• Year
  • 1918 ?
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 179498

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - only for Earphone!
  • from Radiomuseum.org
  • Model: R10-A - Northern Electric Co. Ltd.;
  • Notes
  • Dies ist ein Kopfhörer mit einem Spulenwiderstand von 1500 Ohm, Patented 1918.
  • Source of data
  • - - Data from my own collection
  • Author
  • Model page created by Wolfram Zylka. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model R10-A is part of the collections of the following members.

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