KCSM (FM)
| Broadcast area | San Mateo/San Francisco/Oakland/San Jose, California |
|---|---|
| Frequency | 91.1 MHz (HD Radio) |
| Branding | Jazz 91 |
| Programming | |
| Format | Jazz |
| Subchannels | HD2: Jazz |
| Ownership | |
| Owner | San Mateo County Community College District |
| History | |
First air date | October 1964 |
Call sign meaning | College of San Mateo |
| Technical information | |
Licensing authority | FCC |
| Facility ID | 58913 |
| Class | B1 |
| ERP | 11,000 watts |
| HAAT | 113 meters (371 ft) |
Transmitter coordinates | 37°32′08″N 122°20′04″W / 37.53556°N 122.33444°W |
| Links | |
Public license information | |
| Website | KCSM Online |
KCSM (91.1 MHz) is an FM radio station in San Mateo, California. The station broadcasts jazz music, 24 hours a day, commercial-free. The radio station is not-for-profit, and listener-supported. The broadcast is mirrored as streaming media on the World Wide Web, extending the station's audience far beyond the Bay Area. Owned by the San Mateo Community College District, the station serves the San Francisco Bay Area from studios and a transmitter both located on campus of the College of San Mateo.