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Ernst Alexanderson : ウィキペディア英語版 | Ernst Alexanderson
}} Ernst Frederick Werner Alexanderson (January 25, 1878 – May 14, 1975) was a Swedish-American electrical engineer, who was a pioneer in radio and television development. He invented the Alexanderson alternator, an early radio transmitter used between 1906 and the 1930s for longwave long distance radio transmission. ==Background== Alexanderson was born at Uppsala, Sweden, and educated at the Royal Institute of Technology in Stockholm and the Technische Hochschule (Technical University) in Berlin, Germany. He emigrated to the U.S. in 1902 and spent much of his life working for the General Electric company.
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