The cutoff frequency (-3 dB) of a High- or low pass filter can be calculated with the formula:
|2 π R C|
|fc||: Cutoff frequency (Hz)|
|R||: Resistor value (Ω)|
|C||: Capacitor value (F)|
To use the High-/ Low Pass Filter cutoff frequency calculator, enter two values to calculate the third.
High-/ Low Pass Filter cutoff frequency calculator
|Cutoff frequency (-3 dB)||Hz|