Reginald Fessenden

[[File:Reginald_Aubrey_Fessenden_application_for_United_States_passport_-_26AUG1914.jpg"_Reginald_Fessenden_U.S._passport_application]_"Form_for_Native_Citizen",_dated_August_26,_1914._The_signed_and_notarized_application_stated_that_Fessenden_was_a_"native_and_loyal_citizen_of_the_United_States"_who_held_U.S._birthright_citizenship_through_his_American-born_father._In_addition,_although_for_his_early|Reginald Aubrey Fessenden application for United States passport - 26AUG1914.jpg" Reginald Fessenden U.S. passport application] "Form for Native Citizen", dated August 26, 1914. The signed and notarized application stated that Fessenden was a "native and loyal citizen of the United States" who held U.S. birthright citizenship through his American-born father. In addition, although for his early|thumb]]

Whitney Institute Bermuda founded 1881

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National Electric Signalling Company (1904 advertisement)

Reginald Aubrey Fessenden's gravesite June 2012

Reginald Aubrey Fessenden (October 6, 1866 – July 22, 1932) was a Canadian-born inventor, who did most of his work in the United States and also claimed U.S. citizenship through his American-born father. Fessenden made a significant impact on the development of amplitude modulation (AM) radio, pioneering voice and music broadcasts when most contemporaries were focused on Morse code telegraphy.

Early Life

Born in East-Bolton, Quebec, Canada, Fessenden was the eldest of the Reverend Elisha Joseph Fessenden and Clementina Trenholme's four children. His family moved to Fergus, Ontario, when he was ten years old. Despite limited formal education, Fessenden showed an early interest in science and especially electricity, which he pursued through self-education and a brief period of study at Bishop's College in Lennoxville, Quebec.

Career

Fessenden's career in telecommunications began in the 1890s, working for companies such as the Edison Electric Company in New York, where he contributed to the development of the incandescent light bulb. However, his most notable work was in the field of radio technology.

In 1900, Fessenden succeeded in transmitting the human voice wirelessly over a distance of about 1.6 kilometers, which marked the first-ever audio radio transmission. His experiments laid the groundwork for the development of AM radio broadcasting. He continued to innovate, and on Christmas Eve 1906, he conducted the first radio broadcast of music and entertainment to a general audience of shipboard operators and wireless telegraph stations.

Fessenden's work extended beyond radio. He made contributions to the development of sonar technology and held hundreds of patents in various fields, including telephony, electrical power distribution, and sound recording.

Legacy

Reginald Fessenden's contributions to the development of radio communication were groundbreaking. His pioneering work in transmitting voice and music laid the foundation for modern broadcasting. Despite facing financial difficulties and legal battles over patents in his later years, Fessenden's innovations have had a lasting impact on the field of telecommunications.

Fessenden's achievements have been recognized posthumously. He has been inducted into several halls of fame, including the National Inventors Hall of Fame and the Canadian Science and Engineering Hall of Fame.

Death

Fessenden passed away in Bermuda on July 22, 1932. His work, however, continues to resonate, influencing the fields of radio broadcasting and telecommunications to this day.