receiving {HEAD ~ a test voltage output} from a device under test , said DUT configured as {TAIL ~ a replica} of a segment of the inverter circuit that is desired to be calibrated to exhibit a specific electrical characteristic and said DUT receiving a control input 
receiving { HEAD ~ a test voltage output } from a device under test , said DUT configured as { TAIL ~ a replica } of a segment of the inverter circuit that is desired to be calibrated to exhibit a specific electrical characteristic and said DUT receiving a control input
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH