It will be recognized that difference signal E 246 can be biased by adjusting the weighting factors a and b toward average voltage control, rms voltage control, or {HEAD ~ a selected weighted combination} of average voltage and {TAIL ~ rms voltage control} 
of
It will be recognized that difference signal E 246 can be biased by adjusting the weighting factors a and b toward average voltage control , rms voltage control , or { HEAD ~ a selected weighted combination } of average voltage and { TAIL ~ rms voltage control }
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL