: a cathode-ray tube on which the picture appears in a television
Examples of picture tube in a Sentence
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One of the bright new features of Snapdragon Stadium will be state-of-the-art video boards — a pair of them — which for fans will be like going from a TV with a picture tube to a flat screen with HD.—San Diego Union-Tribune,
3 Feb. 2022 The secret of this miniature affair is a new-type picture tube, only one inch in diameter and six inches long.—
Popular Mechanics Editors,
Popular Mechanics,
29 July 2021