SF Music Jazz HatSF JAZZ. Donate to KCSM, Bay Area's Jazz. I've loved this station since high school. Just ask Gary. KCSM FM is licensed to the San Mateo County Community College District and made its broadcast debut in 1964. It was originally established as a student broadcast training facility. Today, the station has a professional staff operating a full service radio station and continues to serve as a learning laboratory for students enrolled in the College of San