• Year
  • 1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 63981
    • alternative name: American Bosch Magneto
    • Brand: Essex

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 20 - United American Bosch Magneto
  • Shape
  • Console with any shape - in general
  • Notes
  • AF output tubes are in parallel
  • Price in first year of sale
  • 89.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)
  • Literature/Schematics (1)
  • Riders 2-1, 2

 Collections | Museums | Literature

Collections

The model 20 is part of the collections of the following members.

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