Referring to FIG 3, {HEAD ~ a design} for {TAIL ~ the generation} of pulses in the pulse forming stage P is shown 
for
Referring to FIG 3 , { HEAD ~ a design } for { TAIL ~ the generation } of pulses in the pulse forming stage P is shown
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH