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What did Edward Howard Armstrong do?
Armstrong, in full Edwin Howard Armstrong, (born December 18, 1890, New York, New York, U.S.—died January 31/February 1, 1954, New York City), American inventor who laid the foundation for much of modern radio and electronic circuitry, including the regenerative and superheterodyne circuits and the frequency modulation …
What did Armstrong built behind his house?
While still a boy, Armstrong set about becoming an inventor. His homemade radio equipment eventually filled his bedroom, and during high school, he built a 125-foot tall radio antenna on the lawn of his house.
Who invented the FM?
Edwin Howard Armstrong
FM broadcasting/Inventors
What was the army rank of Sarnoff after World War 2?
Brigadier General
David Sarnoff | |
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Allegiance | United States |
Service/branch | United States Army |
Years of service | 1941–1945 |
Rank | Brigadier General |
What was the first house with electricity?
Although Edison invented the device in New Jersey, the first home lit by electricity was in Appleton, where mill-owner Henry Rogers illuminated his house on Sept. 30, 1882. You can still visit Hearthstone, the Appleton house museum where domestic electric light first became a reality.
What was the first house in England to have electricity?
Cragside
A new Archimedes screw restores hydroelectricity to Cragside in Northumberland, the first house in the world ever to use it. The green energy project continues the work of previous owner Lord Armstrong, who used water from the lakes on the estate to generate electricity through a turbine to light the house in 1878.
Who is best known for developing FM radio?
Edwin Howard Armstrong
Edwin H. Armstrong | |
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Education | Columbia University |
Occupation | Electrical engineer, inventor |
Known for | Radio engineering, including invention of FM radio |
Spouse(s) | Marion MacInnis ( m. 1922; his death 1954) |
When did Neil Armstrong jump out of the window?
Sometime during the night of January 31–February 1, 1954, with his wife in Connecticut and three servants having left for the day, Armstrong removed the air conditioner from a window in his 12-room apartment on the 13th floor of River House in Manhattan, New York City, and jumped to his death.
When was Edwin H Armstrong born and when did he die?
Edwin H. Armstrong was born on December 18, 1890 in New York City, New York, USA as Edwin Howard Armstrong.
Why did Edwin Howard Armstrong withdraw from school?
For the rest of his life, Armstrong was afflicted with a physical tic exacerbated by excitement or stress. Due to this illness, he withdrew from public school and was home-tutored for two years.
Who was involved in the Edwin Howard Armstrong case?
De Forest was not the only other inventor involved – the four competing claimants included Armstrong, de Forest, General Electric’s Langmuir, and Alexander Meissner, who was a German national, which led to his application being seized by the Office of Alien Property Custodian during World War I.