This sub assembly is preferably provided with funnel shaped apertures to lead the electric leads of {HEAD ~ a number} of {TAIL ~ gun electrodes} through the insulating plate 
of
This sub assembly is preferably provided with funnel shaped apertures to lead the electric leads of { HEAD ~ a number } of { TAIL ~ gun electrodes } through the insulating plate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH