Petritsch, Ernst Felix#

b. Trieste (Italy), May 21, 1878, d. Vienna, Dec. 18, 1951, physicist. Studied at the University of Technology in Vienna, from 1911-1914 at the Staatstelegraphenverwaltung, from 1918 at the Dutch telegraph administration service, from 1928-1951 professor of telegraphy and electrical communication engineering at the University of Technology in Vienna (forced into retirement from 1938-1945), where in 1929 he established the Weak Current Department and turned it into one of the leading research centres of the wireless communication network.