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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
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 (28,770 words) - 16:23, 8 June 2024
Oscilloscope (redirect from Cathode-ray Oscilloscope)equipped it with beam-forming plates and a magnetic field for deflecting the trace, and this formed the basis of the CRT. Early cathode ray tubes had been...64 KB (8,498 words) - 01:27, 12 April 2024
A cathode is the electrode from which a conventional current leaves a polarized electrical device. This definition can be recalled by using the mnemonic...24 KB (2,871 words) - 16:57, 23 February 2024
For the lower range of beam power, up to about 2 kW, the width w=0.5 mm is appropriate. Electrons emitted from the cathode are low energy, only a few...22 KB (2,946 words) - 00:17, 20 May 2024
targets on a cathode-ray tube (CRT) screen, which is controlled by the player by adjusting knobs to change the trajectory of a CRT beam spot on the display...11 KB (1,272 words) - 18:25, 15 April 2023
Nixie tube (redirect from Cold cathode display)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) - 18:41, 28 March 2024
Electron gun (category Electron beam)produces a narrow, collimated electron beam that has a precise kinetic energy. The largest use is in cathode-ray tubes (CRTs), used in older television...6 KB (705 words) - 07:17, 2 May 2024- electron-beam processing device include: an electron gun (consisting of a cathode, grid, and anode), used to generate and accelerate the primary beam; and...14 KB (1,630 words) - 08:54, 2 March 2024
Vacuum tube (redirect from Indirectly heated cathode)described above, and are described elsewhere. These include as cathode-ray tubes, which create a beam of electrons for display purposes (such as the television...119 KB (15,320 words) - 17:01, 6 June 2024- as long as 15 ms. Beam current is directly related to the number of electrons emitted by the cathode or available in the beam. Beam current can be as...3 KB (444 words) - 06:11, 24 January 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 cold cathode is a cathode that is not electrically heated by a filament. A cathode may be considered "cold" if it emits more electrons than can be supplied...12 KB (1,507 words) - 13:03, 14 November 2023
gas molecules, never gaining much energy. These tubes did not create beams of cathode rays, only a colorful glow discharge that filled the tube as the electrons...33 KB (4,113 words) - 21:20, 16 May 2024
X-ray tube (section Crookes tube (cold cathode tube))the beam, through the tube. A high voltage power source, for example 30 to 150 kilovolts (kV), called the tube voltage, is connected across cathode and...20 KB (2,631 words) - 18:51, 1 May 2024- electrically charged particles Cathode ray, or electron beam or e-beam, streams of electrons observed in discharge tubes X-ray beam, a penetrating form of high-energy...3 KB (448 words) - 00:38, 12 October 2023
The 807 is a beam tetrode vacuum tube, widely used in audio- and radio-frequency power amplifier applications. 807s were used in audio power amplifiers...8 KB (897 words) - 21:58, 18 November 2023- Cathodic arc deposition or Arc-PVD is a physical vapor deposition technique in which an electric arc is used to vaporize material from a cathode target...8 KB (1,128 words) - 19:58, 5 February 2024
- A particle-beam weapon uses a high-energy beam of atomic or subatomic particles to damage the target by disrupting its atomic and/or molecular structure...7 KB (814 words) - 03:23, 22 May 2024
The 6V6 is a beam-power tetrode vacuum tube. The first of this family of tubes to be introduced was the 6V6G by Ken-Rad Tube & Lamp Corporation in late...16 KB (2,036 words) - 14:59, 10 December 2023
- filled with a feeble luminosity, and a beam of bluish rays is seen to stream from the negative terminal or cathode. When these rays strike the glass walls
- the minute particles of matter in question had been identified with the cathode rays observed in Sir William Crookes' vacuum tubes. When an electric current
- electron beam passes through the hole. The first and last of the resonant cavities are electrically wired together. At the cathode the electron beam is relatively