{TAIL ~ The ends} of each set of {HEAD ~ resistors} are coupled together to form two neutral points which are electrically asymmetrical to each other because of the selection of resistors having different resistance values of the assigned resistors 
{ TAIL ~ The ends } of each set of { HEAD ~ resistors } are coupled together to form two neutral points which are electrically asymmetrical to each other because of the selection of resistors having different resistance values of the assigned resistors
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD 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