38 cm/s):
  • Crosstalk attenuation at 1 kHZ in stereo mode:
  • Cancellation attenuation: at 19 cm/s:
  • Premagnetization and extinction frequency:


Special Features

  • Autoreverse operation (works via photocell, requires clear tape to be spliced in).

Digital level meter Isolated loop tape guide


Remarks[edit]

  • This model was only sold in Japan.
  • Spare parts and accessories are no longer available from Panasonic or Technics.



Pictures[edit]

  • Image: Technics RS-777

RS-777-2.jpg


  • Image: Technics RS-777

RS-777.jpg


Reports[edit]

Links[edit]

  • Image and description in English: [1]