At a sock hop in 1958, Bob Casey used two turntables to play music for the crowd. His set-up is credited with being the first double-decked audio-system used by a disc jockey. The two turntables, as well as the individual volume controls and early crossfader, created a seamless transition between songs. These innovations are now standard in modern DJ audio equipment. In this interview, Bob Casey describes his inspiration for the system, its debut, and its impact on future DJs.
From "Prototype Online: Inventive Voices," a podcast series from the Lemelson Center. If you like what you hear, why not subscribe? Copy this URL into your podcast software: http://invention.smithsonian.org/ podcasts/prototype.rss or access iTunes directly
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