Harold Stephen Black

Harold Stephen Black

Born: 1898
Birthplace: Leominster, Mass.

Negative feedback amplifier—Black's negative feedback concept involved feeding systems output back to the input as a method of system control thus helping to eliminate distortion in telecommunications and to extend the frequency range of the amplifier. (1981)

Died: 1983

Clarence Birdseye

The National Inventors Hall of Fame

Samuel Blum

Clarence Birdseye The National Inventors Hall of Fame Samuel Blum

See also:

Forest M. Bird

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Harold Stephen Black

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