• Country
• United States of America (USA)

• Manufacturer / Brand
• Stromberg-Carlson Co. ; Rochester (NY)

• Year
• 1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 62271

• • Brand: Te-Lek-Tor-Et

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

• Number of Tubes
• 6

• Valves / Tubes
• 224 224 224 227 245 80

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 AF stage(s); Screengrid 1926-1935

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 105-125 Volt

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

• from Radiomuseum.org
• Model: 641-A - Stromberg-Carlson Co. ;

• Shape
• Tablemodel, with any shape - general.

• Notes
• One dial (primary tuning control knob) . For 60 Hz AC.

• Price in first year of sale
• 155.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965 (Rider's 1-8, 2-21)

• Other Models

• Here you find 868 models, 490 with images and 739 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stromberg-Carlson Co. ; Rochester (NY)