Sony TC-WR 770

Data

General

• Manufacturer: Sony
• Model: TC-WR 770
• Type: Double
• Years of manufacture: approx. 1991/92
• Manufactured in: unknown.
• Color: anthracite
• Remote control: RM-J902 (special accessory)
• Power consumption: 29 W
• Dimensions: 430 x 135 x 355 mm (W/H/D)
• Weight: 6,3 kg
• Original price approx.: 898 DM

Connections

• Number of inputs:
  • Line (Cinch) sensitivity 77.5mV input impedance 47kOhm.
• Number of outputs:
  • Line (RCA) Nominal output level 0.32V at 47kOhm / load impedance above 10kOhm.
  • Headphone (stereo jack) output power 0-1,25mW at 32Ohm

Technical Data

• Audio heads: 2 each
• Motors: 3 each
• Synchronous fluctuations: +-0.09% W.Peak (IEC) / 0.06% WRMS (NAB) / +-0.16% W.Peak (DIN)
• Band types: Type I / Type II / Type IV
• Frequency response: Type I (30-15000Hz +-3dB, IEC) / Type II (30-17000Hz +-3dB, IEC) / Type IV (30-18000Hz +-3dB, IEC)

Distortion factor: 1.0% with type IV cassette Signal-to-noise ratio: for Type I / Type II / Type IV respectively Dolby OFF: 55 dB / 57 dB / 58 dB Dolby B: 63 dB / 65 dB / 66 dB

• • Dolby C: 70 dB / 72 dB / 73 dB
• Auto-Reverse: yes, both decks
• Title search: yes, AMS, both decks
• Dolby: yes, B/C and HX-PRO
• MPX filter: no
• Fader: no
• Pitch control: no
• CD sync recording: yes, with Sony CD player

Special Features

• BIAS, deck B only
• Quick reverse function for switching the running direction during recording and playback with very little interruption
• Automatic tape type detection during recording and playback
• Title skip, space skip and memory function for convenient title retrieval
• Relay function for successive recording and playback with both decks
• Auto playback function to automatically start playback after rewinding
• Timer-controlled recording and playback when a separately available timer is connected
• Synchronous overdubbing at either normal or high speed

Simultaneous recording function for recording the same signal source with both decks at the same time.

Pictures

Sony TC-WR 770

Sony RM-J902