 The new owner changed the FM station's call sign to KLTK the following year.In August 1986, Sunrise sold the combo to Liggett Broadcasting Group for $2.8 million; at the time, KLTK aired a contemporary hit radio format.Liggett then flipped the FM outlet to classic rock (then known as "classic hits", a term now referring to a broad-based format featuring 1970s-1990s music).