The jitter unit uses a variable delay unit to delay the signal and uses a controller to regulate the delay of the delay unit in order to transform {HEAD ~ the stable signal} into {TAIL ~ a jittering signal} 
The jitter unit uses a variable delay unit to delay the signal and uses a controller to regulate the delay of the delay unit in order to transform { HEAD ~ the stable signal } into { TAIL ~ a jittering signal }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL