5. The first electronic concert was given in the Museum of Modern Art, NY on 28 October 1953 by Ussachevsky and Luening.
6. Two Americans, Robert Moog and Donald Buchla, created separate companies to manufacture synthesizers in the 1960s. Robert Moog’s synthesizer was released in 1965 and is considered a major milestone for electronic music.
7. They were followed by others and soon synthesizers that were voltage-controlled and portable were available for studio and on stage performances.
8. In the 1980s, commercial synthesizers were produced on a regular basis. Yamaha released the first all-digital synthesizer in 1983.