• Country
• Germany

• Manufacturer / Brand
• Hegra, Hekra, (Marke), Hermann Grau, Berlin-Friedrichshagen - Vorkrieg

• Year
• 1932

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 242814

• Number of Tubes
• 1

• Valves / Tubes
• EG100

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: Röhrengleichrichter URAN-EG100 - Hegra, Hekra, Marke, Hermann

• Shape
• Chassis only or for «building in»

• Notes

• Gleichrichter für die Fremderregung dynamischer Lautsprecher.

• Price in first year of sale
• 12.00 RM

• Author
• Model page created by Alfons Lammers. See "Data change" for further contributors.

• Other Models

• Here you find 117 models, 99 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hegra, Hekra, (Marke), Hermann Grau, Berlin-Friedrichshagen - Vorkrieg