Negative Feedback, Amplifiers, Governors, and More [Historical]

  title={Negative Feedback, Amplifiers, Governors, and More [Historical]},
  author={Massimo Guarnieri},
  journal={IEEE Industrial Electronics Magazine},
The invention of the negative feedback amplifier by Harold S. Black (1898-1983) in 1928 is considered one of the great achievements in electronics. In fact, it is listed among the IEEE Milestones, where it is credited to Bell Labs. Black was hired by Western Electric in 1921 and assigned to work on the Type C system, a newly introduced three-channel… CONTINUE READING