{HEAD ~ The ends} of {TAIL ~ each set} of 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 
{ HEAD ~ The ends } of { TAIL ~ each set } of 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
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