GDRB-F Transformer winding deformation tester inotora sweep frequency response analysis (SFRA) nzira uye impedance nzira yekuona mafambiro ekushandura mhepo uye kutadza kwemakanika nekuda kwekuvhunduka kwemuchina, chekufambisa kana mapfupi maseketi, ane maficha ekukurumidza bvunzo kumhanya, kugadzikana kwakanyanya uye ongororo ine simba. software.