Compact Disc Player CDP-70

Sony Corporation; Tokyo

  • Year
  • 1985
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 315753

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • CD-Player, -Writer, MD, MOD (audio); Radio Control (+Remote Wire etc)
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 120; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Compact Disc Player CDP-70 - Sony Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 70 x 280 mm / 16.9 x 2.8 x 11 inch
  • Notes
  • A hi-fi stereo compact disc player with optional remote control (RM-D1K). With RCA Line Out sockets, Control S system connector and unswitched AC outlet. Features include AMS (Automatic Music Sensor) for quick selection location, RMS (Random Music Sensor) for listening order preference, Repeat functions for one selection or the whole disc, large and clear digital display for elapsed playing time and remaining playing time.

    Specification  
    System Compact disc digital audio system
    Disc Compact Disc
      Track pitch
      Sampling frequency
      Quantization
      Modulation system
      Transfer rate
    1.6 µm
    44.1 kHz
    16 bit linear quantizing/channel
    EFM
    2.03 Mbit/sec. (before modulation)
       
    Laser diode properties (KSS-121A) Material : GaAIAs
    Wavelength : 780 nm
    Emission duration : Continuous
    Laser output : Max. 0.6 mW
    Spindle speed 200 r.p.m. to 500 r.p.m. (CLV)
    Scan velocity 1.2 - 1.4 m/sec.
    Error correction Sony Super Strategy Cross Interleave Read Solomon Code
    Number of channels 2
    D-A conversion 16-bit linear
    Frequency response 2 - 20,000 Hz ±0.5 dB (US, Canadian model)
    2 - 20,000 Hz +0.5 dB, -1.0dB (AEP, UK, E model)
    Harmonic distortion Less than 0.004 % (1 kHz)
    Dynamic range More than 90 dB
    Channel separation More than 90 dB
    Wow and flutter Below measurable limit
    Outputs  
      Line outputs Output level 2V rms (at MSB)
    Load impedance over 10 kΩ
      Headphones 28 mW at 32 Ω

    Versions/Power Requirements
    AEP model:  /  220 V AC, 50/60 Hz
    UK model:  /  240 V AC, 50/60 Hz
    US, Canadian model:  /  120 V AC, 60 Hz
    E model:  /  110/120/220/240 V AC 50/60 Hz adjustable

    Power consumption 13 W

  • Net weight (2.2 lb = 1 kg)
  • 4.1 kg / 9 lb 0.5 oz (9.031 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service Manual CDP-70 dated 1985)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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