KYZK
Coordinates: 43 ° 39 '42 " N , 114 ° 24'7" W.
Kyzk or kyzk-FM ( Branding : "Good Times Great Music" ) is an American radio station in Sun Valley in the US state of Idaho . KYZK broadcasts on the FM frequency 107.5 MHz . The music broadcast format is geared towards nostalgia . The owner and operator is Chaparral Broadcasting, Inc.