Characteristics of {TAIL ~ the jittering test signal} that is output from the variable delay unit are dependent on {HEAD ~ the jitter control signal} 
Characteristics of { TAIL ~ the jittering test signal } that is output from the variable delay unit are dependent on { HEAD ~ the jitter control signal }
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD