De Forest,Lee
De For·est (dĭ fôrʹĭst, fŏrʹ-), Lee. Known as “the Father of Radio.” 1873-1961.
American electrical engineer who patented the triode electron tube (1907) that made possible the amplification and detection of radio waves. He originated radio news broadcasts in 1916.

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Universalium. 2010.

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