Birthdate: November 23, 1869
Sun Sign: Sagittarius
Birthplace: Copenhagen, Denmark
Died: July 23, 1942
Valdemar Poulsen, a Danish engineer, is renowned for inventing the telegraphone in 1898, a magnetic wire recorder. He also played a critical part in advancing early radio technology by creating the Poulsen arc, the first continuous wave radio transmitter. This innovation was extensively employed in the initial audio radio broadcasts before vacuum-tube transmitters became prevalent. Poulsen’s contributions greatly impacted the telecommunications and broadcasting sector, positioning him as a trailblazer in developing fundamental technologies that influenced modern communication systems.
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