The insulating fitting at {TAIL ~ one end} of the cable has a plurality of longitudinal holes therethrough to reduce the dielectric constant and {HEAD ~ the impedance} of the fitting 
The insulating fitting at { TAIL ~ one end } of the cable has a plurality of longitudinal holes therethrough to reduce the dielectric constant and { HEAD ~ the impedance } of the fitting
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH