• Year
  • 1927
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 262393
    • alternative name: Knoll et Marie

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Diffuseur Orphéon - CEMA C.E.M.A., Knoll & Marié;
  • Shape
  • Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
  • Notes
  • Le Guide décrit ce modèle comme "HP électromagnétique".

  • Mentioned in
  • -- Original prospect or advert (La Science et la Vie, Nov. 1927)
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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