You can also do this in asoundrc using the "multi" PCM. See http://wiki.linuxquestions.org/wiki/M-Audio_Quattro For an example of how to use it. The example is for dual two-channel usb devices, but the principal is the same for any hardware. Regards, Anders 18 okt 2011 kl. 18:36 skrev Dominique Michel <dominique.michel@xxxxxxxxx>: > Le Tue, 18 Oct 2011 15:58:05 +0200, > Carlo Ascani <carlo.ratm@xxxxxxxxx> a écrit : > >> I have two similar PCI audio card, an Echo Layla20 and an Echo >> Layla24. >> >> Is it possible via .asoundrc to set up these two cards to work as a >> single card, my purpose is then to use them togheter with jack. >> >> Regards, > > It is explained on > http://jackaudio.org/multiple_devices > > For best results, you will have to synchronize the 2 cards via their > worldclock. Without this, it can be fine for playback, but not for > recording. > > Ciao, > Dominique > > -- > "We have the heroes we deserve." > > ------------------------------------------------------------------------------ > All the data continuously generated in your IT infrastructure contains a > definitive record of customers, application performance, security > threats, fraudulent activity and more. Splunk takes this data and makes > sense of it. Business sense. IT sense. Common sense. > http://p.sf.net/sfu/splunk-d2d-oct > _______________________________________________ > Alsa-user mailing list > Alsa-user@xxxxxxxxxxxxxxxxxxxxx > https://lists.sourceforge.net/lists/listinfo/alsa-user ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity and more. Splunk takes this data and makes sense of it. Business sense. IT sense. Common sense. http://p.sf.net/sfu/splunk-d2d-oct _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user