GDFR-C1 mndandanda wa mita ya digito ya AC/DC ndi chida chomwe chimayesa magetsi a AC ndi DC.Zimapangidwa ndi voltage divider ndi chida choyezera.
GDFR-D1 Series AC/DC mita ya digito ndi chida chomwe chimayesa magetsi a AC ndi DC.Mamita a digito ndi zogawa zili ndi gawo limodzi.