• Year
  • 1936–1938
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 271712

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: CP-180 - McElroy, T.R.; Boston MA
  • Dimensions (WHD)
  • 100 x 70 x 163 mm / 3.9 x 2.8 x 6.4 inch
  • Notes
  • McElroy Telegraph Apparatus Company (TAC) CP-810 Bug

    TAC keys are charcterized by a frame with a large circular hole drilled through it for the lever. They are often calld "Hole-in-the-Wall" bugs because of the circular hole.

    They are quite common. Model CP-810 (All-chromed), Model CP-510 (Black base).

  • Net weight (2.2 lb = 1 kg)
  • 1.920 kg / 4 lb 3.7 oz (4.229 lb)
  • Mentioned in
  • Perera's "Telegraph Collectors Guide"
  • Author
  • Model page created by Bernd P. Kieck. See "Data change" for further contributors.

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