Search "Vacuum tube"
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Vacuum tube | |
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About 30 pages (8,982 words) in 4 products |
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Encyclopedia and Summary Information
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 Vacuum Tubes Summary
1,210 words, approx. 4 pages A vacuum tube is an electronic device used for the processing of electrical signals. It consists of two or more electrodes inside a metal or glass tube which has been evacuated, hence the name. In the mid-1800s Sir William Crookes (1832–1919)... summary from source:
 Vacuum Tube Summary
704 words, approx. 2 pagesThe invention of the vacuum tube (or valve, as it is known in Britain) led to the electronic revolution. Its history begins in 1884. Thomas Edison, while working on his incandescent light bulb, inserted a metal plate between glowing filaments. He... summary from source:
 Vacuum Tubes Summary
497 words, approx. 2 pagesA vaccum tube is an evacuated electron conducting chamber (tube) designed to eliminate or minimize the influence of atmospheric gas. More commonly, a vacuum tube is an electronic mechanism used primarily to convert alternating current into direct... summary from source:
 Vacuum tube Information
6,571 words, approx. 22 pages
In electronics, a vacuum tube, electron tube (inside North America), thermionic valve, or just valve (elsewhere); is a device used to amplify, switch, otherwise modify, or create an electrical signal by controlling the movement of electrons in a... 
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 EDN Researchers revive vacuum tubes.
09/01/1988: 562 words, approx. 2 pages Researchers believe that vacuum microelectronics will affect circuit-level designers in the future. Discussions at the The First International Vacuum Microelectronics Conference in Williamsburg, VA, showed that researchers from 11 countries use semiconductor production techniques to make vacuum transistors. The Naval Research Laboratory believes that... summary from source:
Electronic Design Cold-Cathode Vacuum Tube.
03/08/1999: 344 words, approx. 1 pages Recent fanfare over a new cold-cathode vacuum tube has led to avid speculation on its application to flat-screen TV tubes, satellite vehicles begging for lower power drain components, instant starting radios, and electron guns for klystrons, traveling wave tubes, and kinescopes. Tung-Sol Electric Inc.,... summary from source:
 AP News Chip makers seek new technology
9/14/2007: 717 words, approx. 2 pagesWe're used to computers becoming obsolete almost as soon as they leave the store because of rapid advances in chip technology, but the whole science of silicon chips is starting to show its age.Industry leaders say it must be retired within 10 years and replaced... summary from source:
AP News A Nobel nod for 'giant' discovery
10/9/2007: 853 words, approx. 3 pagesThe effect is called giant magnetoresistance, but it enables amazing things at the miniature level.Two European scientists won the 2007 Nobel Prize in physics Tuesday for their discoveries of the phenomenon, which spurred some of computing's most astonishing developments, from video-playing handheld devices to PCs...
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Vacuum tube | |
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About 30 pages (8,982 words) in 4 products |
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