• Year
  • 1925 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 137578
    • alternative name: Österreichische Telephonfabriks-AG
    • Brand: Berliner

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Doppelkopfhörer - ÖTAG; Österreichische
  • Notes
  • Luftspalt von außen einstellbar.
  • Author
  • Model page created by Jürgen Tiedmann. See "Data change" for further contributors.

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The model Doppelkopfhörer is part of the collections of the following members.

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