• Country
• United States of America (USA)

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

• Year
• 1933/1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 55907

• • Brand: Silvertone

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A7 78 75 41 84

• Main principle
• Superheterodyne (common); ZF/IF 480 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW), Police, sometimes also early TV (75-200m).

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Silvertone Order= 57D 1706 [var. 1] - Sears, Roebuck & Co.; Chicago

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Dimensions (WHD)
• 13 x 13.5 x 7.5 inch / 330 x 343 x 191 mm

• 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 4 = ca. 1934 and before

• Mentioned in
• The Sears Silvertone Catalogs 1930-1942 (page 67)

• Literature/Schematics (1)
• Machine Age to Jet Age II (Riders 4-8, 9)

• Literature/Schematics (2)
• Sears, Roebuck Catalogs (Silvertone) (#167, Fall & Winter 1933/34, page 628.)

• Literature/Schematics (3)
• Cathedral & Tombstone Radios (page 237.)

• 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)