• Year
  • 1935 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 89458
    • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
    • Brand: Rotstern

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - Is a Headphone or Earphone / Ø 3.5 cm = 1.4 inch
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Doppel-Ohrhörer - Blaupunkt Ideal, Berlin,
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 35 x 35 x 35 mm / 1.4 x 1.4 x 1.4 inch
  • Notes
  • Zwei Hörer mit Ohr-Bügel und Olive. Aufbau wie ein normaler Kopfhörer dieser Zeit, nur kleiner (wie heutige Ohrhörer).
  • Net weight (2.2 lb = 1 kg)
  • 0.1 kg / 0 lb 3.5 oz (0.22 lb)
  • Source of data
  • - - Data from my own collection
  • Author
  • Model page created by Bernd P. Kieck. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model Doppel-Ohrhörer is part of the collections of the following members.

 Forum