• Year
  • 1941 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 40751

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 456 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: S7403-5 - Firestone Tire & Rubber Co.
  • Dimensions (WHD)
  • 12 x 7.375 x 6.75 inch / 305 x 187 x 171 mm
  • Notes
  • Built in loop antenna.

    Radio case is book-matched walnut veneer.

    Note: Some S7403-5 radios use a variation of the S7403-6 circuit.

  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before
  • Literature/Schematics (1)
  • Riders 12-2

 Collections | Museums | Literature

Collections

The model S7403-5 is part of the collections of the following members.

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