{TAIL ~ A clipping device} such as a diode is coupled in {HEAD ~ the input circuit} between the stages 
{ TAIL ~ A clipping device } such as a diode is coupled in { HEAD ~ the input circuit } between the stages
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH