i have done the loopbacktest shown by Gregor in rhe vids. now i see that midi-audio test shows inconstant results. every note i play has a significant different delay. so i can not take any measurement.
equipment is
win10 pro newest 64bit, 16ram
so5
korg pa4x midi over usb direct plugged usb to usb
i have also tried th 5pin midi connectors, same rdifferent results
any suggestions ?