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Sarnoff, David
(Encyclopedia) Sarnoff, David, 1891–1971, American pioneer in radio and television, b. Russia. Emigrating to the United States in 1900, he worked for the Marconi Wireless Company, winning recognition…Paley Center for Media
(Encyclopedia) Paley Center for Media, American archive of radio and television programs, and forum for the discussion of the role and evolution of electronic media as well as the intersections of…audio frequency
(Encyclopedia) audio frequency: see sound; radio.amplitude modulation
(Encyclopedia) amplitude modulation: see modulation; radio.frequency modulation
(Encyclopedia) frequency modulation: see modulation; radio.altimeter
(Encyclopedia) altimeteraltimeterăltĭmˈĭtər, ălˈtĭmēˌtər [key], device for measuring altitude. The most common type is an aneroid barometer calibrated to show the drop in atmospheric pressure in…radar astronomy
(Encyclopedia) radar astronomy, application of radar to the determination of distances and planetary features within the solar system, such as rotation rates. A short burst of radio waves is…Armstrong, Edwin Howard
(Encyclopedia) Armstrong, Edwin Howard, 1890–1954, American engineer and radio inventor, b. New York City, grad. Columbia (E.E. 1913). He was associated in research with Michael I. Pupin at Columbia…Wilson, Robert Woodrow
(Encyclopedia) Wilson, Robert Woodrow, 1936–, American radio astronomer, b. Houston, Tex., Ph.D. California Institute of Technology, 1962. In 1964 he and co-researcher Arno Penzias began monitoring…antenna
(Encyclopedia) antennaantennaăntĕnˈə [key], in electronics, system of wires or other conductors used to transmit or receive radio or other electromagnetic waves (see radio); sometimes called an…Trending
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