KPFT (www.kpft.org)
You can go to their website to check the schedule, but to save you that much trouble:

Irish Aires Sundays 8 - 9 PM
Blues Sundays 6 AM - 6 PM
Bluegrass, Acoustic, Country Swing Saturdays 3 - 6 PM
Folk, Acoustic, Singer/Songwriter Saturdays 9 AM - 3 PM
Zydeco & Cajun Saturdays 4 - 9 AM
Jazz Saturdays 6 - 9 PM
World Sundays 6 - 8 PM

And there's more, including syndicated World Cafe.
Happy streaming! michael