• Country
• United States of America (USA)

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

• Year
• 1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 57013

• • Brand: Silvertone

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

• Number of Tubes
• 6

• Valves / Tubes
• 7B7 14Q7 7B7 7C6 50A5 35Y4

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• AC/DC-set / 105 - 125 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm

• Power out
• 1.1 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Silvertone 7090 Ch= 101.810 - Sears, Roebuck & Co.; Chicago

• Shape
• Console, Lowboy (legs < 50 %).

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 18 = 1949 and before

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS

• 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)