This is a great story of how Yamaha built the DX7 — with the help of John Chowning, the inventor of FM synthesis. Inspired by the bold vision of Yamaha’s then-president Genichi Kawakami, who said, “If we can make the best musical instruments in the world, then no matter how difficult it is, no matter how much money it costs, we’ll do it,” Yamaha spent over 10 years turning Chowning’s discovery into a real instrument. Their long pursuit finally resulted in the launch of the DX7 in the early 1980s, a synthesizer that changed music forever.
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https://hub.yamaha.com/keyboards/synthesizers/discovering-digital-fm-john-chowning-remembers/
