• Year
  • 1925 ?
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 166463

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

 Technical Specifications

  • Number of Tubes
  • 1
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Powered by external power supply or a main unit. / 6 & 300 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Großes Bandmikrofon Rel.mph.1a - Siemens & Halske, -Schuckert
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 240 x 300 x 240 mm / 9.4 x 11.8 x 9.4 inch
  • Notes
  • Erste Verstärkerstufe unterhalb des Mikrofons angebaut. Besondere Metallschlauchleitung notwendig zur Verbindung mit dem Endverstärker Rel.verst.11a bis c.
    Elektromagnet mit 2-3 A Feldstrom bei 6 V.
  • Net weight (2.2 lb = 1 kg)
  • 11 kg / 24 lb 3.7 oz (24.229 lb)
  • Literature/Schematics (1)
  • Banneitz, Taschenbuch der drahtlosen Telegraphie und Telephonie, 1927
  • Author
  • Model page created by a member from D. See "Data change" for further contributors.

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