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English: The image gives six circuit diagrams (schematics) for balanced line antenna tuners of the tuned-transformer type, discussed in the Wikipedia article "Antenna Tuner" or "ATU". It is an edited version of the original by JNRSTANLEY uploaded 2014-10-15.
The Electroline; the first computerized, electronic line judge device, introduced in 1974. An electronic line judge is a device used in tennis to automatically detect where a ball has landed on the court. Attempts to revolutionize tennis officiating and the judging of calls in the sport began in the early 1970s and has resulted in the design ...
The category of simple antennas consists of dipoles, monopoles, and loop antennas. Nearly all can be made with a single segment of wire (ignoring the break made in the wire for the feedline connection). [citation needed] Dipoles and monopoles called linear antennas (or straight wire antennas) since their radiating parts lie along a single ...
5: A 5 is a high set to the right antenna where an opposite (right front) attacker may hit it. Pipe: A pipe is a high set to the middle back, right behind the 10' line where a back row attacker may hit it. 3: A 3 (also referred to as a 32 or 33) is a shoot set between the outside and middle hitters. Much like a combination of a 1 and a shoot.
Line judge (tennis), an official in tennis to observe the passage of tennis balls over the boundary lines of the court Electronic line judge, an electronic system used in tennis to automatically detect where a ball has landed on the court; Line judge (gridiron football), an official in gridiron football responsible for the line of scrimmage and ...
FILE - Switzerland's Stan Wawrinka jokes with a line judge in his Men's singles match against United States' Reilly Opelka during the Wimbledon Tennis Championships in London, Wednesday, July 3, 2019.
Cyclops is a computer system which has been used on the ATP and WTA professional tennis tours as an electronic line judge since 1980, now superseded by Hawk-Eye at Grand Slam tournaments. FoxTenn is another competing system for electronic line judge calling [63] which uses real data to trace back ball path and marking, including on clay surfaces.
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