means for filtering {HEAD ~ a first color component signal} from {TAIL ~ a composite signal} to provide a filtered first color component signal 
means for filtering { HEAD ~ a first color component signal } from { TAIL ~ a composite signal } to provide a filtered first color component signal
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH