FM/SW/MW Radio Esaki Diode EFM-117J

Sony Corporation; Tokyo

  • Year
  • 1964
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 219070

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

 Technical Specifications

  • Number of Transistors
  • 11
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast, Short Wave plus FM or UHF.
  • Power type and voltage
  • Dry Batteries / 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: FM/SW/MW Radio Esaki Diode EFM-117J - Sony Corporation; Tokyo
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Sony FM/SW/MW Radio Esaki Diode EFM-117J;
    Tuning range: FM 76-90 MHz (Japan FM-band), SW 3.9-12 MHz, AM 530-1605 kHz.
    Battery supply: 4x UM-2 or size "C" cells and additional internal 2.6 V Mercury battery.
  • Author
  • Model page created by Bernhard Nagel. See "Data change" for further contributors.

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