List of vacuum tubes: 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, thousands of tube types were used in consumer electronics. (None) [100%] 2023-12-15 [Vacuum tubes]
List of vacuum tubes: 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, thousands of tube types were used in consumer electronics. [100%] 2021-12-24 [Vacuum tubes] [Electronics lists]...
List of Mullard–Philips vacuum tubes: This is a list of European Mullard–Philips vacuum tubes and their American equivalents. Most post-war European thermionic valve (vacuum tube) manufacturers have used the Mullard–Philips tube designation naming scheme. (None) [81%] 2023-11-27 [Vacuum tubes]
Vacuum tube: 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 electrodes to which an electric potential difference has been applied. The type known as a ... (Physics) [100%] 2022-10-06 [Vacuum tubes] [Electrical components]...
Vacuum Tube: The phenomena associated with the passage of electricity through gases at low pressures have attracted the attention of physicists ever since the invention of the frictional electrical machine first placed at their disposal a means of producing a more or ... [100%] 2022-09-02
Vacuum tube: 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 electrodes to which an electric potential difference has been applied. The type known as a ... (Device that controls electric current between electrodes in an evacuated container) [100%] 2021-12-24 [Vacuum tubes] [1904 in science]...
Vacuum (political): Vacuum (political) : A situation in which no power is dominant, and the power balance is in flux. (Political) [83%] 2023-08-13
Vacuum (quantum electrodynamic): The term quantum electrodynamic vacuum, or QED vacuum, refers to the ground state of the electromagnetic field, which is subject to fluctuations about a dormant zero average-field condition: Here is a description of the quantum vacuum: “The quantum theory ... (Quantum electrodynamic) [83%] 2023-07-04
Vacuum: A vacuum is a space devoid of matter. The word is derived from the Latin adjective vacuus for "vacant" or "void". (Space that is empty of matter) [83%] 2021-12-23 [Vacuum] [Physical phenomena]...
Vacuum: A vacuum (Latin: empty space, emptiness) is a region in space devoid of all types of matter, such as atoms and molecules. Such a region does not transmit sound waves or conduct heat, although heat can travel through it via ... [83%] 2023-03-11 [Science] [Physics]...
Vacuum: Script error: No such module "hatnote group". A vacuum is a space devoid of matter. (Physics) [83%] 2023-05-08 [Vacuum] [Physical phenomena]...
Vacuum (classical): The term classical vacuum is used in classical electromagnetism where it refers to an ideal reference medium, devoid of all particles, with ideal properties. These ideal properties are independent of field strength, direction, frequency, or polarization, and from temperature. (Classical) [83%] 2023-06-19
Vacuum: A vacuum is a volume of space that is essentially empty of matter, so that gaseous pressure is much less than standard atmospheric pressure. The root of the word vacuum is the Latin adjective vacuus which means "empty," but space ... [83%] 2023-02-03
Vacuum (partial): Partial vacuum refers to a realizable but non-ideal, or imperfect, vacuum. The partial pressure of a gas in a mixture of gases is the portion of the total gas pressure contributed by that gas. (Partial) [83%] 2023-06-12
Vacuum: Vacuum — шведская синтипоп-группа, в настоящее время состоящая из Маттиаса Линдблума и Андерса Вольбека. Они познакомились в 1996 году, тогда же группа записала свой первый альбом. [83%] 2024-04-23
Vacuum (band): Vacuum is a Swedish pop band consisting of Mattias Lindblom and Anders Wollbeck. They also work as song writers and producers under the same name. (Band) [83%] 2025-03-08 [Musical groups established in 1996] [Swedish synthpop groups]...
Vacuum tube battery: In the early days of electronics, vacuum tube (called valves in British contexts) devices (such as radios) were powered by batteries. Each battery had a different designation depending on which tube element it was associated with. [81%] 2023-11-19 [Vacuum tubes] [Battery shapes]...
Vacuum tube battery: thumb|A generic [[triode vacuum tube circuit showing "A", "B" and "C" batteries]] In the early days of electronics, vacuum tube (called valves in British contexts) devices (such as radios) were powered by batteries. Each battery had a different designation ... (Engineering) [81%] 2022-08-11 [Vacuum tubes]
Rogers Vacuum Tube Company: Rogers Vacuum Tube Company (formally named Radio Manufacturing Corporation Limited) was founded as the Standard Radio Manufacturing Corporation in 1925 by Edward Rogers (1900–1939) to sell Rogers "Batteryless" radios using vacuum tube technology. It was later renamed Rogers Majestic ... [70%] 2023-02-24 [Rogers Communications] [Electronics companies established in 1925]...
List of vacuum tube computers: Vacuum tube computers, now termed first generation computers, are programmable digital computers using vacuum tube logic circuitry. They were preceded by systems using electromechanical relays and followed by systems built from discrete transistors. (Engineering) [63%] 2023-11-19 [Vacuum tubes]
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