John hays hammond autobiography vs biography
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John Hays Hammond Jr.
American inventor (1888–1965)
For other people named John Hammond, see John Hammond (disambiguation).
John Hays Hammond Jr. (April 13, 1888 – February 12, 1965) was an American inventor known as "The Father of Radio Control".
John hays hammond autobiography vs biography
Hammond's pioneering developments in electronic remote control are the foundation for all modern radio remote control devices, including modern missile guidance systems, unmanned aerial vehicles (UAVs), and the unmanned combat aerial vehicle (UCAVs).
Of Hammond's many individual inventions, the inventions which have seen the most significant application are the variable pitch or controlled pitch propellers and single dial radio tuning.[1][2][3] He was the son of mining engineer John Hays Hammond, Sr.
Biography
Born in San Francisco, California, he and his family moved to South Africa and the Transvaal in 1893.
His father was active as a mining engineer for Cecil Rhodes' mines in South Africa