On 06/16/2015 02:44 PM, Michael Dressel wrote: > Hi, > > in our software application I use jack to play sound. Since > I use two sound cards and jackd can not be started using two sound cards > I use alsa and the plugins multi, dmix, dsnoop in order > to combine the sound cards into one pcm. Now I start jackd with the > combined pcm. Are the two cards sample-synced by word-clock or similar means? In any case look into http://jackaudio.org/faq/multiple_devices.html jack's alsa_in/out or the zita-ajbridge will result in a much more robust setup than merging the devices on alsa level. best, robin ------------------------------------------------------------------------------ _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user