• Country
• Germany

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

• Year
• 1929

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 101738

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) of high quality (4 magnet poles).

• Material
• Wooden case

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

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 340 x 340 x 220 mm / 13.4 x 13.4 x 8.7 inch

• Notes

• Gehäuse mahagonifarbig, poliert.

  Konus-LS mit Vierpolsystem Form C.

• External source of data
• Eigenes Gerät.

• Mentioned in
• A. Stark, Preisliste 1929

• Literature/Schematics (1)
• Die Sendung ((Nr. 35, 1929))

• 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