Technics RS-777 specifications

General

Connections

Tech nical data

Special equipment

Manufacturer: Tech nics
Model: RS-777
Years of construction: 1978 to 1986
Manufactured 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
New price approx.: 1800 DM (converted sales price 1978 in Japan, but the machine was not offered on the German market!)

Number of Outputs: 2
- Headphones: 90 mV/8Ohm
- Line Out: 0.65V (OVU)/on 22 kOhm
- DIN:
Number of Inputs: 3
- Microphone: 0.25mV (-72 dB)/400 Ohm - 10 kOhm
- Line In: 60 mV (-24 dB)/50 kOhm
- Trough Out: 0.125mV (-78 dB)

Headphones: 90 mV/8Ohm

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

DIN:

Max.Coil diameter: 18 cm
Drive: Direct-driven, collectorless DC motor with phase-locked quartz control for the tone wave, two direct-driven, collectorless DC motors with tape tension control for the winding plates
Heads: 6 sound heads (head carrier RP-2R2P)
Tracks: 4-track, 2-channel stereo recording/playback
Belt 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 variations:
Total 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:
External voltage ratio (talk-on 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%
Synchronisation fluctuations (38 cm/s):
Crosstalk attenuation at 1 kHz in Stereo operation:
Extinguishing attenuation: at 19 cm/s:
Pre-magnetization and extinguishing frequency:

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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

Autoreverse operation (Works via a photocell, for this it is necessary to splice transparent tape)
Digital level indicator
"Isolated Loop" Tape guide

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