• Country
• United States of America (USA)

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

• Year
• 1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 56378

• • Brand: Silvertone

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

• Number of Tubes
• 13

• Valves / Tubes
• 6K7G 6C5G 6L7G 6J7G 6K7G 6C5G 6C5G 6Q7G 6C5G 6C5G 6N6G 6N6G 5X4G

• Main principle
• Superhet with RF-stage; ZF/IF 465 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
• 18.9 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Silvertone 4588B - Sears, Roebuck & Co.; Chicago

• Shape
• Console with any shape - in general

• Notes

• Features AVC, AFC, there was two types of models produced, with 1 AFC position and 2 AFC positions, for differences see Riders schematic.

  This receiver tunes 4 bands:

  	Name	From	To
  1	American	540	1500	kHz
  2	Police	1.5	4.5	MHz
  3	Foreign	6	11	MHz
  4	Foreign	10	18	MHz

   

• External source of data
• Ernst Erb

• Source of data
• Pre-War Consoles

• Circuit diagram reference
• Rider's Perpetual, Volume 8 = 1937 and before

• Literature/Schematics (1)
• Riders 8-54, 55, 56, 57

• Other Models

• Here you find 5482 models, 3214 with images and 4188 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)