WLSO
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WLSO is a radio station in Sault Ste. Marie, Michigan, United States, broadcasting at 90.1 on the FM dial. It is the college radio station of the city's Lake Superior State University.
The station originally launched in 1991, as an AM carrier current station, broadcasting exclusively to the university's student residence. After receiving a broadcasting license from the FCC, the station launched on FM in 1993.