• Country
• Germany

• Manufacturer / Brand
• Mikrofontechnik Gefell, VEB - Microtech Gefell GmbH; Gefell (Thüringen)

• Year
• 1972–1989

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 156417

• • alternative name: Microtech Gefell GmbH

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

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit. / 60 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Kondensatormikrofonkapsel M73 - Mikrofontechnik Gefell, VEB -

• Dimensions (WHD)
• 25 x 25 x 600 mm / 1 x 1 x 23.6 inch

• Notes
• Rohrrichtmikrofonkapsel M 73 Richtcharakteristik: Keule, zu verwenden mit Mikrofonvorverstärker/Impedanzwandler MV690, MV691, Mv692 u.a. Kombinierter Druck-, Druckgradientenempfänger bzw. Interferenzempfänger oberhalb 500 Hz, Übertragungsbereich 50 ... 15000 Hz.

• Net weight (2.2 lb = 1 kg)
• 0.4 kg / 0 lb 14.1 oz (0.881 lb)

• Price in first year of sale
• 420.00 DM

• Source of data
• -- Original prospect or advert

• Mentioned in
• - - Manufacturers Literature

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

• Other Models

• Here you find 54 models, 49 with images and 18 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Mikrofontechnik Gefell, VEB - Microtech Gefell GmbH; Gefell (Thüringen)