• Year
  • 1936
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 227269
    • Brand: Silvertone

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 AF stage(s)
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / Either 25 to 60 cycles AC, 105-125V or DC 105-125 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • from Radiomuseum.org
  • Model: Silvertone 7178 - Sears, Roebuck & Co.; Chicago
  • Notes
  • The Sears Silvertone 7178 is an AC/DC operated 4 tube BC band receiver.

    See details and summaries about Sears catalogs etc. This model was manufactured for Sears by Automatic Radio Mfg Co., Boston, Mass (Sears Manufacturer Source Number Code 108).

     

  • Author
  • Model page created by John Kusching. See "Data change" for further contributors.

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