flyback

English

Etymology

fly +‎ back

Noun

flyback (countable and uncountable, plural flybacks)

  1. The movement of the electron beam back to its initial position between scan lines in a cathode-ray tube display.
  2. A special kind of electrical transformer, originally designed to generate high-voltage sawtooth signals at a relatively high frequency, and now extensively used in switched-mode power supplies.
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