This invention relates to a method of detecting {TAIL ~ faults} on an electrical power line and a sensor for use in {HEAD ~ such a method} 
This invention relates to a method of detecting { TAIL ~ faults } on an electrical power line and a sensor for use in { HEAD ~ such a method }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD