• Year
  • 1950 ??
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 93241

 Technical Specifications

  • Number of Tubes
  • 1
  • Number of Transistors
  • Main principle
  • Audio-Amplification; 1 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 220 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Mikrofon N - Walther, Ing. Erhard; ERWA;
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 80 x 280 x 80 mm / 3.1 x 11 x 3.1 inch
  • Notes
  • Mikrofon mit integriertem Röhrenverstärker und eingebautem Netzteil. Bauausführung der damaligen Zeit entsprechend als "Flasche", RFT Bauteile. 

  • Source of data
  • -- Collector info (Sammler)
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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