• Country
• Germany

• Manufacturer / Brand
• Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin

• Year
• 1929/1930

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 207319

• • alternative name: Gravor

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) generic.

• Material
• Various materials

• from Radiomuseum.org
• Model: Lautsprecher-Baukasten - Grawor, Rundf.techn.Erz. Grass

• Shape
• Chassis only or for «building in»

• Notes
• Grawor Lautsprecher-Baukasten mit Sektor Membrane.

• Price in first year of sale
• 18.00 RM

• Mentioned in
• Katalog: Ohlendorf u. Francke, Hannover, 1929/30, Seite 57

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 144 models, 139 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin