According to a recent book (Early FM Radio, by Frost), modern FM wasn't invented all at once, but evolved with the help of dozens of other people besides Armstrong. But Armstrong was the first to...
He committed suicide by jumping out his New York apartment window on January 31st, 1954, following years of legal and financial ruin over patent lawsuits, mainly against RCA and its company...
According to Armstrong's biographer, Lawrence Lessing, he graduated from Yonkers High School in the spring of 1909 (Man of High Fidelity, p. 39). He graduated from Columbia University with a B.S. in...