The Yamaha DX7 is a synthesizer manufactured by Yamaha Corporation from 1983 to 1989. It was the first successful digital synthesizer and is one of the best-selling synthesizers in history, selling more than 200,000 units. Francis Monkman was an English rock, classical and film score composer, and a founding member of both the progressive rock band Curved Air and the classical/rock fusion band Sky. #dx7 #yamaha #synthesizer | Plus 94 Records