For the station that previously held the CKOY-FM calls, see CJTS-FM.CKOY-FM is a French-language Canadian radio station located in Sherbrooke, Quebec.Owned and operated by Cogeco, it broadcasts on 107.7 MHz using a directional antenna with an average effective radiated power of 24,000 watts and a peak effective radiated power of 50,000 watts (class C1).