• Country
• Germany

• Manufacturer / Brand
• Isophon, E. Fritz & Co. GmbH.; Berlin

• Year
• 1929 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 250018

• • Brand: Isophon

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit. / 300 DC Volt

• Loudspeaker
• Induction Loudspeaker (very rare !)

• Material
• Metal case

• from Radiomuseum.org
• Model: Dynamo 10 - Isophon, E. Fritz & Co. GmbH.;

• Notes

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• Author
• Model page created by Ulrich Zimmermann. See "Data change" for further contributors.

• Other Models

• Here you find 253 models, 242 with images and 32 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Isophon, E. Fritz & Co. GmbH.; Berlin