• Year
  • 1953
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 102096

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Line / Batteries (any type) / 100-120/200-250 / 90 & 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: 781A - Champion Electric, Newhaven /
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • 4 Radio bands. MW, SW1 56-100m, SW2 31-55m, SW3 16-30m. Model 781B has LW band.
  • Literature/Schematics (1)
  • -- Original-techn. papers. (Paul Stennings CD Vol 1 & 2)
  • Author
  • Model page created by Mario Coelho. See "Data change" for further contributors.

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