• Country
• Canada

• Manufacturer / Brand
• Stewart Warner; Ontario

• Year
• 1932–1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 139919

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

• Number of Tubes
• 11

• Valves / Tubes
• 57 56 58 56 58 58 57 27 47 47 80

• Main principle
• Superheterodyne (common); ZF/IF 177,5 kHz

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• from Radiomuseum.org
• Model: 57 Ch= 105 [type 57 AVC tube] - Stewart Warner; Ontario

• Notes
• Model 57 uses chassis 105; mains supply 115 V (60 cycles), 115 V (25 cycles) or 230 V (60 cycles, export model); push-pull af output stage.

• Circuit diagram reference
• Radio College of Canada

• Mentioned in
• RCC Stewart-Warner Sheet 13

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 325 models, 67 with images and 318 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stewart Warner; Ontario