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/foh"teuh toohb', -tyoohb'/, n. Electronics.an electron tube with a photosensitive cathode, used like a photocell. Also called photoelectric tube.[1925-30; PHOTO- + TUBE]
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Universalium. 2010.
phototube
Look at other dictionaries:
phototube — [fōt′ō to͞ob΄, fōt′ōtyo͞ob΄] n. [ PHOTO(ELECTRIC) + TUBE] a vacuum tube designed to convert light energy into electrical energy by means of a photoemissive cathode … English World dictionary
Phototube — A phototube is a type of gas filled or vacuum tube that is extremely sensitive to light in the ultraviolet, visible, and near infrared ranges of the electromagnetic spectrum.Operating principlesPhototubes operate according to the photoelectric… … Wikipedia
phototube — vakuuminis fotoelementas statusas T sritis automatika atitikmenys: angl. phototube; vacuum phototube vok. Photoemissionszelle, f; Vakuumphotozelle, f rus. вакуумный фотоэлемент, m pranc. cellule photo électrique à vide, f; tube photo émissif à… … Automatikos terminų žodynas
phototube — noun Date: 1930 an electron tube having a photoemissive cathode whose released electrons are drawn to the anode by reason of its positive potential … New Collegiate Dictionary
phototube — noun A gas filled electron tube that has a photosensitive cathode … Wiktionary
phototube — pho·to·tube … English syllables
phototube — pho•to•tube [[t]ˈfoʊ təˌtub, ˌtyub[/t]] n. elo elm an electron tube with a photosensitive cathode, used like a photocell • Etymology: 1925–30 … From formal English to slang
phototube — /ˈfoʊtoʊtjub/ (say fohtohtyoohb) noun → photoelectric cell …
phototube — ˈfōd.ō+ˌ noun Etymology: phot + tube : an electron tube having a photoemissive cathode whose released electrons are drawn to the anode by reason of its positive potential … Useful english dictionary
vacuum phototube — vakuuminis fotoelementas statusas T sritis automatika atitikmenys: angl. phototube; vacuum phototube vok. Photoemissionszelle, f; Vakuumphotozelle, f rus. вакуумный фотоэлемент, m pranc. cellule photo électrique à vide, f; tube photo émissif à… … Automatikos terminų žodynas
