Glass Enclosed Fixed Crystal Detector 309

Philmore Mfg. Co. - Ajax Products Co.; New York, NY

  • Year
  • 1925
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 244124

 Technical Specifications

  • Main principle
  • Crystal or Solid State Detector
  • Wave bands
  • - without
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Glass Enclosed Fixed Crystal Detector 309 - Philmore Mfg. Co. - Ajax
  • Notes
  • Called fixed, but actually semi-fixed. Glass with dome top.

    Later version has a clear plastic enclosure with flat top.

  • Author
  • Model page created by Clive Forder. See "Data change" for further contributors.

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