Model X round pendulum

Vibroplex Company, Inc.; New York, NY

  • Year
  • 1911–1923
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 125044
    • 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: Model X [round pendulum] - Vibroplex Company, Inc.; New
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • Vibroplex Model "X" (also called "Improved" Model).
    This key is similar to the square shaft version and uses a single set of contacts for both dots and dashes. The vibration shaft, however, is round rather than square.
  • Mentioned in
  • Perera's "Telegraph Collectors Guide"

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