> Basically true. The main practical difference between SMPTE timecode > and MTC is that the SMPTE timecode is encoded in an audio stream. If > digitized and fed to a JACK port, this becomes sample-synchronous, > which can potentially provide excellent timing. Synching to an > external SMPTE clock will be difficult for many JACK clients because > of clock drift. But generating SMPTE from within a JACK timebase > master client should be very solid, because then there's only one > clock source. yes this sort of confirms what I said in another post, which is that it would be really good to use jack as a master time code hub and have everything (internal AND external) sync to that... the other sample accurate sync (the one I've always trusted the most) is ADAT sync > MIDI messages are generally not delivered with accurate timing by > existing Linux interfaces. I believe this is why ardour has trouble > with it. hmmm - I see > -- > Jack O'Quin > Austin, Texas, USA >