• Year
  • 1930
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 32514
    • alternative name: American Bosch Magneto
    • Brand: Essex

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • TRF without regeneration; 2 AF stage(s); Screengrid 1926-1935
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 58 A - United American Bosch Magneto
  • Shape
  • Console with any shape - in general
  • Notes
  • One dial (primary tuning control knob). 5 tuned circuits: 3 RF stages and the first bandfilter, then transformer coupling then bandfilter and at last 1 single tuned circuit, detection, AF and push-pull. See also 58B (Collector's guide). This set uses a 60 cycle power supply. This model was also produced in Canada.
  • Price in first year of sale
  • 144.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Radio College of Canada

 Collections | Museums | Literature

Collections

The model 58 A is part of the collections of the following members.

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