▁( P BS ) ▁and ▁National ▁Public ▁Radio ▁( N PR ) ▁member ▁stations ▁lic ensed ▁in ▁South ▁Dak ota ▁except ▁K R SD ▁in ▁Si oux ▁F alls , ▁which ▁is ▁owned ▁and ▁run ▁by ▁Minnesota ▁Public ▁Radio , ▁and ▁K A UR ▁in ▁Si oux ▁F alls , ▁which ▁is ▁owned ▁by ▁August ana ▁University ▁and ▁operated ▁by ▁M PR . ▁SD P B ' s ▁stud ios ▁and ▁offices ▁are ▁located ▁in ▁the ▁Al ▁Neu har th ▁Media ▁Center ▁at ▁ 5 0 0 ▁N . ▁Dak ota ▁Avenue ▁on ▁the ▁University ▁of ▁South ▁Dak ota ▁campus ▁in ▁Verm ill ion . ▁ ▁History ▁Edu c ational ▁broadcast ing ▁in ▁South ▁Dak ota ▁began ▁in ▁ 1 9 1 9 ▁with ▁experimental ▁broadcast s ▁at ▁US D ' s ▁College ▁of ▁Engineering . ▁US D ▁was ▁granted ▁a ▁full ▁license ▁in ▁ 1 9 2 2 , ▁and ▁went ▁on ▁the ▁air ▁that ▁May ▁ 2 9 ▁as ▁W E A J . ▁It ▁became ▁K US D ▁in ▁ 1 9 2 5 . ▁By ▁ 1 9 5 2 , ▁the ▁station ▁settled ▁at ▁ 6 9 0 ▁AM ▁at ▁ 1 , 0 0 0 ▁w att s , ▁operating ▁only ▁during ▁day light ▁hours ▁to ▁protect ▁C BF ▁in ▁Montreal . ▁In ▁ 1 9 6 7 , ▁it ▁acquired ▁an ▁FM ▁sister ▁station , ▁K US D - FM ▁at ▁ 8 9 . 7 . ▁Also ▁in ▁ 1 9 6 7 , ▁South