• Country
• United States of America (USA)

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

• Year
• 1959/1960 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 143890

• • Brand: Silvertone

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

• Number of Transistors
• 7

• Semiconductors
• 2N544 2N194 2N233 2N233 2N306 2N1059 2N1059

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

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / D: 6 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Silvertone All Transistor 700 220 Order=57K 220 - Sears, Roebuck & Co.; Chicago

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 9.5 x 6 x 3 inch / 241 x 152 x 76 mm

• Notes
• Battery operated portable transistorized AM receiver. Oval speaker 4" × 6".

• Price in first year of sale
• 42.95 $

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 475 folder 12 date 2-60)

• Literature/Schematics (4)
• Sears, Roebuck Catalogs (Silvertone) (Spring/Summer 1960, page 929.)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 5467 models, 3201 with images and 4173 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)