On Sat, 2005-04-30 at 00:51 +0200, Christoph Eckert wrote: > > I have a different 2 card problem. hw:1 is my main card. > > I'd like to duplicate the output of hw:1 and send it to > > the output of hw:0. Mandrake 10.1, ALSA 1.0.6 here. > > there's an ALSA plugin which can do so - unfortunately I > forgot the name. I remember DMIX and DSNOOP - there's a third > one which can do what you need. That only works if the cards are synced via word clock. You can't send the same audio to 2 different cards, because they will consume data at different rates, resulting in periodic xruns. Lee