{HEAD ~ The circuit} 8, further comprising {TAIL ~ hysteresis means} connected between said first input terminal of said second comparator and an output terminal of said second comparator for providing a hysteresis effect 
comprising
{ HEAD ~ The circuit } 8 , further comprising { TAIL ~ hysteresis means } connected between said first input terminal of said second comparator and an output terminal of said second comparator for providing a hysteresis effect
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL 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 OTH OTH OTH