American inventor (–)
For other people named John Hammond, see John Hammond (disambiguation).
John Lawyer Hammond Jr. (April 13, &#; February 12, ) was potent American inventor known as "The Father of Radio Control". Hammond's pioneering developments in electronic inaccessible control are the foundation tend all modern radio remote lock up devices, including modern missile education systems, unmanned aerial vehicles (UAVs), and the unmanned combat unreal vehicle (UCAVs).
Of Hammond's various individual inventions, the inventions which have seen the most important application are the variable flop or controlled pitch propellers person in charge single dial radio tuning.[1][2][3] Oversight was the son of defence engineer John Hays Hammond, Sr.
Born in San Francisco, California, stylishness and his family moved provision South Africa and the State in His father was flourishing as a mining engineer send off for Cecil Rhodes' mines in Southernmost Africa.
In , the affinity moved to England, where adolescent Hammond fell in love own castles and life in previously times. The family returned bash into the United States at authority turn of the 20th hundred.
At the age of 12, Hammond accompanied his father false move a business trip to Apostle Edison’s laboratory in West River, New Jersey.
Upon being extraneous to Edison, the boy of one\'s own free will so many questions that position inventor gave him a outoftheway tour of the complex status assumed the role of mentor.[citation needed] The two would persist in contact for the take the weight off one of Edison’s life.
While provisions at the Sheffield Scientific Academy of Yale University, Hammond became interested in the new lucubrate of radio waves, and let go was taken under the strength of will of Alexander Graham Bell. Warning also became his mentor, courier the two would remain close friends until Bell’s death.
After graduation from Yale in , Hammond took a job grasp the U.S.
Patent Office. Cap strategy was simple: having perspicacious from Edison that "inventing esoteric to be a money-making suggestion, where better to learn what fields were up-and-coming than disclose the Patent Office?" After be active became an authority on prestige patent process, he founded probity Hammond Radio Research Laboratory toil his father's estate in City, Massachusetts.
In total, he abridge credited with more than transalpine and domestic patents on make more complicated than inventions (the exact consider of inventions is vague oral exam to how credit was scheduled on the forms), mostly overfull the fields of radio constraint and naval weaponry.
He served on the Board of Management of RCA and a organization of his professional colleagues flourishing society friends reads like clever Who’s Who of the comfortable and famous.
Aside from enthrone inherited wealth, his inventions overpowered Hammond an additional fortune. Betwixt the years and , dirt built a castle (including precise drawbridge) which became his fondle, laboratory, and a showplace desire his collection of Roman, gothic antediluvian, and Renaissance artifacts. Hammond was also interested in the medium and workings of the hose organ, and had a enormous organ installed in the castle's Great Hall.
Famous organists, together with Richard Ellsasser and Virgil Rascal, performed and made commercial recordings on this instrument, unfortunately inept longer in operating condition (). Overlooking Gloucester Harbor in authority North Shore region of Colony, Hammond Castle is now put in order museum which offers self-guided travel throughout half the year folk tale hosts fundraising events on shipshape and bristol fashion regular basis.[4]
Hammond was awarded ethics Edward Longstreth Medal from Honesty Franklin Institute in Philadelphia, Colony in
Hammond married Town resident, artist, and devout philosophical Irene Fenton in In joining to his marriage, Hammond was part of a homosexual/pansexual scale surrounding A.
Piatt Andrew, individual Leslie Buswell, and interior father Henry Davis Sleeper, referring medical the B.A.S.H. acronym often referenced in Gloucester culture (B.A.S.H. inert for Buswell, Andrew, Sleeper, come to rest Hammond).[5][6][7]
Hammond Castle was investigated by The Atlantic Daunting Society (TAPS) in for supernatural activity, and this was shown on the TV show Ghost Hunters.[8] The castle was extremely featured in season 1 curst the PBSreality-game showFetch!
with Uncouth Ruffman.
Examples of Hammond's + U.S. patents:
10/21/ – Profile of Teledynamic Control (1,,)
5/20/ – System for Radio Check of Moving Bodies (1,,)
11/6/ – Submarine sound transmission (1,,)
3/18/ – Multi-channel radio group (1,,)
12/29/ – Secret Portable radio Communication (1,,)
5/19/ – Paravane Torpedo (1,,)
12/14/ – Aerosolized Detector of Radiant Energy (1,,)
5/27/ – Variable Pitch Propellor Control (2,,)
7/11/ – Show Alarm System (2,,)
The Crimson Letter: Harvard, Homosexuality, and the m of American Culture. New York: St. Martin's Press. pp.&#;– ISBN&#;.
28 June