David Hafler

David Hafler
Born(1919-02-07)February 7, 1919
DiedMay 25, 2003(2003-05-25) (aged 84)
Alma materUniversity of Pennsylvania
OccupationAudio engineer
Known forCo-founder of Dynaco and David Hafler Company
Spouse
Gertrude Schwinger
(m. 1942; died 2001)
Children3

David Hafler (February 7, 1919 – May 25, 2003) was an American audio engineer. He was best known for his work on an improved version of the Williamson amplifier using the ultra-linear circuit of Alan Blumlein.