NOUN
- electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
How To Use vacuum tube In A Sentence
- So it was gadgets, gadgets, gadgets many full of vacuum tubes and spinning open-reel tape, even if the story was set in 2050. Jason Stoddard, Strange and Happy » Blog Archive » The Burden of the Modern Science Fiction Writer
- For some collectors, the first primitive radios are the lure - old breadboards covered with vacuum tubes, capacitors, and wires assembled in the early decades of the 20th century.
- John Ambrose Fleming invents the vacuum tube.
- The ideal atmosphere for the vacuum tube is no atmosphere at all, or a perfect vacuum.
- With all of the retro cool analog phone sets and other low-tech gear on Battlestar Galactica, FTL (faster than light) drive not withstanding I was beginning to get the impression that the whole thing ran on vacuum tubes, that maybe some EMP (electromagnetic pulse for you non-geeks) had fried all of the circuity that runs computers. Dusk Before the Dawn » 2007 » November
- The sloth bear's long muzzle has protrusible lips and nostrils which it can close - these two features allow it to create a vacuum tube to suck up the termites.
- Just another snooty $ 3, 000 vacuum tube amplifier, I thought.
- Lee de Forest invents the vacuum tube.
- Powered by vacuum tubes, those old radar units are now dinosaurs.
- The first theory put forward by Sir J.J. Thomson in explanation of these facts, was that these kathode particles ( "corpuscles" as he termed them) were electrically charged portions of matter, much smaller than the smallest atom; and since the same sort of corpuscle is obtained whatever gas is contained in the vacuum tube, it is reasonable to conclude that the corpuscle is the common unit of all matter. Alchemy: Ancient and Modern