• Year
  • 1922
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 37083
    • 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, TUBES VISIBLE.
  • from Radiomuseum.org
  • Model: Radio-Craft Radiophone D-5R - DeForest Radio Telephone &
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • Companion Amp for the RadioCraft D-4T receiver.

  • Price in first year of sale
  • 33.00 $
  • External source of data
  • Ernst Erb
  • Literature/Schematics (1)
  • - - Manufacturers Literature

 Collections | Museums | Literature

Collections

The model Radio-Craft Radiophone is part of the collections of the following members.

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