Indeed it is Bayerischer Rundfunk that produces this channel. I have it and about sixty other German and Austrian channels embedded in that player page, all from the main-line broadcasters. They all get listened to, including the classical channels.
Edit: As an aside, here is a Norwegian station:
http://www.northernstar.cc/ — Radio Northern Star
I found it while searching for material on power line senders (linjesendere, in Norwegian). These were small LW and MW transmitters that used high-voltage transmission lines as their transmitting aerials.
A government is the only known vessel that leaks from the top. (James Reston)