John Howard Dellinger | |
|---|---|
.png) Yearbook photo of Dellinger, circa 1908 | |
| Born | (1886-07-03)July 3, 1886 |
| Died | December 28, 1962(1962-12-28) (aged 76) |
| Nationality | American |
| Awards | IEEE Medal of Honor(1938) |
| Scientific career | |
| Fields | Electrical engineering |
John Howard Dellinger (July 3, 1886 – December 28, 1962) was a notedAmericantelecommunication engineer who discovered howsolar flares caused fadeouts of short-wave radios (theDellinger effect).
Dellinger was born inCleveland, Ohio, first attended theWestern Reserve University, in 1908 received his A.B. degree fromGeorge Washington University, and in 1913 received his Ph.D. degree fromPrinceton University. From 1907-1948 Dellinger worked at theNational Bureau of Standards as physicist; chief, radio section; and chief, Central Radio Propagation Laboratory. From 1928-1929 he served as chief engineer of theFederal Radio Commission, and also served as a representative of theUnited States Department of Commerce on the Radio Advisory Committee (1922–1948).
He was appointed vice-president of theInternational Scientific Radio Union in 1934, chairman of theRadio Technical Commission for Aeronautics in 1941, chairman of theRadio Technical Commission for Marine Services in 1947, and chairman of Study Group 6 on Radio Propagation of theInternational Radio Consultative Committee in 1950.
In 1932 Dellinger was awarded the Sc.D. degree fromGeorge Washington University, and in 1938 theIRE Medal of Honor "for his contributions to the development of radio measurements and standards, his researches and discoveries of the relation between radio wave propagation and other natural phenomena, and his leadership in international conferences contributing to the worldwide cooperation in telecommunications. The craterDellinger on theMoon is named in his honor.
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