• Year
  • 1923
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 220347
    • alternative name: Federal Recorder || Federal Tel. & Radio || Federal T&T
    • Brand: Orthosonic / Ortho-Sonic

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Audio Transformer No. 65 - Federal Radio Corp. / Federal
  • Notes
  • Audio Transformer No. 65.
  • Mentioned in
  • Radio Broadcast, Nov. 1923, p. 84

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The model Audio Transformer No. 65 is part of the collections of the following members.

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