• Year
  • 1905–1909 ?
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 281131

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Spark Transmitter Key - Massie Wireless Telegraph Co.;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 3 x 4 x 9 inch / 76 x 102 x 229 mm
  • Notes
  • This is a Massie Wireless Telegraph Company (1905-1909). Spark Transmitter Key which is the smallest of three Massie keys shown in the book “Wireless Telegraphy and Telephony” by Walter W. Massie and Charles R. Underhill, published in 1908 by the D. Van Nostrand Company of New York.

  • Author
  • Model page created by Richard Groshong. See "Data change" for further contributors.

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The model Spark Transmitter Key is part of the collections of the following members.

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