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A mercury-arc valve or mercury-vapor rectifier or (UK) mercury-arc rectifier is a type of electrical rectifier used for converting high-voltage or high-current...26 KB (3,437 words) - 11:50, 9 July 2024
of current. Physically, rectifiers take a number of forms, including vacuum tube diodes, wet chemical cells, mercury-arc valves, stacks of copper and selenium...65 KB (8,971 words) - 16:01, 9 September 2024
controlled rectifier or semiconductor controlled rectifier is a four-layer solid-state current-controlling device. The name "silicon controlled rectifier" is...13 KB (1,598 words) - 13:52, 30 July 2024
by the selenium rectifier in the early 1930s and almost completely replaced by the semiconductor diode in the 1960s. The Fleming valve was the forerunner...11 KB (1,405 words) - 18:01, 15 September 2024
plants, mercury arc rectifiers. Mercury arc rectifiers are usually supported by insulators mounted on the floor, while thyristor valves may be either supported...3 KB (365 words) - 03:00, 3 October 2024
Distortion (music) (section Valve overdrive)The typical anode (plate) supply was simply a rectifier, an inductor and a capacitor. When the valve amplifier was operated at high volume, the power...47 KB (5,644 words) - 10:23, 12 August 2024
Vacuum tube (redirect from Radio valve)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...120 KB (15,367 words) - 03:53, 22 September 2024
amplifiers continue to have valve construction. Solid state devices such as the cat's-whisker detector, copper oxide rectifier, or crystal detector diode...21 KB (2,898 words) - 20:18, 29 July 2024
Diode (redirect from Silicon rectifiers)check valve. This unidirectional behavior can convert alternating current (AC) to direct current (DC), a process called rectification. As rectifiers, diodes...64 KB (7,303 words) - 01:20, 6 October 2024
The Epiphone Valve Junior is a small 5 watt class A electric guitar amplifier. Available as an 8 in (200 mm) speaker combo version or as a head only version...5 KB (770 words) - 19:54, 13 May 2024
1914, the grid controlled mercury-arc valve became available during the period 1920 to 1940 for the rectifier and inverter functions associated with...78 KB (9,929 words) - 11:38, 27 September 2024
Thyratron (category Rectifiers)gas-filled tube used as a high-power electrical switch and controlled rectifier. Thyratrons can handle much greater currents than similar hard-vacuum...13 KB (1,488 words) - 18:01, 2 September 2024- valves it meant a high-power pentode tube (the usual choice for power RF) "Z" is used for semiconductor Zener diodes instead of (full-wave) rectifier...24 KB (1,919 words) - 06:08, 25 December 2022
Power inverter (section Controlled rectifier inverters)depends on the particular device employed. Inverters do the opposite of rectifiers which were originally large electromechanical devices converting AC to...49 KB (6,518 words) - 19:51, 2 September 2024- also called "thermionic valve", an electronic component Mercury-arc valve, a type of electrical rectifier tube Heart valve, valves in the heart that maintain...2 KB (334 words) - 09:15, 5 September 2024
electronics systems. Formerly, the mercury arc valve, the high-vacuum and gas-filled diode thermionic rectifiers, and triggered devices such as the thyratron...61 KB (8,057 words) - 21:34, 9 September 2024
Tube sound (redirect from Valve sound)Tube sound (or valve sound) is the characteristic sound associated with a vacuum tube amplifier (valve amplifier in British English), a vacuum tube-based...44 KB (5,688 words) - 08:44, 9 July 2024
Ignitron (category Rectifiers)An ignitron is a type of gas-filled tube used as a controlled rectifier and dating from the 1930s. Invented by Joseph Slepian while employed by Westinghouse...6 KB (766 words) - 10:00, 6 October 2023
Electronic symbol (section Bridge rectifiers)bridge rectifier symbol. Some show the internal diode circuit, some don't. Bridge rectifier Bridge rectifier Bridge rectifier Bridge rectifier Three-phase...21 KB (1,554 words) - 06:40, 23 September 2024
control gate signal on newer types. Some sources define "silicon-controlled rectifier" (SCR) and "thyristor" as synonymous. Other sources define thyristors...27 KB (3,353 words) - 13:39, 16 August 2024
- experimenting with an electric rectifier which is now on a commercial footing. It is known as the Nodon electric valve, and it is claimed that it will
- non-linear resistors... and the characteristic curves of thermionic valves, of rectifiers and discharge vessels and of magnetic materials. Limits may be set
- rectifiers, for example. Common rectifier tubes are: 5AR4/GZ-34, 5V4-GA, GZ37, 5U4-G/GA/GB, 5Y3-G/GA, 5R4GYB, and 5R4-G/GY/GYA. Different rectifier tubes