• Country
• Germany

• Manufacturer / Brand
• Neumann & Co, Georg; Gefell

• Year
• 1957

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 362116

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 1

• Valves / Tubes
• EC92

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit.

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Kondensatormikrofon M91 - Neumann & Co, Georg; Gefell

• Dimensions (WHD)
• 25 x 25 x 158 mm / 1 x 1 x 6.2 inch

• Notes

• Kondensator-Mikrofon für Studiobetrieb der Fa. Georg Neumann & Co.
  
  Mikrofonkapsel als Druckempfänger mit Kugel-Charakteristik. Betrieb mit Netzteil N15 oder Batteriekasten B15. Metallrohr mit 25 mm Durchmesser. 
  .

• Net weight (2.2 lb = 1 kg)
• 0.130 kg / 0 lb 4.6 oz (0.286 lb)

• Price in first year of sale
• 500.00 DM

• Mentioned in
• - - Manufacturers Literature

• Author
• Model page created by Frithjof Grassmann. See "Data change" for further contributors.

• Other Models

• Here you find 64 models, 60 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Neumann & Co, Georg; Gefell