• Country
• Germany

• Manufacturer / Brand
• Gesellschaft für drahtlose Telegraphie System Prof. Braun und Siemens & Halske mbH; Berlin

• Year
• 9999

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 221878

• Power type and voltage
• No Power needed

• from Radiomuseum.org
• Model: Dublette mit ID=200007 - Gesellschaft für drahtlose

• Net weight (2.2 lb = 1 kg)
• 4 kg / 8 lb 13 oz (8.811 lb)

• Author
• Model page created by Michael Grzonka. See "Data change" for further contributors.

• Other Models

• Here you find 29 models, 25 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Gesellschaft für drahtlose Telegraphie System Prof. Braun und Siemens & Halske mbH; Berlin