recorded audio By franrb18 Period: Jan 1, 1857 to May 4, 2017 recorded audio Jul 17, 1857 phonograph May 3, 1877 phonograph edison May 3, 1920 vynil May 3, 1962 compact cassette May 3, 1970 cassette May 3, 1992 mini disk May 3, 2001 ipod