• Year
  • 1922
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 32639
    • alternative name: American Radio & Research

 Technical Specifications

  • Number of Tubes
  • 3
  • Valves / Tubes
  • Main principle
  • Detector with Vacuum Tube (Valve), no tuner; 2 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • from Radiomuseum.org
  • Model: DT Det-Amp - Amrad Corporation; Medford
  • Notes
  • 2 Box
  • External source of data
  • Ernst Erb

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