Cable interconnect introduces {TAIL ~ additional unknown delays} that have to be removed in {HEAD ~ a calibration process} 
Cable interconnect introduces { TAIL ~ additional unknown delays } that have to be removed in { HEAD ~ a calibration process }
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD