• Year
  • 1940/1941
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 148232

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 465 kHz
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast plus 2 Short Wave bands.
  • Power type and voltage
  • Line / Batteries (any type) / 1,5 & 90; 105-125 Volt
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet.
  • from Radiomuseum.org
  • Model: 4531 Ch= 453 - Stewart Warner; Ontario
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Built-in loop antenna; mains supply 105-125 V AC or DC.
  • Circuit diagram reference
  • Radio College of Canada
  • Mentioned in
  • RCC Stewart-Warner Sheet 89

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