• Country
• United States of America (USA)

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

• Year
• 1954/1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 142350

• • Brand: Silvertone

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

• Number of Tubes
• 4

• Valves / Tubes
• 1V6 1T4 1U5 1AG4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 1.5 & 45 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.5 inch = 6.4 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Silvertone 4212 Ch= 757.421 Order=57K 4212 - Sears, Roebuck & Co.; Chicago

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

• Dimensions (WHD)
• 160 x 93 x 55 mm / 6.3 x 3.7 x 2.2 inch

• Notes
• The Sears, Roebuck & Co Silvertone Model 4212 is a Battery Operated Portable AM Superheterodyne Receiver.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 4-55, Set 275, Folder 15)

• Literature/Schematics (2)
• Sears, Roebuck Catalogs (Silvertone) (Spring & Summer 1955, page 776.)

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

• 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)