More particularly, the invention relates to calibration of D.C. restoration level signals that provide {HEAD ~ automatic offset control} of the signals from {TAIL ~ the array} 
from
More particularly , the invention relates to calibration of D.C. restoration level signals that provide { HEAD ~ automatic offset control } of the signals from { TAIL ~ the array }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL