William R. Hewlett

Born: 1913
Birthplace: Ann Arbor, Mich.

Variable frequency oscillation generator?Also known as the ?audio oscillator,? this was the first practical method of generating high-quality audio frequencies needed in communications, geophysics, medicine, and defense work. Walt Disney Studios ordered eight audio oscillators to use in producing the soundtrack of the film, ?Fantasia.? (1992)

Died: 2001