{HEAD ~ The activated analog switch} then samples and holds {TAIL ~ the analog video signal} with the sample being provided to an associated bandpass filter of the switch which is one of four bandpass filters 
samples
{ HEAD ~ The activated analog switch } then samples and holds { TAIL ~ the analog video signal } with the sample being provided to an associated bandpass filter of the switch which is one of four bandpass filters
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH