A minimum chip gain level prevents {HEAD ~ the output} of {TAIL ~ the camera system} from becoming saturated by the time the shutter gain is supposed to be active 
of
A minimum chip gain level prevents { HEAD ~ the output } of { TAIL ~ the camera system } from becoming saturated by the time the shutter gain is supposed to be active
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH