WZSR was sold in 1974 to Katy Communications of Elgin for $95,000 and returned to the air with the call sign WXRD which simulcast AM 850 WIVS in the morning and aired a progressive rock format the remainder of the day.
In 1981, Bellairs sold the station, along with AM 850 WIVS, to Katy Communications of Elgin for $838,000. 
