[Alessio Degani] > With my sound card, is impossible to set jack to run at 8 kHz. [...] > What can I do to test my algorithm at 8 kHz in realtime using jack? Jack does not support multirate processing, so you'll have to do the down- and upsampling in your client. For a C application I'd look at libsamplerate first. Cheers, Tim _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user