Sony TC-K 777 specifications

Category : Cassette decks

Brand : Sony

General :

Tech nical specifications:

The TC-K 777 was Sony 's flagship tape deck between 1980 and 1987. Today (1/2024) it is very rarely found in the used market and if at lover prices. Even rarer is the 1986 "ESII" variant. It certainly belongs to the top decks of the early eighties.

  • Manufacturer: Sony
  • Model: TC-K 777
  • Type: Cassette Tape Deck
  • Years of Construction: 1980 - 1983
  • Color: Silver
  • Power Consumption: 41 W
  • Dimensions: 430 x 105 x 390 mm (WxHxD)
    • < li>Weight: 9,8 kg
  • Original price approx.: 2.000,- DM
  • Type: 3-head, Compact cassette deck
  • Back Strap Control
  • Double Capstan
  • Sound Heads: 1 x Combination Rec/Play, 1 x Extinguishing Head
  • Band types: Fer ro I, FeCr, Cr02 II, Metal IV,
  • Noise reduction: Dolby NR
  • Frequency response: 30 Hz - 18,000 Hz ± 3dB (IV, Dolby off))
  • Signal-to-noise ratio:
    • 65 dB (Dolby B)
    • 60 dB (Dolby off) Sony IV
  • Synchronisation fluctuation: 0.025 % (WRMS )
  • Total Harmonic distortion: 0.8 % (Sony III, IV)
  • Bias frequency: 105 kHz
  • Input: 77.5mV (line)
  • Output: 0.435V (line) 50 kohm
  • Headphone output adjustable: yes
  • Backband control: yes
  • Rewinding time: 80 s (C-60)
    65 dB (Dolby B)
  • 60 dB (Dolby off) Sony IV
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