• Year
  • 1947/1948
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 93899

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 1 AF stage(s)
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Line / Batteries (any type)
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • from Radiomuseum.org
  • Model: Bradna JBL37 - Breadner Co. Ltd.; Ottawa Ont.
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Circuit diagram reference
  • Radio College of Canada
  • Mentioned in
  • RCC Bradna section page 3 & 4.
  • Literature/Schematics (1)
  • Radio College of Canada, Individual Circuit Service, 1927-1953
  • Author
  • Model page created by Vitor Oliveira. See "Data change" for further contributors.

 Collections | Museums | Literature

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The model Bradna is part of the collections of the following members.

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