Radio Recorder RD-425S Ch= RD 425

Sharp; Osaka

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  • Year
  • 1975 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 219894
    • alternative name: Hayakawa Electric Co.Ltd.

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

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Cassette-Recorder or -Player
  • Power type and voltage
  • Line / Batteries (any type) / 220 / 4x 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch
  • Power out
  • 0.8 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Radio Recorder RD-425S Ch= RD 425 - Sharp; Osaka
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Radiorecorder mit MW und UKW, MW 520 - 1620 kHz, FM 87,5 - 107,5 MHz, AC 220 Volt 50 Hz.
  • Mentioned in
  • Original Sharp Service Unterlagen
  • Author
  • Model page created by Josef Pilz. See "Data change" for further contributors.

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