Portable Transistor Radio TM-824

Hitachi Ltd.; Tokyo

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  • Year
  • 1971 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 350159
    • alternative name: Hitachi Sales Corp. of America

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

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Other, details in remarks or not known. / 6 /12 or AA: 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Portable Transistor Radio TM-824 - Hitachi Ltd.; Tokyo
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes

  • Portable transistor radio with MW only.  Can be installed in a vehicle and use a 6 or 12 volt supply, or be removed from the vehicle and use internal batteries (AA: 4 x 1.5).
    Switch for positive or negative ground and for 6 or 12 V voltage supply.
    Switch for two position tone control.
    Internal ferrite antenna and jack for external telescopic antenna. 
    Jack for external speaker.

  • Mentioned in
  • -- Schematic (Schemario Radio Autoradio Mangianastri edizioni "Il Rostro" Italy, March 1971.)
  • Author
  • Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

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