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Alexander Stepanovich Popov (sometimes spelled Popoff; Russian: Александр Степанович Попов; March 16 [O.S.
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Alexander Stepanovich Popov () was a Russian physicist, inventor of communication equipment and lecturer 9 The Popov Gold Medal is awarded annually by the .
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POPOV, ALEKSANDR STEPANOVICH (b.
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Alexander Stepanovich Popov not only invented the world's first radio receiver and carried out the world's first radio program, but also formulated the main principles of radio communication.