• Year
  • 1949 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 148782

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Tuned circuits
  • 8 AM circuit(s)
  • Wave bands
  • Broadcast plus 2 Short Wave bands.
  • Details
  • Changer (Record changer)
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm
  • from Radiomuseum.org
  • Model: R-612 - Stewart Warner; Ontario
  • Notes
  • Model R612 uses tuning unit G-983790 and power supply & audio unit P8; built-in loop antenna; push-pull af output stage.
  • Circuit diagram reference
  • Radio College of Canada
  • Mentioned in
  • RCC Stewart-Warner Supplements Sheet 85, 86, 87

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