WDSY-FM (107.9 MHz, "Y108") is a commercial radio station in Pittsburgh, Pennsylvania. It is owned by Audacy, Inc. and airs a country radio format. The studios and offices are in Foster Plaza on Holiday Drive in Green Tree, Pennsylvania, but using a Pittsburgh address. WDSY-FM has an effective radiated power (ERP) of 17,500 watts. The transmitter is located off Shreve Street in Pittsburgh's Spring Hill district. WDSY-FM broadcasts in the HD Radio hybrid format.