On Wed, Aug 31, 2011 at 8:50 AM, Giorgio - Audiophilo <anomalsound at gmail.com> wrote: > Just a simple and pretty stupid question: > What's the difference between the latency shown in JACK and the one in > Ardour? by "JACK" you presumably mean qjackctl. Ardour shows the playback latency; qjackctl shows the "thru" (roundtrip) latency.