M'dziko lamakono lomwe lapita patsogolo kwambiri paukadaulo, kukhala ndi gwero lamagetsi lokhazikika ndikofunikira kuti titeteze zida zathu zamagetsi kuti zisawonongeke chifukwa cha kusinthasintha kwa magetsi. Apa ndipamene ma AC automatic voltage stabilizers ndi owongolera amayamba kugwira ntchito. Apa, tiyang'ana ndikuwunika momwe zinthu zilili komanso phindu la zida zofunikazi. Voltage regulator, yomwe imadziwikanso kuti voliyumu regulator, ndi chipangizo chomwe chimapangitsa kuti mphamvu yamagetsi ikhale yokhazikika ngakhale mphamvu yolowera ikasinthasintha.