cathode-ray tube

(eg. interpretation, tone, freedom )

cathode-ray tube Meaning of "cathode-ray tube"

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Definition(s):

  • (n) a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen

Usage(s):

  1. But the electronic stimulus that triggers the dots occurs within the screen itself; because there is no electron beam, there is no need for a deep-throated, bulky cathode-ray tube.
  2. A cathode-ray tube acts as a multiple switch.
  3. In the 1950s, when the cathode-ray tube was cutting edge, an average TV cost about $1,000, according to Semenza.
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