transformer

Part of speech: noun

Elec. An apparatus for changing an electric current from high to low pressure, or the reverse.

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Usage examples "transformer":

  1. We connect the transmitter through a transformer. - "Letters of a Radio-Engineer to His Son", John Mills.
  2. Its thin wires can be carried cheaply over vast areas, and at each local point of consumption the transformer of size exactly proportioned to its local task takes the high- voltage transmission current and lowers its potential at a ratio of 20 or 40 to 1, for use in distribution and consumption circuits. - "Edison, His Life and Inventions", Frank Lewis Dyer and Thomas Commerford Martin.
  3. I use a tungsten spiral in a nitrogen atmosphere in my transformer and replace the quartz bulb with a capsule of zircorundum." - "The Man Who Rocked the Earth", Arthur Train Robert Williams Wood.