• Year
  • 1910
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 240057

 Technical Specifications

  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Wireless Spark Coil - Lemke Electric Company;
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • Wireless Spark coils for early spark gap transmitters. Available in models from 1 inch to 2 1/2 inch. 

  • Mentioned in
  • April 1910 issue of Popular Electricity magazine
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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