• Country
• United States of America (USA)

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

• Year
• 1956 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 127768

• • Brand: Silvertone

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

• Number of Tubes
• 5

• Valves / Tubes
• 1U4 1L6 1U4 1U5 3V4

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• Line / Batteries (any type) / AC/DC: 117=105-125 or Battery pack: 9 & 90 Volt

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

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

• from Radiomuseum.org
• Model: Silvertone 7224 Ch= 528.46400 - Sears, Roebuck & Co.; Chicago

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

• Dimensions (WHD)
• 17.5 x 12 x 8.5 inch / 445 x 305 x 216 mm

• Notes

• Silvertone model 7224 is a three power portable 4 band AM receiver. 2 SW bands: 5.8 to 18.25 MHz, 1.9 to 6.25 MHz; BC; LW 190 to 415 KHz. Brown simulated leather-covered wood case. Less battery $119.95, with battery $124.50.

• Net weight (2.2 lb = 1 kg)
• 18 lb 0 oz (18 lb) / 8.172 kg

• Source of data
• -- Collector info (Sammler)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 382 Folder 11 dated 12-57)

• Literature/Schematics (3)
• Sears, Roebuck Catalogs (Silvertone) (page 869)

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 5486 models, 3219 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)