e.Indeed,anyvariablefoundwithinOhm'slawcanberegulated,(resistance,voltage,currentandpower).Inaddition,endprocessparameterscanberegulatediftheyareeffectedbythehighvoltagepowersupply(i.e.coatings,flowrates,etc.).III.HighVoltageRegulationTheimportanceofaregulatedsourceofhighvoltageand/orconstantcurrentiscriticaltomostapplicationsinvolvingelectrostatics.Variationsinoutputvoltageorcurrentcanhavedirecteffectsontheendresultsand,therefore,mustbeunderstoodasasourceoferror.Inhighvoltagepowersupplies,thevoltagereferencesthatareusedtoprogramthedesiredoutputcanbeeliminatedasasourceofsignificanterrorbytheuseofhighlystablevoltagereferenceICs.Typicalspecificationsofbetterthan5ppm/Careroutine.Similarly,analogICs(opamps,A/DD/A's,etc.).canbeeliminatedasasignificantsourceoferrorbycarefulselectionofthedevices.