In 1955, RCA unveiled its Electronic Music Synthesizer, and a new era in the history of music began. Developed at RCA's David Sarnoff Research Center (near Princeton, NJ), it was the brainchild of Harry Olson (standing), and Herbert Belar. Olson was also the designer of a number of RCA's microphones. This huge and unwieldy system was controlled by a punched paper roll, similar to a player piano r