• Year
  • 1922
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 196143
    • 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
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Hand Microphone No. 260-W - Federal Radio Corp. / Federal
  • Shape
  • Miscellaneous shapes - described under notes.
  • Notes
  • Federal Telephone and Telegraph Co. Hand Microphone No. 260-W
  • Price in first year of sale
  • 7.00 $
  • Literature/Schematics (1)
  • Federal Bulletin 119-W October 1922
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model Hand Microphone is part of the collections of the following members.

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