Generally, the present invention provides apparatus and procedure to restore {TAIL ~ the output signal} to {HEAD ~ a known D.C. level}, from which the video component is referenced 
Generally , the present invention provides apparatus and procedure to restore { TAIL ~ the output signal } to { HEAD ~ a known D.C. level } , from which the video component is referenced
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH