Radio-Craft Radiophone D-5 Portable Model

DeForest Radio Telephone & Telegraph Co. (De Forest); New York

  • Year
  • 1922
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 205390
    • alternative name: Lee De Forest Mfg.

 Technical Specifications

  • Number of Tubes
  • 2
  • Valves / Tubes
  • Main principle
  • Audio-Amplification; 2 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Radio-Craft Radiophone D-5 [Portable Model] - DeForest Radio Telephone &
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Radio-Craft Radiophone D-5 Portable Two-Stage Audio Amplifier. Companion amp to the Radio-Craft Radiophone D-4 1-Tube receiver. This was the boxed portable set with a lid with carrying handle. Radio-Craft also built this model in a table model version the D-5R.
  • Price in first year of sale
  • 36.00 $
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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