Sony TC-K 870 ES

Data[edit]

Sony Single Cassette Deck TC-K870 ES


General:

  • Manufacturer: Sony
  • Model: TC-K870ES
  • Year of manufacture: 1991-92
  • Type:Single cassette deck
  • Dimensions: 430 x 135 x 350 mm (WxHxD), with side panels 47 cm
  • Power: 220 V, 23 Watt (Europe)
  • Weight: 6.9 kg
  • Remote control: yes, (RM-J701 and others optionally available)
  • Price: approx.1000 DM; (600 US $)


Technical data:

  • Tracks: 4-track, 2-channel (stereo)
  • Dual-Capstan
  • Tape speed: 4.8 cm/ s
  • Rewind time (C-60): 90 s
  • 3 heads: 1 x record, 1 x playback, 1 x erase head
  • 3 motors: 1 x Reel, 1 x Capstan, 1 x Aux
  • Tape types: Normal I, Cr02 II, Metal IV,
  • Noise reduction: Dolby B, C, HX Pro
  • Frequency response:
    • Type I: 15- 17,000 Hz

Type II: 15- 20,000 Hz Type IV: 15- 22,000 Hz Signal-to-noise ratio:

    • Type I: 72 dB (Dolby C), 57 dB (Dolby off).

Type II: 74 dB (Dolby C), 59 dB (Dolby off) Type IV: 76 dB (Dolby C), 61 dB (Dolby off)

  • Coincidence fluctuation: 0.024 % (WRMS), 0.05% (DIN, weighted), 0.14% (DIN unweighted), for details see Stereo 12/1991, p.46

Distortion factor: 1.0 %

  • Input: 77.5 mV (line)
  • Output: 0.44 V (line) = -5dBu; @ Dolby Point= 496mV-160nWb/m; @ 0VU Point = 620mV-200nWb/m ; @ 0dBu Point = 775mV-250nWb/m


Special Features:

  • Laser Amorphous Tone Head.
  • Microprocessor-controlled 3-motor drive with quartz-stabilized direct drive.
  • Sapphire bearing mounted drive shaft
  • Double capstan drive
  • Cassette stabilizer
  • Motor-driven cassette compartment
  • Record level and bias calibration with 2 tone generators
  • Additional 3-stage equalization circuitry
  • Dolby B/C
  • Disconnectable Dolby HX-Pro
  • 24-segment level meter with peak hold
  • Real-time tape counter
  • Title search
  • CD direct input
  • Adjustable headphone output
  • Gold-plated connection sockets
  • Disconnectable display
  • Prepared for IR remote control (RM-J 701 available as optional accessory)
  • Background control

Remarks[edit]

Other models in the same series:

Pictures[edit]

Datei:Tck870es.JPG

Reports[edit]

  • Stereo 12/1991: Test winner, Absolute top class, 93% (sound 97%, workmanship 79%, practicality 85%, features 79%), Stereo recommendation: 3 stars, excellent

Links[edit]

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