• Year
  • 1917–1919
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 125046
    • Brand: Martinola

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Upright - Vibroplex Company, Inc.; New
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • Vibroplex Vertical or Upright or Wire Chief's Key.
    Responding to the need for a key that took up very little of the space on top of the table of a busy wire chief, Vibroplex designed a vertically-oriented version of their Model "X".
    Since they are very hard to find, Vibroplex must not have been able to sell very many of them.
  • Mentioned in
  • Perera's "Telegraph Collectors Guide"

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