The present invention is directed to {HEAD ~ an electrical connector} for blocking direct current while permitting {TAIL ~ transmission} of alternating currents 
The present invention is directed to { HEAD ~ an electrical connector } for blocking direct current while permitting { TAIL ~ transmission } of alternating currents
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH