• Year
  • 1958 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 159960

 Technical Specifications

  • Number of Transistors
  • 3
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; Reflex
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 9 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: All Transistor Radio OTR-4 - Orion Electric Co., Ltd.;
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 0 x 4 x 0 inch / 0 x 102 x 0 mm
  • Notes
  • Orion Transistor OTR-4, All Transistor Radio, 3-Transistors Reflex Super Heterodyne;
    535 - 1650 kHz,
    chrome speaker grille, red front, reverse ivory colored, dial window for tuning & volume, earphones jack, sold with brown leather carrying case.
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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