Further, in general, the horizontal synchronizing signal and {HEAD ~ the video signal} are not synchronized with {TAIL ~ the same clock signal} 
are not synchronized with
Further , in general , the horizontal synchronizing signal and { HEAD ~ the video signal } are not synchronized with { TAIL ~ the same clock signal }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL