They ran it as a sister station to KHRR under the call letters KFAM and a family - oriented format .
In August 1990 , Hispanic Broadcasters of Tucson , Inc. bought the station .
Hispanic Broadcasters ran it as a sister station to KHRR under the call letters KFAM and a family - oriented format .
In August 1990 , Hispanic Broadcasters of Tucson , Inc. bought the station .