hot-cathode tube

hot-cathode tube
a vacuum tube in which the cathode is electrically heated to incandescence and in which the stream of electrons depends on the temperature of the cathode.

Medical dictionary. 2011.

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  • hot-cathode tube — /hot kath ohd/, Electronics. See thermionic tube. [1910 15] * * * …   Universalium

  • hot-cathode tube — /hot kath ohd/, Electronics. See thermionic tube. [1910 15] …   Useful english dictionary

  • hot-cathode — ˈ ̷ ̷| ̷ ̷ˌ ̷ ̷ adjective : operated by thermionic emission from a heated cathode hot cathode tube …   Useful english dictionary

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  • cathode-ray tube — noun 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 • Syn: ↑CRT • Hypernyms: ↑gas discharge tube • Hyponyms: ↑Crookes tube …   Useful english dictionary

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