A ported coaxial cable 4 is disposed on the top of {HEAD ~ the coil} 2 and extends along {TAIL ~ the length} thereof 
A ported coaxial cable 4 is disposed on the top of { HEAD ~ the coil } 2 and extends along { TAIL ~ the length } thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH