• 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
• 56722

• • Brand: Silvertone

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

• Number of Tubes
• 5

• Valves / Tubes
• 12A8GT 12K7GT 12Q7GT 35L6GT 35Z4GT

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 3.5 inch = 8.9 cm

• Power out
• 1.5 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Silvertone 6178A Ch= 109.279 - Sears, Roebuck & Co.; Chicago

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes

• Case in ivory plaskon. Built in loop antenna.

   

  Colours and material:

  model 6177: black  bakelite

  model 6178: ivory plaskon

  model 6179: brown bakelite

• 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
• Table Top Radios Vol. 1 Stein 98 (page 144.)

• Literature/Schematics (1)
• Riders 11-22, 28

• 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)