• Country
• Germany

• Manufacturer / Brand
• Konski & Krüger, Membra; Berlin

• Year
• 1937 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 133735

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• Material
• Various materials

• from Radiomuseum.org
• Model: Membra-Kopfhörer M II - Konski & Krüger, Membra;

• Notes
• Der Membra-Kopfhörer M II (2) besitzt rostfreie Memrane.
  Gesamtwiderstand: 4000 Ohm.

• Net weight (2.2 lb = 1 kg)
• 0.2 kg / 0 lb 7 oz (0.441 lb)

• Price in first year of sale
• 7.00 RM

• Source of data
• -- Original prospect or advert

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 37 models, 37 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Konski & Krüger, Membra; Berlin