• Country
• United States of America (USA)

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

• Year
• 1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 61502

• • Brand: Ferrodyne

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

• Number of Tubes
• 8

• Valves / Tubes
• 224 224 224 227 227 245 245 280

• Main principle
• TRF without regeneration; Screengrid 1926-1935

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 9 inch = 22.9 cm

• Material
• Metal case

• from Radiomuseum.org
• Model: 950 AC series ch = 950 AC - Stewart Warner Corp.; Chicago

• Shape
• Chassis only or for «building in»

• Notes

• One dial (primary tuning control knob). Used in Models 951, 952, 953, 961, 962, 963. In Coll.Guide erroneously noted as lowboy.

  We cannot clearly distinguish the cabinets which employed the 950 AC chassis. All applicable 950 AC consoles are displayed here.

• Net weight (2.2 lb = 1 kg)
• 28.7 kg / 63 lb 3.5 oz (63.216 lb)

• 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)

• Literature/Schematics (1)
• Beitman Radio Diagrams, Vol. 01, 1926-1938

• Other Models

• Here you find 2115 models, 396 with images and 1972 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stewart Warner Corp.; Chicago (IL)