• Year
  • 1924 ?
  • Category
  • Detector-Radio (Crystal or diode, without tubes/transistors)
  • Radiomuseum.org ID
  • 310049

 Technical Specifications

  • Main principle
  • Detector with Vacuum Tube (Valve), no tuner
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Gnat Super Crystal Set - National Wireless & Electric
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 8 x 6 x 8 inch / 203 x 152 x 203 mm
  • Notes
  • High quality,crystal radio wireless set  dating to 1923 or 1924.  Manufactured by National Wireless Company of London. 

    Nickel-plated brass fittings. Galena crystal cats whisker detector.  Mahogany cabinet measures approximately 8 x 6 x 8 inches.  Variometer coil type tuner. Ebonite panel.  Terminals for one pair of headphones and aerial, antenna and earth, ground.

  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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