CKNW-AM (Vancouver, BC)

CKNW owned by Corus Entertainment, is the second highest-rated talk radio station in Vancouver, British Columbia, Canada. It broadcasts on AM 980. CKNW is unusual in that it is a 50,000 watt, Class A station broadcasting on a regional (not clear-channel) frequency. CKNW uses a four-tower directional antenna from a site near Surrey, while its studios are located at TD Tower in downtown Vancouver. Source