• Year
  • 1932 ?
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 64155
    • alternative name: American Bosch Magneto
    • Brand: Essex

 Technical Specifications

  • Number of Tubes
  • 7
  • Valves / Tubes
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 9:20 - United American Bosch Magneto
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Price less batteries or power pack
  • Price in first year of sale
  • 88.00 $
  • External source of data
  • Ernst Erb

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