On Mon, Mar 03, 2008 at 10:54:25AM -0800, Mark Knecht wrote: > I think this sounds like a better solution. I would personally look > for a way to treat the audio information as data, calculate the the > expected data from each card and then do a comparison of input and > output data mathematically. I would not personally want to trust > either my eyes or ears in this area. Let the operation of the hardware > speak for itself. One way to test for exact sync is to use jdelay, with an analog loopback from an output on card A to an input on card B. Let it run as long as you can and verify if the delay is stable. Ciao, -- FA Laboratorio di Acustica ed Elettroacustica Parma, Italia Lascia la spina, cogli la rosa. _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user