Peter Cooper Hewitt
Peter Cooper Hewitt
1861-1921
American electrical engineer who invented the mercury-vapor lamp. Between 1901-03 he made his mercury-vapor lamp commercially available as a reliable form of industrial lighting. His quartz-tube mercury lamp was widely used in the biological sciences. Other inventions included a device for converting alternating current into direct current and a radio receiver.
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Rectifier , rectifier Component of an electric circuit that converts alternating current (AC) into direct current (DC). The rectifier is usually a semiconductor… George Westinghouse , Westinghouse, George
WESTINGHOUSE, GEORGE
George Westinghouse (1846–1914) was an inventor who applied his talents to the railroad and electrical indu… Peter Cooper , American inventor and manufacturer Peter Cooper (1791-1883) was considered New York City's "first citizen" because of his philanthropy and civic acti… Direct Current , di·rect cur·rent (abbr.: DC) • n. an electric current flowing in one direction only. Compare with alternating current.
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A diode is an electronic device through which electrons can flow in only one direction. Because of its ability to control current flow, a diode… Cooper Industries Inc , Cooper Industries, Inc.
600 Travis, Suite 5800
Houston, Texas 77002
U.S.A.
Telephone: (713) 209-8400
Fax: (713) 209-8995
Web site: http://www.cooperi…
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Peter Cooper Hewitt