Thaum lub kaw lus ua haujlwm ib txwm, vim qhov tsis sib npaug ntawm peb-theem-rau-hauv av capacitance ntawm kab, muaj qee qhov hluav taws xob ntawm qhov nruab nrab ntawm lub network thiab hauv av, thiab tus nqi hluav taws xob ncaj qha cuam tshuam rau qhov tsis sib xws ntawm lub capacitance.
Raws li ib txwm muaj, qhov hluav taws xob tsim los ntawm qhov nruab nrab tsis tuaj yeem tshaj 1.5 feem pua ntawm cov ntsuas theem voltage.