Discman CD Compact Player D-250

Sony Corporation; Tokyo

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  • Year
  • 1989/1989
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 290917

 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
  • Direct Current supply (DC) / 9 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Discman CD Compact Player D-250 - Sony Corporation; Tokyo
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 127.3 x 24.1 x 136.2 mm / 5 x 0.9 x 5.4 inch
  • Notes

  • A small portable stereo compact disc player powered by either a supplied 9 volt AC mains adaptor or a supplied rechargeable battery pack. Can also be powered by a car battery via an optional CPM-100P car mounting kit or DCC-120 car battery cord both of which plug into the car cigar lighter. AVLS antivibration System. Jacks for DC In 9 V, Line Out, Remote and Phones with volume control. Display window showing Track number and elapsed time. AMS (Automatic Music Sensor) function, Program, Repeat and Shuffle play modes.

    Specification  
    System Compact disc digital audio system
    Error correction Sony Super Strategy Cross Interleave Reed Solomon Code
    D-A conversion 16-bit linear, 4 times oversampling digital filter
    Frequency Response 20 - 20,000 Hz ±1 dB
    Dynamic range More than 90 dB
    Signal-to-noise ratio More than 85 dB
    Wow and flutter Below measurable limit
    Line Out
    (Stereo minijack)    		 Output level 0.7 V rms at 50 kΩ
    Load Impedance over 10 kΩ
    Headphones 9 mW + 9 mW at 32 Ω

    Supplied Accessories
    AC Power Adaptor
    BP2 Rechargeable battery pack
    Carrying case
    Connecting cord (stereo miniplug -> two phono plugs)

    Optional Accessories
    BP-100 Rechargeable battery pack
    CPM-100P Car Mount plate
    DCC-120A Car battery cord
    CPA-1 or CPA-2 Car connection kit
    RM-DM1K (wireless) or RM-DM2 (wired) remote control

    9 V mains adaptor versions
    AEP, France model:  AC-930AEP model:  220 VAC 50 Hz
    UK AC-930A model:  240 VAC 50 Hz
    Australia AC-930A model: 240 VAC 50 Hz
    E AC-950W model: 110 - 240 V adjustable

    Power Consumption: 1.9 W DC

    Very similar to the Sony D-25 (US & Canada models) Discman.

  • Net weight (2.2 lb = 1 kg)
  • 0.380 kg / 0 lb 13.4 oz (0.837 lb)
  • Mentioned in
  • -- Original-techn. papers.
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service Manual D-25/250)
  • Author
  • Model page created by Danko Tkalec. See "Data change" for further contributors.

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The model Discman CD Compact Player is part of the collections of the following members.

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