A cathode-ray tube (CRT) is a vacuum tube containing one or more electron guns, which emit electron beams that are manipulated to display images on a...
265 KB (28,871 words) - 09:06, 24 August 2024
Cathode rays or electron beams (e-beam) are streams of electrons observed in discharge tubes. If an evacuated glass tube is equipped with two electrodes...
19 KB (2,648 words) - 03:54, 12 May 2024
The type known as a thermionic tube or thermionic valve utilizes thermionic emission of electrons from a hot cathode for fundamental electronic functions...
120 KB (15,392 words) - 11:00, 17 August 2024
bombard the cathode of the tube to release electrons, which are accelerated toward the anode and produce X-rays when they strike it. The Crookes tube was improved...
21 KB (2,739 words) - 22:50, 23 August 2024
The cathode-ray tube amusement device is the earliest known interactive electronic game as well as the first game to incorporate an electronic display...
11 KB (1,275 words) - 14:47, 16 June 2024
1869–1875, in which cathode rays, streams of electrons, were discovered. Developed from the earlier Geissler tube, the Crookes tube consists of a partially...
33 KB (4,113 words) - 19:35, 29 June 2024
emission of electrons. Early cold-cathode devices included the Geissler tube and Plucker tube, and early cathode-ray tubes. Study of the phenomena in these...
12 KB (1,507 words) - 13:03, 14 November 2023
In vacuum tubes and gas-filled tubes, a hot cathode or thermionic cathode is a cathode electrode which is heated to make it emit electrons due to thermionic...
21 KB (2,569 words) - 02:12, 1 March 2024
A Nixie tube (English: /ˈnɪk.siː/ NIK-see), or cold cathode display, is an electronic device used for displaying numerals or other information using glow...
22 KB (2,616 words) - 04:32, 31 July 2024
Video camera tubes were devices based on the cathode-ray tube that were used in television cameras to capture television images, prior to the introduction...
109 KB (12,489 words) - 15:26, 19 August 2024