To {TAIL ~ this end}, {HEAD ~ a further goal} of the invention is an electrical circuit capable of storing electrical energy and capable of stepping up and discharging the stored energy in two frequencies in a series of pulsating, discharges 
To
To { TAIL ~ this end } , { HEAD ~ a further goal } of the invention is an electrical circuit capable of storing electrical energy and capable of stepping up and discharging the stored energy in two frequencies in a series of pulsating , discharges
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH