• Country
• United States of America (USA)

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

• Year
• 9999

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 56429

• • Brand: Silvertone

• Number of Tubes
• 8

• Valves / Tubes
• 1D5GP 1C7G 1D5GP 1D5GP 1H6G 1H4G 1H4G 4A6G

• Main principle
• Superhet with RF-stage; ZF/IF 465 kHz

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast, Short Wave(s) and Police.

• Power type and voltage
• Storage and/or dry batteries / 90 & 4 or 4.5 & 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 inch = 15.2 cm

• Power out
• 0.9 W (unknown quality)

• from Radiomuseum.org
• Model: doublet 56427 - Sears, Roebuck & Co.; Chicago

• Notes

• Speaker 6 or 8 inch. Presence of Bias cells.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 10 = 1939 and before

• Literature/Schematics (1)
• Riders 10-3, 4

• 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)