{TAIL ~ The loads} are coupled to {HEAD ~ the pulsed, primary source} by a pair of conductors 
{ TAIL ~ The loads } are coupled to { HEAD ~ the pulsed , primary source } by a pair of conductors
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH