Portable Cassette Tape Recorder RD-428UA

Sharp; Osaka

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  • Year
  • 1975 ??
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 257577
    • alternative name: Hayakawa Electric Co.Ltd.

 Technical Specifications

  • Number of Transistors
  • 2
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Cassette-Recorder or -Player
  • Power type and voltage
  • Batteries / addl. power jack / AA: 4 x 1, 5 / 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.37 inch = 6 cm
  • Power out
  • 0.35 W (max.)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Portable Cassette Tape Recorder RD-428UA - Sharp; Osaka
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 4.171875 x 6.21875 x 1.6875 inch / 106 x 158 x 43 mm
  • Notes

  • Sharp Pocket Cassette Tape Recorder Model RD-428UA.
    100 - 8000 Hz
    Built-In Condenser Mic
    Earphone Jack, Ext. DC Jack 6V
     

  • Net weight (2.2 lb = 1 kg)
  • 0.35 lb (0 lb 5.6 oz) / 0.159 kg
  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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