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2. Reginald Fessenden - Wikipedia

   en.wikipedia.org/wiki/Reginald_Fessenden

   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 development of radio technology, including the foundations of amplitude modulation (AM ...

3. List of oldest radio stations - Wikipedia

   en.wikipedia.org/wiki/List_of_oldest_radio_stations

   1906 Experimental (Reginald Fessenden experimental alternator station) BO [6] Brant Rock, ... San Jose, California/San Francisco, California 1909, 1921 (officially ...

4. List of Reginald Fessenden patents - Wikipedia

   en.wikipedia.org/wiki/List_of_Reginald_Fessenden...

   Reginald Aubrey Fessenden received hundreds of patents for devices in fields such as high-powered transmitting, ... "Capacity" – 13 March 1906; U.S. patent 897,278, ...

5. 1906 in radio - Wikipedia

   en.wikipedia.org/wiki/1906_in_radio

   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

6. AM broadcasting - Wikipedia

   en.wikipedia.org/wiki/AM_broadcasting

   In 1903 and 1904 the electrolytic detector and thermionic diode (Fleming valve) were invented by Reginald Fessenden and John Ambrose Fleming, respectively. Most important, in 1904–1906 the crystal detector, the simplest and cheapest AM detector, was developed by G. W. Pickard.

7. 1906 in science - Wikipedia

   en.wikipedia.org/wiki/1906_in_science

   The year 1906 in science and technology involved some significant events, ... California. The earthquake and ... Reginald Fessenden makes the first radio broadcast, ...

8. History of broadcasting - Wikipedia

   en.wikipedia.org/wiki/History_of_broadcasting

   Reginald Fessenden did ground-breaking experiments with voice and music by 1906. [53] Charles "Doc" Herrold of San Jose, California sent out broadcasts as early as April 1909 from his Herrold School electronics institute in downtown San Jose, using the identification San Jose Calling , and then a variety of different call signs as the ...

9. Live radio - Wikipedia

   en.wikipedia.org/wiki/Live_radio

   Canadian experimenter Reginald Fessenden produced approximately an hour of talk and music that was heard by radio amateurs before radio's popularity exploded. Other experiments in radio before it became part of widespread culture were transmitted including those by Charles Herrold in San Jose, California in 1908. [1]