• Year
  • 1917
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 248496
    • alternative name: Lee De Forest Mfg.

 Technical Specifications

  • Number of Tubes
  • 1
  • Main principle
  • Audio-Amplification; 1 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Audion Amplifier Type EJ2 - DeForest Radio Telephone &
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Price in first year of sale
  • 32.00 USD
  • Literature/Schematics (2)
  • April, 1917 The Electrical Experimenter magazine advertisement page 920
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model Audion Amplifier is part of the collections of the following members.

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