Edwin Howard Armstrong (December 18, 1890 – January 31, 1954) was an American electrical engineer and inventor. He has been called "the most prolific and influential inventor in radio history". He invented the regenerative circuit while he was an undergraduate and patented it in 1914, followed by the super-regenerative circuit in 1922, and the superheterodyne receiver in 1918. Armstrong was also the inventor of modern frequency modulation (FM) radio transmission.
Edwin Howard Armstrong was born in New York City, New York, in 1890. He studied at Columbia University where he was a member of the Epsilon Chapter of the Theta Xi Fraternity. He later became a professor at Columbia University. He held 42 patents and received numerous awards, including the first Institute of Radio Engineers now IEEE Medal of Honor, the French Legion of Honor, the 1941 Franklin Medal and the 1942 Edison Medal. He is a member of the National Inventors Hall of Fame and the International Telecommunications Union's roster of great inventors.
Read more about Edwin Howard Armstrong: Early Life, Early Work, FM Radio, Personal Life, Suicide, Legacy, Honors, Patents
Famous quotes containing the words edwin, howard and/or armstrong:
“A good soul like a good body should be as unobtrusive as possible; in so far as it functions properly, it should not be noticed for good or for ill.”
—C.E.M. (Cyril Edwin Mitchinson)
“I sincerely hope that the incoming Congress will be alive, as it should be, to the importance of our foreign trade and of encouraging it in every way feasible. The possibility of increasing this trade in the Orient, in the Philippines, and in South America is known to everyone who has given the matter attention.”
—William Howard Taft (1857–1930)
“But Jonnë had a bright sword by his side,
And it was made of the mettle so free,
That had not the king stept his foot aside,
He had smitten his head from his faire bodde.”
—Unknown. Johnie Armstrong (l. 45–48)