Marconi National Historic Sites of Canada in part, to commemorate Marconi's first transmission tests in 1901. The Marconi National Historic Site of Canada, located at Table Head in Glace Bay, is the site of Guglielmo Marconi's first transatlantic wireless station, callsign VAS, and the first wireless message sent from North America to Europe on December 15, 1902. The site features the remnants of Marconi's transmission towers, a modern amateur radio station, plus a museum chronicling Marconi's achievements. Marconi chose this site for its elevated flat expanse and unobstructed view out over the Atlantic Ocean. Some of the concrete footings for the massive towers can still be
History of radio changing its software program. Digital transmissions began to be applied to broadcasting in the late 1990s. Around the start of the 20th century, the Slaby-Arco wireless system was developed by Adolf Slaby and Georg von Arco. In 1900, Reginald Fessenden made a weak transmission of voice over the airwaves. In 1901, Marconi conducted the first successful transatlantic experimental radio communications. In 1904, The U.S. Patent Office reversed its decision, awarding Marconi a patent for the invention of radio, possibly influenced by Marconi's financial backers in the States, who included Thomas Edison and Andrew Carnegie. This also allowed the U.S. government