John Chowning at the Yamaha DX7

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  • Description
Date
1984 ca.
Photographer
Painter, Chuck
Copyright Owner
© Chuck Painter / Stanford News Service
Object ID
500004128

Yamaha’s DX7 digital synthesizer, used by many pop bands in the 1980s and 1990s, was based on frequency modulation (FM) synthesis invented by Stanford professor John Chowning in 1967. For more than a decade it was Stanford’s most lucrative patent.