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A klystron is a specialized linear-beam vacuum tube, invented in 1937 by American electrical engineers Russell and Sigurd Varian, [1] which is used as an amplifier for high radio frequencies, from UHF up into the microwave range. Low-power klystrons are used as oscillators in terrestrial microwave relay communications links, while high-power ...
Bay News 9. Bay News 9 (also officially known as Spectrum Bay News 9 as of September 24, 2017) is a cable news television network located in St. Petersburg, Florida. Owned by Charter Communications, it currently serves the Tampa Bay area including Hillsborough, Pinellas, Manatee, Polk, Pasco, Hernando, and Citrus counties.
Get the Moses Lake, WA local weather forecast by the hour and the next 10 days. ... -Record rains in central Japan's Noto region, still recovering from a major New Year's Day earthquake, killed at ...
The H2S design team did not believe the klystron could do the job, and tests of an H2S built with klystrons showed a drop in output power by a factor of 20 to 30. At the same altitude, the klystron powered versions were able to detect a town at 10 miles (16 km) while the magnetron version was capable of 35 miles (56 km).
Varian Associates. Varian Associates was one of the first high-tech companies in Silicon Valley. It was founded in 1948 by Russell H. and Sigurd F. Varian, William Webster Hansen, and Edward Ginzton to sell the klystron, the first vacuum tube which could amplify electromagnetic waves at microwave frequencies, and other electromagnetic equipment.
The Amite City, Louisiana-based owner of a hurricane recovery service expects to put in 18-hour days for the next two weeks after Francine passed over the area, leaving a trail of destruction. "We ...
Preview: In a rare extensive interview to air on "CBS Sunday Morning" Sept. 22, Eddie Vedder and bass player Jeff Ament open up about the legendary band's founding.
S bands. The Canadian weather radar network consists of 33 weather radars spanning Canada's most populated regions. Their primary purpose is the early detection of precipitation, its motion and the threat it poses to life and property. Each had until 2018 a range of 256 km (159 mi) in radius around the site to detect reflectivity, 3 angles with ...
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