The present invention endeavors to model {HEAD ~ the power line} by transmitting {TAIL ~ signals} onto the line and examining the response at a receiver input 
by transmitting
The present invention endeavors to model { HEAD ~ the power line } by transmitting { TAIL ~ signals } onto the line and examining the response at a receiver input
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH