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LC Resonant Frequency Calculator

Calculate the resonant frequency and period of an inductor and capacitor.

01

LC resonance

Find the resonant frequency of an inductor and capacitor.

Resonant frequency--

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About this calculator

How to use it

Enter inductance in microhenries and capacitance in picofarads to find the ideal resonant frequency.

Understanding the result

Real components include tolerance, resistance and stray reactance. Measure the finished circuit when accurate tuning is important.

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Planning estimate

Use this calculator as a practical starting point. Check critical radio, electrical and installation work with suitable test equipment and current licence requirements.