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Reginald_Fessenden,_probably_1906.jpg (635 × 357 pixels, file size: 37 KB, MIME type: image/jpeg) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
Reginald Aubrey Fessenden (October 6, 1866 – July 22, 1932) was a Canadian electrical engineer and inventor who received hundreds of patents in fields related to radio and sonar between 1891 and 1936 (seven of them after his death). Fessenden pioneered developments in radio technology, including the foundations of amplitude modulation (AM ...
24 December – Reginald Fessenden makes the first radio broadcast: a poetry reading, a violin solo and a speech. Lee de Forest invents the audion ( triode ). Births
In January 1906, Reginald Fessenden achieved the first two-way transatlantic radiotelegraph transmission, exchanging Morse code messages between his stations in Brant Rock and Machrihanish, Scotland. (Marconi had only achieved one-way transmissions prior to his date).
Electrolytic detector. The electrolytic detector, or liquid barretter, was a type of detector (demodulator) used in early radio receivers.First used by Canadian radio researcher Reginald Fessenden in 1903, it was used until about 1913, after which it was superseded by crystal detectors and vacuum tube detectors such as the Fleming valve and Audion ().
On 23 December 1900, the Canadian-born American inventor Reginald A. Fessenden became the first person to send audio (wireless telephony) by means of electromagnetic waves, successfully transmitting over a distance of about a mile (1.6 kilometers,) and six years later on Christmas Eve 1906 he became the first person to make a public wireless ...
According to Encyclopædia Britannica, the first transmission sent over radio waves were voice and music signals transmitted in December 1906 from Brant Rock, Massachusetts. Canadian experimenter Reginald Fessenden produced approximately an hour of talk and music that was heard by radio amateurs before radio's popularity exploded.
December 24 – Reginald Fessenden makes the first radio broadcast, including a musical recording, a violin solo, and readings, from Brant Rock, Massachusetts. The first practicable gyrocompass is invented by Hermann Anschütz-Kaempfe in Germany. [12] [13]