Harold Locke Hazen, Date of Birth, Date of Death
TweetHarold Locke Hazen
American electrical engineer
Date of Birth: 01-Aug-1901
Date of Death: 21-Feb-1980
Profession: engineer
Nationality: United States
Zodiac Sign: Leo 
About Harold Locke Hazen
- Harold Locke Hazen (August 1, 1901 – February 21, 1980) was an American electrical engineer.
- He contributed to the theory of servomechanisms and feedback control systems.
- In 1924 under the lead of Vannevar Bush, Hazen and his fellow undergraduate Hugh H.
- Spencer built a prototype AC network analyzer, a special-purpose analog computer for solving problems in interconnected AC power systems.
- Hazen also worked with Bush over twenty years on such projects as the mechanical differential analyzer.
- This early work, and the binary algebra used, would be foundational to the emergence of electromechanical and digital computers in later decades.
Read more at Wikipedia