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noise

(Encyclopedia)noise, any signal that does not convey useful information. Electrical noise consists of electrical currents or voltages that interfere with the operation of electronic systems. Electrical noise limits...

Bacow, Lawrence Seldon

(Encyclopedia)Bacow, Lawence Seldon, 1951–, American educator and lawyer, b. Detroit, S.B. Massachusetts Institute of Technology, 1972, J.D., M.P.P. Harvard, 1976, Ph.D. Harvard, 1978. Bacow was on the faculty at...

Oberlin, Russell Keys

(Encyclopedia)Oberlin, Russell Keys, 1928–2016, American countertenor, b. Akron, Ohio, grad. Juilliard, 1951. A boy soprano, he sang in his church choir and on the radio, and won a nationwide radio talent competi...

Watson Lake

(Encyclopedia)Watson Lake, village (1991 pop. 912), SE Yukon, Canada, near the Liard River and the British Columbia border. It is a Royal Canadian Mounted Police Post, with an airfield and a radio station, located ...

Farnsworth, Philo Taylor

(Encyclopedia)Farnsworth, Philo Taylor, 1906–71, American inventor, b. Beaver, Utah, grad. Brigham Young Univ., 1925. He demonstrated (1927) a working model of a television system. His “dissector tube” (calle...

Hänsch, Theodor Wolfgang

(Encyclopedia)Hänsch, Theodor Wolfgang, 1941–, German physicist, Ph.D. Heidelberg, 1969. He was a professor at Stanford from 1975 to 1986 and then became head of the Max Planck Institute for Quantum Optics, Garc...

Port Authority of New York and New Jersey

(Encyclopedia)Port Authority of New York and New Jersey, self-sustaining public corporation established in 1921 by the states of New York and New Jersey to administer the activities of the New York–New Jersey por...

Rambouillet

(Encyclopedia)Rambouillet, town (1990 pop. 25,293), Yvelines dept., N France. It is a summer resort in the heart of a magnificent forest. Sheep are raised, and radio equipment and plastics are made. The nearby châ...

Fleetwood

(Encyclopedia)Fleetwood, town, Lancashire, NW England, on Morecambe Bay at the mouth of the Wyre estuary. Fleetwood, a port, trades and has a ferry service with the I...

Shechtman, Daniel S.

(Encyclopedia)Shechtman, Daniel S., 1941–, Israeli materials scientist, Ph.D. Technion (Israel Institute of Technology), 1972. Shechtman, who joined the faculty at Technion in 1975, received the Nobel Prize in Ch...