Carl Menzer was manager of UI radio station WSUI from its inception in 1922 until 1968. The University of Iowa radio station started as WHAA on June 26, 1922 and its call letters were changed to WSUI on January 29, 1925.
"A servomechanism, or servo is an automatic device that uses error-sensing feedback to correct the performance of a mechanism"--Wikipedia, July 14, 2010.