KSDR (1480 kHz, "1480 Talk Radio") is an AM radio station serving Watertown, South Dakota. The station is owned and operated by Connoisseur Media.
The station was assigned the KSDR call letters by the Federal Communications Commission.
KSDR was owned by Alpha Media after it purchased the stations of Digity, LLC, in 2015. Alpha Media merged with Connoisseur Media on September 4, 2025.