• Year
  • 1927
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 312311

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Ship speaker [Octagonal] - Duval Tube Co. / Duval Radio
  • Shape
  • Miscellaneous shapes - described under notes.
  • Notes
  • Cast metal speaker with reed driver and paper cone, featuring a square-rigged caravel-style sailing ship inside an octagonal frame.

  • Price in first year of sale
  • 5.95 USD
  • Author
  • Model page created by Rodney Boleyn. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum