{HEAD ~ Output impedance} of {TAIL ~ the DUT} is compared to the resistance of a reference resistor, and the comparator provides a control signal based on whether the output impedance falls within the pre set percentage variance of the reference resistance 
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{ HEAD ~ Output impedance } of { TAIL ~ the DUT } is compared to the resistance of a reference resistor , and the comparator provides a control signal based on whether the output impedance falls within the pre set percentage variance of the reference resistance
HEAD HEAD HEAD HEAD HEAD HEAD 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH