• Country
• Germany

• Manufacturer / Brand
• Fein-Maschinenbau-G.m.b.H., FMG; Berlin SW68

• Year
• 1928

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 253913

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Elektro-Schalldose B - Fein-Maschinenbau-G.m.b.H.,

• Notes

• Elektro-Schalldose Modell "B" mit Gegengewichtstragarm.

• Price in first year of sale
• 37.50 RM

• Mentioned in
• Bastelbriefe der Drahtlosen (1928 Heft 5)

• Author
• Model page created by Wolfgang Eckardt. See "Data change" for further contributors.

• Other Models

• Here you find 6 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Fein-Maschinenbau-G.m.b.H., FMG; Berlin SW68