A vacuum tube, electron tube, valve (British usage), or tube (North America) is a device that controls electric current flow in a high vacuum between...
119 KB (15,348 words) - 10:28, 11 July 2024
A vacuum-tube computer, now termed a first-generation computer, is a computer that uses vacuum tubes for logic circuitry. While the history of mechanical...
23 KB (2,514 words) - 12:51, 24 May 2024
This is a list of vacuum tubes or thermionic valves, and low-pressure gas-filled tubes, or discharge tubes. Before the advent of semiconductor devices...
329 KB (40,538 words) - 17:08, 5 July 2024
Cathode (redirect from Cathode (vacuum tube))
from the original on 2 January 2014. Poole, Ian (2012). "Vacuum tube electrodes". Vacuum Tube Theory Basics Tutorial. Radio-Electronics.com, Adrio Communications...
24 KB (2,871 words) - 18:28, 29 June 2024
In the early days of electronics, devices that used vacuum tubes (called valves in British contexts), such as radios, were powered by batteries. Each battery...
7 KB (984 words) - 05:05, 10 June 2024
In vacuum tube technology, HT or high tension describes the main power supply to the circuit, which produces the current between anode and cathode. It...
3 KB (471 words) - 15:30, 26 March 2024
electrons emitted from the cathode filament. In fact, each tube in a VFD is a triode vacuum tube because it also has a mesh control grid. Unlike liquid crystal...
24 KB (2,864 words) - 01:19, 9 May 2024
Triode (redirect from Triode vacuum tube)
A triode is an electronic amplifying vacuum tube (or thermionic valve in British English) consisting of three electrodes inside an evacuated glass envelope:...
30 KB (3,670 words) - 17:34, 8 June 2024
An X-ray tube is a vacuum tube that converts electrical input power into X-rays. The availability of this controllable source of X-rays created the field...
20 KB (2,631 words) - 19:20, 14 June 2024
Vacuum-tube computers, now called first-generation computers, are programmable digital computers using vacuum-tube logic circuitry. They were preceded...
27 KB (939 words) - 19:50, 13 June 2024