Kwa tsinde la nyundo, ntchito yofunika kwambiri ndi iyiChizindikiro cha ACakhoza kukhalaosefedwa kapena resonant ndi resistor ndi capacitor.
Ferrite ndodo choke inductor ndi ambiri komanso otchuka mu zamagetsi zamagetsi, ndi kukula kochepa, phindu lalikulu ndilotsika mtengo, kutsika kwakukulu komanso kutayika kochepa.