• Year
  • 1936
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 57082
    • Brand: Silvertone

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 262.5 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast plus 2 Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / Either 25 cycles, 110 to 115V or 50-60 cycles, 110 to 115 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
  • from Radiomuseum.org
  • Model: Silvertone 7170A - Sears, Roebuck & Co.; Chicago
  • Notes
  • The Silvertone 7170A is an AC operated 7 tube BC and two SW band receiver. Chassis and schematic used in this model also used in model 7170.


    See details and summaries about Sears catalogs etc. This model was manufactured for Sears by Majestic Radio and Television Corp., Marion, Ind (Sears Manufacturer Source Number Code 102).

  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 10 = 1939 and before

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