• Country
• United States of America (USA)

• Manufacturer / Brand
• Stewart Warner Corp.; Chicago (IL)

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 61137

• • Brand: Ferrodyne

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8G 6K7G 6Q7G 6K6G 5Y4G

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 inch = 12.7 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: 3041 Ch= R-304 - Stewart Warner Corp.; Chicago

• Shape
• Tablemodel, with any shape - general.

• Notes

• Model 3041 uses chassis R304; mains supply 115 V (50-60 cycles) or 95-260 V (25-133 cycles, export model).

• External source of data
• Ernst Erb

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Circuit diagram reference
• Rider's Perpetual, Volume 10 = 1939 and before

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (1)
• Radio Retailing (Radio & Television R.) (September 1937.)

• Literature/Schematics (2)
• Cathedral & Tombstone Radios (page 260.)

• Literature/Schematics (3)
• -- Original prospect or advert (The Stewart-Warner Folder for 1938.)

• Other Models

• Here you find 2133 models, 403 with images and 1991 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stewart Warner Corp.; Chicago (IL)