• Country
• Germany

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

• Year
• 1932

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 182693

• Wave bands
• - without

• Loudspeaker
• Presumably Dynamic Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Gehäuselautsprecher - Form L - Hegra, Hekra, Marke, Hermann

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 340 x 370 x 120 mm / 13.4 x 14.6 x 4.7 inch

• Notes
• Gehäuse dunkel, Eiche. Eingebaute Schalldose B und Spezialmembrane

• Author
• Model page created by Museum Roggenhofer. 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