• Country
• United States of America (USA)

• Manufacturer / Brand
• Thordarson Electric Mfg. Co. ; Chicago (IL)

• Year
• 1947 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 190074

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

• Number of Tubes
• 7

• Valves / Tubes
• 6SJ7 6SJ7 6J5 6SN7GT 6B4G 6B4G 5U4G

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: T-31W10A - Thordarson Electric Mfg. Co. ;

• Shape
• Tablemodel, with any shape - general.

• Literature/Schematics (4)
• Photofact Folder, Howard W. SAMS (Set 30, Date 12/47, Folder 4720-30)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 65 models, 53 with images and 22 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Thordarson Electric Mfg. Co. ; Chicago (IL)