This app is used to calculate LC resonant circuit. It is suitable for hobbyist or electronic engineers. Features: 1. Calculate resonant frequency by capacitor and inductor values 2. To find out combinations of capacitance and inductance making a desired resonant frequency 3. Save all combinations in a CSV (Excel) file 4. Use preferred values of capacitors and inductors Features in PRO version only: 1. selectable preferred value 2. No Ads 3. No limitation Note : 1. For those who need s