How to Pronounce Phillip Hagar Smith
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Apr 29, 1905 Lexington, Massachusetts, United States Died on 29 Aug 1987 (aged 82)
American electrical engineer
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About Phillip Hagar Smith
- Phillip Hagar Smith (April 29, 1905; Lexington, Massachusetts – August 29, 1987; Berkeley Heights, New Jersey) was an electrical engineer, who became famous for his invention of the Smith chart.
- Smith graduated from Tufts College in 1928 with a BS degree in electrical engineering.
- While working for Bell Telephone Laboratories, he invented his eponymous Smith chart.When asked why he invented the chart, Smith explained, "From the time I could operate a slide rule, I've been interested in graphical representations of mathematical relationships." In 1969 he published the book Electronic Applications of the Smith Chart: In Waveguide, Circuit, and Component Analysis, a comprehensive work on the subject.
- He retired from Bell Labs in 1970.
- He was elected a fellow of the IRE in 1952.
