Compact Disc Player CDP-X7ESD

Sony Corporation; Tokyo

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  • Year
  • 1989
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 316180

 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) / 120; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Compact Disc Player CDP-X7ESD - Sony Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 470 x 125 x 375 mm / 18.5 x 4.9 x 14.8 inch
  • Notes

  • A stereo hi-fi compact disc player with remote control (RM-D770) housed in a metal cabinet with wooden side panels (except the UK model). Digital Sync/High Precision D/A System. With Single Play, Shuffle Play, Program Play, Program Edit, Repeat Play, Custom Files (Program Bank, Custom Index), Fade In/Fade Out. RCA phono sockets for Fixed and Variable Line Out, XLR Balanced Output connectors, Coaxial Digital Out socket and Optical Digital Out connector. Jack for headphones with volume control. RAM memory storage held for more than a month (after turning the power OFF).

    Specification  
    Disc  Compact Disc
    Data read system Non-Contact optical reading (using a semiconductor laser)
    Laser (KSS-190A)  GaAIAs dual hetero-diode (λ (wavelength) = 780 nm)
    Spindle speed  Approx. 200 rpm - 500 rpm (CLV)
    Error correction Sony Super Strategy Cross Interleave Reed Solomon code
    Frequency response 2-20,000 Hz ±0.5 dB
    Signal to noise ratio More than 115 dB
    Dynamic range More than 100 dB
    Harmonic distortion Less than 0.0015% (1 kHz)
    Channnel separation More than 110 dB (1 kHz)
    Wow and flutter  Below measurable limit
    Output jacks  
    Line Out (Fixed) Output level 2 V (at 50 kΩ)
    Load impedance over 10 kΩ
    Line Out (Variable) Output level max. 2 V (at 50 kΩ)
    Load impedance over 50 kΩ
    Balanced Output
    XLR-3-32 connectors    		  not specified
    Digital Out
    (Coaxial)    		 Output level 0.5 Vp-p (at 75 Ω)
    Load impedance 75 Ω
    Digital Out
    (Optical)    		 Wave length 660 nm
    Output level -18 dBm

    Versions/Power requirements
    US model: /  AC 120 V 60 Hz
    Canadian model: /  AC 120 V 60 Hz
    AEP model: /  AC 220 V 50/60 Hz
    UK model: /  AC 240 V 50/60 Hz

    Power consumption:   26 watts

    UK model cabinet variation
    The UK model does not have wooden side panels so its dimensions and weight differ from the others above  :
    Dimensions (WHD):   430 x 125 x 375 mm (17 x 5 x 14⅝ inches)
    Net weight :  16 kg (35 lb 5 oz)

    Remote Commander RM-D770
    Remote control system Infrared control
    Power requirements 3V DC (with two R6 (size AA) batteries)
    Dimensions (W/H/D) 67 x 20 x 175 mm
    Weight 110 g (4 oz) (including batteries)
  • Net weight (2.2 lb = 1 kg)
  • 17 kg / 37 lb 7.1 oz (37.445 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service Manual CDP-X7ESD dated 1989.4)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Operating Instructions CDP-X7ESD dated 1989)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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