David Sarnoff

David Sarnoff was an American businessman who played an important role in the American history of radio broadcasting and television. He led the Radio Corporation of America (RCA) for most of his career in various capacities from shortly after its founding in 1919 until his retirement in 1970.

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Source: Wikipedia · Image: Wikimedia Commons · Public domain

DITDASH

Dit dah — Morse code, signaling, and the basics of getting on the air.

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