• Year
  • 1928 ?
  • Category
  • Amateur Transmitter (only)
  • Radiomuseum.org ID
  • 104205

 Technical Specifications

  • Number of Tubes
  • 6
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Code Transmitter 57 - Aero Products Inc.; Chicago,
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Offers an output of 15 to 30 watts with 100% modulation for speech... operates from 15 to 180 meters.

  • Price in first year of sale
  • 158.00 $
  • Literature/Schematics (1)
  • Chicago Salvage Stock Store catalogue, 1928?
  • Author
  • Model page created by Vitor Oliveira. See "Data change" for further contributors.

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