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"straightens" the direction of current. Physically, rectifiers take a number of forms, including vacuum tube diodes, wet chemical cells, mercury-arc valves...64 KB (8,984 words) - 05:17, 1 September 2024
Mercury-arc valve (redirect from Mercury arc rectifier)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
Bassman amplifiers had two 6SC7 or 6SL7GT pre-amp tubes, two 5881 power tubes and a single 5U4G rectifier tube. It was designed to generate 26 watts at an 8-ohm...15 KB (1,996 words) - 21:37, 18 August 2024
Half-wave rectifier, 35V/150mA series heater; UY1N with miniature 7-pin base First letter: R – Rectifier or RF tube U – Gas-filled power rectifier Z – Modulator...329 KB (40,580 words) - 17:54, 4 August 2024
amplifier tube, although some four-tube designs with a selenium rectifier in place of the rectifier tube avoided this problem. The six-tube versions added...21 KB (2,997 words) - 22:49, 26 August 2024
tubes it is used in combination with mercury. It was also used in early rectifier tubes; first thyratrons were derived from such argon-filled tubes....27 KB (3,400 words) - 13:22, 21 May 2024
A metal rectifier is an early type of semiconductor rectifier in which the semiconductor is copper oxide, germanium or selenium. They were used in power...6 KB (737 words) - 02:53, 2 August 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- voltage. Vacuum-tube rectifiers had efficiencies of only 60% compared to the 85% of selenium rectifiers, partially because vacuum-tube rectifiers required heating...9 KB (1,115 words) - 07:56, 13 June 2024
866A (category Vacuum tubes)half-wave rectifier intended for high-voltage applications. The voltage drop is approximately 15 volts up to 150 Hz. To avoid unwanted shorts the tube must...2 KB (186 words) - 17:45, 28 December 2023- Double diode triode (category Vacuum tubes)other as a rectifier for automatic gain control, in one envelope. In practice the two diodes usually share a common cathode. Multiple tube sections in...4 KB (677 words) - 20:39, 7 March 2020
- (plug-in transformers), and battery chargers. With the invention of the rectifier tube, which made it practical to power radios by electrical outlets, in 1928...35 KB (3,890 words) - 05:21, 24 August 2024
instrument tube amplifier designs use a vacuum tube rectifier instead of silicon diodes, and some designs offer the choice of both rectifiers via a switch...44 KB (5,688 words) - 08:44, 9 July 2024
Electronic component (section Vacuum tubes (valves))vacuum (see Vacuum tube). Diode or rectifier tube Amplification Triode Tetrode Pentode Hexode Pentagrid (Heptode) Octode Traveling-wave tube Klystron Oscillation...26 KB (2,806 words) - 21:23, 27 August 2024
The Vienna Rectifier is a pulse-width modulation rectifier, invented in 1993 by Johann W. Kolar at TU Wien, a public research university in Vienna, Austria...9 KB (1,088 words) - 17:19, 28 August 2024
inside the tube allows gas to evolve from the tube materials, and may deposit conductive material on internal insulating spacers. Tube rectifiers have limited...120 KB (15,394 words) - 08:07, 27 August 2024
22-watt tube amplifier (at 8 ohms), powered by a pair ("duet") of 7408/6V6GT power tubes, one GZ34/5AR4 rectifier tube, four 7025/12AX7 tubes for preamplification...5 KB (589 words) - 03:50, 7 July 2024
cathode ray tube, since its thick glass envelope is impregnated with several pounds of lead for shielding, than on high voltage (HV) rectifier and voltage...21 KB (2,753 words) - 18:21, 27 August 2024- supply, either with a simple half wave rectifier or with a voltage doubler circuit. In very early vacuum tube television sets, the EHT was derived directly...3 KB (471 words) - 15:30, 26 March 2024
- remedied by inserting in series with the discharge tube a. piece of apparatus known as a “rectifier” which allows a current to pass through it in one direction
- of thermionic valves, of rectifiers and discharge vessels and of magnetic materials. Limits may be set by the use of neon tubes that become conducting when
- 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 have different