{TAIL ~ The data input} 120 thereto contain the pattern which is intended to be used to preset {HEAD ~ the filter memory} at both the transmitter and the receiver 
{ TAIL ~ The data input } 120 thereto contain the pattern which is intended to be used to preset { HEAD ~ the filter memory } at both the transmitter and the receiver
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH