Lennart Poettering schrieb: >>> Ok, what happens if you run "pacat /dev/urandom"? You should be >>> hearing white noise. >> no, I don't hear anything. > > And no error message or anything either? nothing on the shell and only this in /var/log/messages: Mar 26 23:23:11 phb pulseaudio[8902]: alsa-util.c: Device front:0 doesn't support 44100 Hz, changed to 48000 Hz. Mar 26 23:23:11 phb pulseaudio[8902]: alsa-util.c: Device front:0 doesn't support 44100 Hz, changed to 48000 Hz. Mar 26 23:23:11 phb pulseaudio[8902]: alsa-util.c: Device hw:2 doesn't support 44100 Hz, changed to 16000 Hz. Mar 26 23:23:11 phb pulseaudio[8902]: alsa-util.c: Device hw:2 doesn't support 2 channels, changed to 1. > > Does the stream show up in pavucontrol? yes. Front Left and Front Right with 100% Joerg