Radio Days By cchoate26 Nov 2, 1920 KDKA transmitted the first scheduled broadcast. Period: Nov 2, 1920 to 1946 Radio Days Aug 5, 1921 KDKA broadcast its first professional baseball game Oct 8, 1921 KDKA broadcast its first professional football game Mar 4, 1925 The first president inauguration Nov 28, 1925 Barn Dance aired on WSM-AM Feb 23, 1927 The Radio Act of 1927 replaced the Department of Commerce 1930 In-car radios were manufactured 1933 FM radio was created Mar 12, 1933 President Roosevelt addressed the nation Jun 19, 1934 Federal Radio Commission was replaced by Federal Communications Commission Nov 29, 1934 A football game between the Bears and the Lions aired on Thanksgiving day Jun 12, 1936 Experiments with FM broadcasts at 40 kw power Jun 17, 1936 The first demonstration of FM radio technology to the Commission Aug 18, 1937 The first AM construction permit was issued 1938 The first World Series was announced 1938 War of the Worlds was aired, causing mass panic throughout the nation Feb 24, 1940 Columbia University Radio Club began airing Dec 7, 1941 KTU broadcast live updates on the attack of Pearl Harbor May 8, 1945 President Harry Truman announced Germany's surrender 1946 FM moved from 42-44 MHz to 88-108 MHz