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Inventors Edwin Howard Armstrong
Edwin Howard Armstrong was born in 1890, in New York City, and died in 1954, also in New York City. Armstrong one of great engineers of the 20th century.

Edwin Howard Armstrong
Invented a method of receiving high-frequency oscillations, part of every radio and tv today - National Inventors Hall of Fame.

Edwin Howard Armstrong
Armstrong invented three key innovations: regeneration, superheterodyning, and frequency modulation.

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