• Year
  • 1938
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 173133

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superhet with RF-stage; ZF/IF 450 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / 135 & 2 & -1.5 & -6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 502B Ch= 502 - Standard Telephones and Cables
  • Shape
  • Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
  • Notes
  • Note, Mingay's "Radio Diagram & I.F. Index" gives the I.F. as 170 kHz so check both frequencies before aligning.
  • Circuit diagram reference
  • Australian Official Radio Service Manual Vol. I I
  • Literature/Schematics (1)
  • Mingay's Radio Diagram & I.F. Index
  • Author
  • Model page created by Stuart Irwin. See "Data change" for further contributors.

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