• Country
• United States of America (USA)

• Manufacturer / Brand
• Supertone Products Co., Inc.; Brooklyn, NY

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 287910

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

• Number of Tubes
• 4

• Valves / Tubes
• 58 57 56 2A5

• Main principle
• TRF without regeneration

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Powered by external power supply or a main unit.

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

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: 4-Tube Bandspread Receiver - Supertone Products Co., Inc.;

• Shape
• Chassis only or for «building in»

• Notes

• The Supertone 4-Tube Bandspread Receiver is a shortwave regenerative radio that was available as a kit (19.25 USD) or wired (23.50 USD), along with power supply and speaker.

• Price in first year of sale
• 23.50 USD

• Mentioned in
• Short Wave Craft January 1934 pages 538 and 558

• Author
• Model page created by Wayne Childress. See "Data change" for further contributors.

• Other Models

• Here you find 12 models, 9 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Supertone Products Co., Inc.; Brooklyn, NY