Karl jansky

[jan-skee] /ˈdʒæn ski/

Karl Guthe, 1905–50, U.S. engineer: pioneer in radio astronomy.
noun (pl) -skys
a unit of flux density equal to 10–26 W m–2 Hz–1, used predominantly in radio and infrared astronomy Jy
Karl Guthe 1905–50, US electrical engineer. He discovered a source of radio waves outside the solar system (1932) and pioneered radio astronomy


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