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Edwin Armstrong rond 1954. Edwin Howard Armstrong ( New York, 18 december 1890 – aldaar, 31 januari 1954) was een Amerikaanse elektrotechnisch ingenieur, radiopionier en uitvinder. Hij was de belangrijkste radiopionier van de eerste helft van de 20e eeuw. Zo ontwikkelde hij frequentiemodulatie en de heterodyne, die belangrijk bleven in de ...
에드윈 하워드 암스트롱(Edwin Howard Armstrong, 1890년 12월 18일 ~ 1954년 1월 31일)은 미국의 전기공학자이자 발명가로, 주파수 변조 라디오를 개발한 것으로 잘 알려져 있는 인물이다. 42개의 특허 외에, 무선학회(현재의 IEEE)가 수여한 최초의 영예상, 프랑스의 레지옹 도뇌르 훈장, 1941년 프랭클린 메달, 1942 ...
28 de nov. de 2023 · Early Years Birth at Home. Edwin Howard Armstrong was born to Emily and John Armstrong one week before Christmas day, 1890, at their home at 247 West 29th Street in the Chelsea neighborhood of Manhattan, New York City, USA.
20 de set. de 2020 · From wide band frequency modulation to the superheterodyne receiver, Edwin Howard Armstrong's inventions revolutionized radio. Join Bruce Kelley and Marion A...
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- AWA Communication Technologies Museum
18 de dez. de 2018 · December 18, 2018. Edwin Armstrong, an American electrical engineer, was born in New York City on Dec. 18, 1890. As a child, Armstrong suffered from rheumatic fever, and his family moved to the nearby suburb of Yonkers to expedite his recovery. It was there that young Edwin became fascinated with science and technology, especially the newly ...
1 de dez. de 2008 · Edwin Howard Armstrong was born in New York City on 18 December 1890, and studied electrical engineering at Columbia University under the celebrated Michael J. Pupin. Radio was Armstrong’s passion, and about a year before he graduated in 1913, he devised a circuit that revolutionized the radio art. Using a triode as an amplifier, he fed back ...
