Compact Disc Player CDP-227ESD

Sony Corporation; Tokyo

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  • Year
  • 1987
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 235722

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • CD-Player, -Writer, MD, MOD (audio); Remote Control (with wire or wireless)
  • Power type and voltage
  • Alternating Current supply (AC) / 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Compact Disc Player CDP-227ESD - Sony Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 110 x 345 mm / 16.9 x 4.3 x 13.6 inch
  • Notes

  • A stereo hi-fi compact disc player with remote control (RM-D450). Staggered 4 D/A Converter System (2 x Philips TDA1541A-R1 DACs), 8 Times Oversampling 18 bit digital filter. RCA phono sockets for Fixed and Variable Line Output and Digital Output, Optical digital output connector and a jack for headphones with volume control.

    Specification  
    System Compact disc digital audio system
    Laser (KSS-151A) Semiconductor laser (λ = 780 nm)
    Emission duration: Continuous
    Frequency response 2 - 20,000Hz ±0.5 dB
    Signal-to-noise ratio More than 106 dB
    Dynamic range More than 96 dB
    Harmonic distortion Less than 0.0025%
    Channel separation More than 100 dB
    Wow and flutter Below measurable limit
    Outputs  
    Line Out (Fixed)
    (phono jacks)    		 Output Level 2 V (at 50kΩ)
    Load Impedance over 10kΩ
    Line Out (Variable)
    (phono jacks)    		 Output Level max. 2 V (at 50kΩ)
    Load Impedance over 50kΩ
    Digital Out (Coaxial)
    (phono jack)    		 Max. Output Level 0.5V p-p (75Ω)
    Load Impedance 75Ω
    Digital Out (Optical)
    (optical output connector)    		 Wave length 660 nm
    Output level -18 dBm
    Headphones
    (stereo phone jack)    		 Output level max. 28 mW
    Load impedance 32 Ω

    Versions/Power Requirements
    AEP model  /  220V AC 50/60Hz (internally adjustable to 240V)
    UK model  /  240V AC 50/60Hz (internally adjustable to 220V)

    Power Consumption:   22 W

    Similar to the Sony CDP-507ESD Compact Disc Player (US, Canadian & E model).

  • Net weight (2.2 lb = 1 kg)
  • 6.3 kg / 13 lb 14 oz (13.877 lb)
  • Source of data
  • -- Original prospect or advert
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service manual CDP-227ESD/507ESD dated 1988.4)
  • Author
  • Model page created by Rafael Chueca. See "Data change" for further contributors.

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

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