Teac A-770

Data

General

• Manufacturer: Teac
• Model: A-770

Type: Cassette Tape Deck

• Years of manufacture: 1980 - 1982
• Made in: Japan
• Color: Silver
• Remote control:
• Power Consumption:
• Dimensions: 431 x 126 x 302 mm (WxHxD).
• Weight: 7 kg
• Original price approx.: 600 US-$, 1'350 DM

Connections

• Number of inputs:
  • Line In: 275 mV, 50 kOhm

Line In DIN: 60 mV, 50 kOhm

• • Microphone: 0.35 mV, > 200 Ohm
• Number of outputs:
  • Line Out: 435 mV, 50 kOhm

Line Out DIN: 30 mV, 50 kOhm

• • Headphones: 4 mW, max. 8 Ohm

Technical Data

• Audio heads: 3
  • Recording: 1
  • Playback: 1
  • Delete: 1
• Motors: 2
  • 1x record/playback: DC FG Servo for direct drive Capstan
  • 1x Coils: DC coil motor
• Synchronisation fluctuations: < 0.02 %
• Tape types: I, II, IV
• Frequency response:
  • Normal: 20 - 18'000 Hz, ± 3 dB
  • Chrome: 20 - 20'000 Hz, ± 3 dB

Metal: 20 - 21'000 Hz, ± 3 dB

• Distortion factor: 2.2
• Signal-to-noise ratio:
  • Dolby Off: 55 dB (1 kHz)
  • Dolby B On: 65 dB over 5 kHz
• Pre-magnetization and erase frequency:
• Rewind time: 90 seconds for C-60 cassette.

Special Features

• 3 heads and 2 motors
• Rear tape control

Remarks

• Other models in the same series:
• Teac A-550RX
• Teac A-660
• Teac A-770
• Teac CX-350
• Teac CX-400
• Teac CX-650R

Pictures

• Image: Teac A-770

• Excerpt from brochure: Teac A-660 / A-770