• Year
  • 1925 ?
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 273938

 Technical Specifications

  • 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: Carbon Microphone 1B - Northern Electric Co. Ltd.;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 7 x 8.25 x 5.5 inch / 178 x 210 x 140 mm
  • Notes
  • This is the same as Western Electric 600A microphone in 1B casing but the maker is Northern Electric Canada.

  • Author
  • Model page created by Steve Valeriote. See "Data change" for further contributors.

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