• Year
  • 1940–1970 ?
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 130459

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 707A - Shure; Chicago, Evanston,
  • Dimensions (WHD)
  • 61 x 61 x 83 mm / 2.4 x 2.4 x 3.3 inch
  • Notes
  • Shure 707A pressure-operated diaphragm type crystal microphone, response 30 to 7.000 Hz, two versions with different body known - older mics had the smaller bodies, the newer having the larger 520 bodies. Iridescent Gray and Chrome, net weight 360 g. Above data taken from the 1949 version.
  • Source of data
  • -- Original-techn. papers.
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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The model 707A is part of the collections of the following members.

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