An electric arc welder 1 wherein said given {HEAD ~ rate} is in {TAIL ~ the general range} of 100 kHz to 5 kHz 
An electric arc welder 1 wherein said given { HEAD ~ rate } is in { TAIL ~ the general range } of 100 kHz to 5 kHz
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH