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WHWB is a defunct AM radio station that was licensed to Rutland, Vermont.WHWB went on the air in 1949 and was on the air until late 1993. The call sign was known to have two meanings, the "H" was for Harris, the "W" was for Wilson, and the "B" was for Bates, part of the original trio that launched the radio station.
Bell Labs' horn antenna, April 2007. The horn antenna at Bell Telephone Laboratories in Holmdel, New Jersey, was constructed on Crawford Hill in 1959 to support Project Echo, the National Aeronautics and Space Administration's passive communications satellites, [8] [5] which used large aluminized plastic balloons (satellite balloon) as reflectors to bounce radio signals from one point on the ...
The first modern horn antenna in 1938 with inventor Wilmer L. Barrow. A horn antenna or microwave horn is an antenna that consists of a flaring metal waveguide shaped like a horn to direct radio waves in a beam. Horns are widely used as antennas at UHF and microwave frequencies, above 300 MHz. [1]
These ten radio antennas work together as an array that forms the longest system in the world that uses very long baseline interferometry. The longest baseline available in this interferometer is about 8,611 kilometers (5,351 mi). [2] The construction of the VLBA began in February 1986 and it was completed in May 1993.
Four of the sixty-four total antennas of the ALMA radio telescope, at the Atacama Large Millimeter Array (ALMA) West arm of the low-frequency Ukrainian T-shaped Radio telescope, second modification (UTR-2) radio telescope phased array antenna. This is a list of radio telescopes – over one hundred – that are or have been used for radio ...
WDEL (1150 kHz) is a commercial AM radio station in Wilmington, Delaware, airing a news/talk radio format.Its programming is simulcast on co-owned station 101.7 WDEL-FM.WDEL broadcasts at 5,000 watts using a directional antenna, with its transmitter, studios and offices located on Shipley Road in Wilmington.
Robert Woodrow Wilson (born January 10, 1936) is an American astronomer who, along with Arno Allan Penzias, discovered cosmic microwave background radiation (CMB) in 1964. [1] The pair won the 1978 Nobel Prize in Physics for its discovery.
Antenna farms have often been the source of complaints from local neighborhoods, particularly when a new tower is added. This has been increasingly so for TV stations, which have been pursuing with alacrity the construction of new digital television antennas. Because many of these towers are already full, or were built well before there was the ...
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