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31 de dez. de 2015 · John Ambrose Fleming, a British scientist and professor at University College in London, is credited with one of the most important developments in the history of electronics. Following his work as a consultant for the Edison Electric Light Company from 1881-1891, Fleming became a scientific consultant to the Marconi Wireless Telegraph Company in 1899.
4 de fev. de 2013 · Video describing the work of Prof Sir John Ambrose Fleming at UCL. Made to commemorate the 100th anniversary of his invention of thermionic valve.
- 7 min
- 15,1K
- UCL Electronic and Electrical Engineering
Sir John Ambrose Fleming FRS (Fellow of Royal Society) (29. listopadu 1849 v Lancasteru – 18. dubna 1945 v Sidmouthu) byl britský elektroinženýr a fyzik. Roku 1904 vynalezl diodu [2] a výrazně přispěl k rozvoji elektrického osvětlení.
John Ambrose Fleming (Lancaster, 29 november 1849 – Sidmouth, 18 april 1945) was een Engels elektrotechnicus en natuurkundige. Hij werd vooral bekend door de uitvinding van de eerste radiobuis ( vacuümdiode ) waarmee de elektronica een feit werd.
John Ambrose Fleming. Sir John Ambrose Fleming (Lancaster, 29 novembre 1849 – Sidmouth, 18 aprile 1945) è stato un inventore e ingegnere britannico.. È stato un elettrotecnico e radiotecnico inglese, inventore del diodo (), la prima delle valvole termoioniche (i cosiddetti tubi elettronici), che, fino all'invenzione dei transistori (), furono componenti insostituibili della radio, della ...
Nació en Lancaster, Lancashire, Inglaterra, el 29 de noviembre de 1849. Su padre, el Reverendo James Fleming, hombre de pocos recursos económicos, tuvo que enfrentar muchas dificultades para poder educar a su hijo. John Ambrose pronto demostró ser un joven brillante, al impartir su primera conferencia de Electromagnetismo a los 13 años.
28 de jul. de 2023 · Sir John Ambrose Fleming (hence the name “Fleming valve”) invented the thermionic valve and was granted patent GB 24850 in 1904. While there had been computers prior to 1904, the invention of vacuum diodes allowed for the first generation computers to rely more heavily on electricity than they did mechanics.
