This is achieved by transmitting signals directly over the power line and capturing {HEAD ~ the reflected signals} on {TAIL ~ that power line} 
on
This is achieved by transmitting signals directly over the power line and capturing { HEAD ~ the reflected signals } on { TAIL ~ that power line }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL