recording the digital sample data in {HEAD ~ association} with {TAIL ~ the respective time difference} at the transition of the sample clock 
with
recording the digital sample data in { HEAD ~ association } with { TAIL ~ the respective time difference } at the transition of the sample clock
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH