• Country
• Canada

• Manufacturer / Brand
• Stewart Warner; Ontario

• Year
• 1939 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 359952

• Number of Tubes
• 4

• Valves / Tubes
• 1A7G 1N5G 1H5G 1C5G

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1.5 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: R-438 - Stewart Warner; Ontario

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 15 x 7.25 x 9 inch / 381 x 184 x 229 mm

• Notes

• Model R-438 has a separate tone control.

  Similar chassis to Stewart Warner model R-436.

• Author
• Model page created by Stan Marlin. See "Data change" for further contributors.

• Other Models

• Here you find 326 models, 68 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