• Country
• United States of America (USA)

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

• Year
• 1968/1969

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 96563

• • Brand: Silvertone

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

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 3 x C 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Silvertone 2231 Ch=132.41501 Order= 57H 2231 - Sears, Roebuck & Co.; Chicago

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 8 x 7 x 3 inch / 203 x 178 x 76 mm

• Notes

• Sears AM Portable Transistor Radio Model Silvertone 2231.
  
  Model 2231 in White, Blue.
  Model 2232 in Ivory, Orange.
  Model 2230 in Ivory, Olive Green.
  Made in Hong Kong.

• Price in first year of sale
• 14.50 $

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 27, 1967-69 (last vol.)

• Literature/Schematics (3)
• Sears, Roebuck Catalogs (Silvertone) (Fall/Winter 1968, page 1247.)

• Literature/Schematics (4)
• Sears, Roebuck Catalogs (Silvertone) (Fall/Winter 1969, page 917.)

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 5486 models, 3218 with images and 4192 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)