• Country
• Germany

• Manufacturer / Brand
• Funkspruch GmbH, A. Barth, Telefonwerke; Berlin

• Year
• 1925–1930 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 204111

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• Material
• Various materials

• from Radiomuseum.org
• Model: Doppelkopfhörer - Funkspruch GmbH, A. Barth,

• Shape
• Miscellaneous shapes - described under notes.

• Notes
• 2 x 2000 Ohm, Kapsel aus Metall, Ohrseite Bakelit. Durchmesser: 62 mm. Dicke 25 mm.

• Author
• Model page created by Norbert Haselbach. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Funkspruch GmbH, A. Barth, Telefonwerke; Berlin