• Country
• United States of America (USA)

• Manufacturer / Brand
• Sears, Roebuck & Co.; Chicago (IL)

• Year
• 1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 56868

• • Brand: Silvertone

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

• Number of Tubes
• 11

• Valves / Tubes
• 6U7G 6K8G 6U7G 6Q7G 6U5 6P5G 6P5G 6P5G 6AC5G 6AC5G 5X4G

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

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

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 12 inch = 30.5 cm

• Power out
• 10 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Silvertone 6438B Ch= 101.583 , - Sears, Roebuck & Co.; Chicago

• Shape
• Console with any shape - in general

• Notes
• This chassis is the same as .583 except that a bias cell is added.

• External source of data
• Ernst Erb

• Source of data
• Pre-War Consoles

• Circuit diagram reference
• Rider's Perpetual, Volume 11 = ca. 1940 and before

• Mentioned in
• The Sears Silvertone Catalogs 1930-1942

• Literature/Schematics (1)
• Riders 11-72, 82, 95

• Other Models

• Here you find 5479 models, 3211 with images and 4185 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)