• Year
  • 1968 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 251641

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

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Batteries / addl. power jack / AA: 4 x 1,5 / 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 cm = 2.6 inch
  • Power out
  • 0.2 W (0.35 W max.)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: National Panasonic 8 Transistor R-225J - Panasonic, Matsushita,
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 155 x 109 x 40 mm / 6.1 x 4.3 x 1.6 inch
  • Notes
  • Coverage:

    • MW = 525 - 1605 kHz
    • SW = 5.9 - 18 MHz
  • Net weight (2.2 lb = 1 kg)
  • 0.5 kg / 1 lb 1.6 oz (1.101 lb)
  • Mentioned in
  • -- Original-techn. papers.
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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