{TAIL ~ Each} is connected to an adjustable amplitude precision current source of {HEAD ~ fixed frequency} and an oversampling type digital voltmeter 
{ TAIL ~ Each } is connected to an adjustable amplitude precision current source of { HEAD ~ fixed frequency } and an oversampling type digital voltmeter
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH