a timeline outlining the major milestones in telephone invention and development

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 ... May 18, 2023 ... The Early Years. The term “FM” is an abbreviation for “frequency modulation,” which describes a specific method of encoding audio signals onto ... In the mid-1890s, building on techniques physicists were using to study electromagnetic waves, Guglielmo Marconi developed the first apparatus for long-distance ... Car companies introduced FM car radios in 1963. In 1964, the FCC ordered that FM stations stop simulcasting and create original programming for FM broadcasting. In July 1986 Marconi made the first demonstration of his invention, the radio transmitter and receiver, for the British government. In December 1901, Marconi ... Work began in earnest in the spring of 1954, and this first Regency transistor radio was in stores for the Christmas season later that year. The Regency ... Edwin Armstrong invented Frequency Modulation radio (FM radio) in 1933, but his employer, RCA, ignored and even boycotted the invention. FM radio vastly ... ... created by Theremin decades before. RFID was, however, officially invented in 1983 by Charles Walton when he filed the first patent with the word 'RFID'. 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 ... In 1893 the inventor Nikolai Tesla demonstrated a wireless radio in St. Louis, Missouri. Despite this demonstration, it was Guglielmo Marconi who is often ...