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Inductive and Capacitive Reactance Calculator

Calculate and compare inductive reactance XL and capacitive reactance XC at a selected frequency.

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Inductive & capacitive reactance

Compare XL and XC at a chosen frequency.

Inductive reactance--

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About this calculator

How to use it

Enter frequency, inductance and capacitance to compare their impedance contributions in ohms.

Understanding the result

The calculation uses ideal components. At radio frequencies, component self-resonance and construction can materially affect performance.

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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.