• 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
• 56757

• • Brand: Silvertone

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

• Number of Tubes
• 6

• Valves / Tubes
• 6J8G 6U7G 6B6G 25B6G 6U5 25Z6G

• Number of Transistors

• Semiconductors
• BK42B

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• AC/DC-set / 105-125 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 5.4 inch = 13.7 cm

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Silvertone Order= 57L 6250 Ch= 101.546 - Sears, Roebuck & Co.; Chicago

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 14 x 8.75 x 7.875 inch / 356 x 222 x 200 mm

• Notes

• American range 545 to 1720 k.c., foreign range 6 to 18 m.c.

• Price in first year of sale
• 19.95 $

• 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 11 = ca. 1940 and before

• Mentioned in
• Machine Age to Jet Age III

• Literature/Schematics (1)
• Riders 11-10, 12, 15, 16

• Literature/Schematics (3)
• The Sears Silvertone Catalogs 1930-1942 (page 165)

• Literature/Schematics (4)
• Sears, Roebuck Catalogs (Silvertone) (#178, Spring & Summer 1939, page 679.)

• Other Models

• Here you find 5487 models, 3219 with images and 4193 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)