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Ernst Alexanderson

1878-01-25 – 1975-05-14

Portrait of Ernst Alexanderson
In 1920 Ernst Alexanderson was the Chief Engineer of the Radio Corporation of America. He is best known for the development of the Alexanderson Alternator radio transmitter.Credit: None listed

Life & Legacy

Ernst Frederick Werner Alexanderson (Swedish: [ɛʂnt alɛkˈsandɛʂɔn]; January 25, 1878 – May 14, 1975) was a Swedish-American electrical engineer and inventor who was a pioneer in radio development. He invented the Alexanderson alternator, an early radio transmitter used between 1906 and the 1930s for longwave long distance radio transmission. Alexanderson also created the amplidyne, a direct current amplifier used during the Second World War for controlling anti-aircraft guns.

Occupation & Career

electrical engineer, inventor, electrician

Education

Royal Institute of Technology; Technische Universität Berlin

Accomplishments, Inventions & Publications

Edison Medal; IEEE Medal of Honor; National Inventors Hall of Fame; honorary doctor of Royal Institute of Technology; Cedergren Medal

Legacy Highlights

Honors & Awards

Cedergren Medal · Edison Medal · honorary doctor of Royal Institute of Technology · IEEE Medal of Honor · National Inventors Hall of Fame

Organizations & Memberships

Royal Swedish Academy of Engineering Sciences · Royal Swedish Academy of Sciences

Education & Institutions

Royal Institute of Technology · Technische Universität Berlin

Verified Legacy Record

Sources & Provenance

  1. Wikidata population candidate Q472510 — wikidata View source

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