• Year
  • 1921 ?
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 192446
    • alternative name: American Radio & Research

 Technical Specifications

  • Main principle
  • Crystal or Solid State Detector
  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Special material, described in the notes.
  • from Radiomuseum.org
  • Model: Duplex C - Amrad Corporation; Medford
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • AMRAD Type C Dual Crystal Detector on a Bakelite base. This Duplex detector was equipped with a switch to choose between the two detectors.
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum