Technics RS-777

Data

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

• 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:
  • Technics_RS-10A02
  • Technics_RS-1500_US
  • Technics_RS-1500_S4
  • Technics_RS-1506_US
  • Technics_RS-1520
  • Technics_RS-1700
  • Technics_RS-1800

Pictures

• Image: Technics RS-777

• Image: Technics RS-777

Links

• Image and description in English: [1]