Sallen-Key Butterworth Low Pass Filter Calculator


Ra = Filter Resistor
Rb = Filter Resistor
(Ra = Rb)
Ca = Filter Capacitor
Cb = Filter Capacitor
(Ca = Cb)

Enter value and click on calculate. Result will be displayed.

Enter your values:

Cutoff Frequency:

Output:
(Enter any one value – Resistor or Ca or Cb)

Resistor (Ra = Rb):
Capacitor Ca:
Capacitor Cb:
            

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