• Year
  • 1925 ??
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 263727

 Technical Specifications

  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • from Radiomuseum.org
  • Model: Variometer F Type - Igranic Electric Co. Ltd.;
  • Notes
  • For use between 250 and 600 metres. For more info: see prospect with the photos.

  • Author
  • Model page created by Ross Smith. See "Data change" for further contributors.

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