Esben Stien ha scritto: >federico <xaero@xxxxxxxxx> writes: > > > >>i guess jack doesn't handle multiple soundcards >> >> > >You set up the multiple devices in alsa to present them as one device >to jack. If these devices are not able to use the same clock, they >will drift. > > > my soundcard is able to sync clock via its internal clock, via ADAT source (optical), or via word clock. in order to hear ADAT input i have to sync to ADAT clock, and set the clock switch to "Internal (44.1k)" on my ADAT. however, if you look at the thread ".asoundrc - merging two soundcards" you see that i managed to get a such setup with jack, but it is highly instable, or has something wrong, because it crashes jack after few second that it is started. >>can work if i start two instances of jack? >> >> > >It is possible to run a jack server on each card and then communicate >between the servers. I cannot point you any place, but I'm sure >someone else will. > > >