Kune rod core kukachidzwa, basa rakakosha nderekutiIyo AC chiratidzoanogona kuvayakapepetwa kana kuita resonant ine resistor uye capacitor.
Ferrite tsvimbo choke inductor yakawanda uye yakakurumbira mumagetsi emotokari, nehukuru hudiki, mukana mukuru unodhura unoshanda, yakakwira inductance uye kurasikirwa kwakaderera.