Six Transistor Deluxe (Japan 403) KTR-624

Koyo Denki Co. Ltd.; Kodaira, Tokyo

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  • Year
  • 1964 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 191524

 Technical Specifications

  • Number of Transistors
  • 6
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / AA: 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 7 cm = 2.8 inch
  • Power out
  • 0.3 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Six Transistor Deluxe KTR-624 - Koyo Denki Co. Ltd.; Kodaira,
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 155 x 82 x 42 mm / 6.1 x 3.2 x 1.7 inch
  • Notes

  • See also the externally similar models 6V, 9V, AM-62, Lafayette, Minerva, MW, TMK, Wahda and Winston.

    The common color for the back cover is dark green. There also is a brown leather case with a strap. Hitachi metal germanium transistors are used. 

    Made in Japan 403

  • Net weight (2.2 lb = 1 kg)
  • 0.370 kg / 0 lb 13 oz (0.815 lb)
  • External source of data
  • Yaşar Mengüç, Turkey
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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The model Six Transistor Deluxe (Japan 403) is part of the collections of the following members.

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