Chinhu chinodzivirira chakagadzirwa netambo bepa se substrate uye yakakosha yakagadziridzwa epoxy resin yakavharwa pamapepa etambo.Iyo coil ine kugona kwakanaka kwazvo kupikisa axial pfupi-circuit kusagadzikana;kuvandudza iyo perma nent kukanganisa kupikisa kwecoil pakupisa uye simba kunobatsira kuhupenyu uye kuvimbika kweiyo trans yekare.