development of different antenna designs

Edwin Armstrong invented Frequency Modulation radio (FM radio) in 1933, but his employer, RCA, ignored and even boycotted the invention. FM radio vastly ... In the mid-1890s, building on techniques physicists were using to study electromagnetic waves, Guglielmo Marconi developed the first apparatus for long-distance ... Aug 7, 2023 ... KDAY became the country's first radio station to play hip-hop on a full-time basis. In addition to programming the more established East Coast ... Oct 30, 2018 ... When was the first public radio broadcast in the UK? When was ... In Our Time: The Invention of Radio (BBC Radio 4) · History of the BBC ... Invented by Al Gross in 1945, the CB radio originally served as a method ... radio in the U.S. after 60 years. Cobra has also played a significant role ... Our company has achieved many milestones in its 85-plus year history. We ... In 1958 Motorola introduced the Motrac radio, the world's first vehicular ... But on December 24, 1906, Canadian-born physicist Reginald Fessenden changed that by sending the first long-distance transmission of human voice and music from ... NIHF Inductee Guglielmo Marconi invented the radio by building equipment to transmit electrical signals through the air from one end of his house to the ... We invented and patented wireless local area network (WLAN) in the 1990s – a ... Reverberation occurs where radio waves bounce around the surrounding environment ... Jan 10, 2023 ... When Marconi invented radio back in 1895, he predicted, “In the new era, thought itself will be transmitted by radio.” Audio has been a ...