• Year
  • 1923 ??
  • Category
  • Detector-Radio (Crystal or diode, without tubes/transistors)
  • Radiomuseum.org ID
  • 77034

 Technical Specifications

  • Main principle
  • Crystal or Solid State Detector
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Marconiphone Sterling R.1550 - Marconi Co. Marconiphone,
  • Notes
  • Walnut case.

    Variometer tuned. "Semi-automatic crystal detector. 300-500m switching arrangement for 1800m"

    Price in 1926 with one pair headphones - 3.15 GBP.

     

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