• Year
  • 1967 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 177809

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

 Technical Specifications

  • Number of Transistors
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 465 kHz; 3 AF stage(s); Reflex
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 4.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Chunlei 春雷 504 - Shanghai No.3 上海无线电三厂
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 174 x 110 x 46 mm / 6.9 x 4.3 x 1.8 inch
  • Notes
  • The radio model Chunlei 春雷 504 (Spring Thunder) receives broadcast 535 - 1605 kc. The IF was not given, but is normally 465 kc. Data 1 mV/m, 50 mW. Loudspeaker is 8 ohm.
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum