Campbell Amplifying Unit Type A-2

Campbell Electric Co,; Lynn, Massachusetts

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  • Year
  • 1922
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 274449

 Technical Specifications

  • Number of Tubes
  • 2
  • 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: Campbell Amplifying Unit Type A-2 - Campbell Electric Co,; Lynn,
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 8 x 11 x 6 inch / 203 x 279 x 152 mm
  • Notes

  • Campbell "Clariphone" Amplifying Unit Type A-2

    Matching two-stage audio amplifier for the Type D-2 Detector. 

  • Mentioned in
  • 1922 Campbell Electric pamphlet
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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