Iimveliso zethu eziphambili ezibandakanya umvavanyi wokukhuphela ngokuyinxenye, umvavanyi we-transformer, uthotho lovavanyo lwe-oyile ye-transformer, uthotho lovavanyo lombane ophezulu, uthotho lovavanyo lwemveliso yokhuseleko, inkqubo yendawo enempazamo yentambo, i-relay kunye novavanyo lokhuseleko lwe-microcomputer, njl.