Sentence Examples


  • One form such a detector takes is the bolometer.
  • Running the lie detector, no doubt.
  • Wilson constructed various forms of electric wave detector depending on this same principle.
  • Marconi applied a modified and improved form of Branly's wave detector in conjunction with a novel form of radiator for the telegraphic transmission of intelligence through space without wires, and he and others developed this new form of telegraphy with the greatest rapidity and success into a startling and most useful means of communicating through space electrically without connecting wires.
  • He employed as a detector of this wave a simple, nearly closed circuit of wire called a Hertz resonator, but it was subsequently discovered that the metallic microphone of D.