Edwin Howard Armstrong
New York 18.December.1890 New York 01.February.1954
Patent 1.113.149 Oct, 6, 1914 Wireless receiving system
June 23, 1921 Congratulations on winning the first case on the super reaction, by Dr. A. A. Fleming FlemingJ. J.
News of the report on super reaction of acts of the IRE (The Institute of Radio Engineers) Issued in August 1922
Patend system FM
mages of experimental apparatus Armstrong's