• Year
  • 1928 ??
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 190211

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Morse Relay 4B 150 Ohm - Western Union International,
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 204 x 95 x 122 mm / 8 x 3.7 x 4.8 inch
  • Notes
  • 150 ohm, 270 mH

    Requires about 40 mA to switch

  • Net weight (2.2 lb = 1 kg)
  • 1.1 kg / 2 lb 6.8 oz (2.423 lb)
  • Author
  • Model page created by Rudolf Osterkamp. See "Data change" for further contributors.

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The model Morse Relay is part of the collections of the following members.

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