Lo mvavanyi we-DC wokuxhathisa okhawulezayo (emva koku ubizwa ngokuba ngumvavanyi wokuxhathisa ukugoba kwe-DC) yimveliso yamva nje yokulinganisa uxhathiso lwe-DC lweziguquli.Ilungiselelwe ukulinganisa ukuxhathisa kwe-DC kwii-windings ezithathu ze-transformers ezinkulu.Ukuchasana kwe-DC ye-windings yesigaba sesithathu se-transformer kunokuvavanywa ngaxeshanye.Kwi-voltage elawula i-voltage elawula i-voltage, akufuneki ukuba ukhuphe umtshintshi wetephu ngokuthe ngqo, kwaye ixesha lokulinganisa lisinye kwisithathu somlinganiselo wenqanaba elinye, elinokunciphisa kakhulu ixesha lokusebenza kunye nokuqina kwabasebenzi.Imitha yokuchasa ngokuthe ngqo ithatha isiboniso esikhulu sekristale yolwelo lwescreen, yonke imbonakalo yegraphical yaseTshayina, icacile kwaye iyaqondakala, kwaye ukusebenza kulula kakhulu.Kwaye ixhotyiswe ngomshicileli wepaneli kunye nememori enkulu engaguqukiyo, unokugcina ngokulula kwaye uprinte iziphumo zomlinganiselo.Idatha yovavanyo izinzile, iyakhawuleza kwaye iyaphinda, kwaye lolona khetho lungcono lokulinganisa ukuxhathisa kwe-DC kwi-transformers kwisiza.