4 OpAmp State Variable Filter

342

06:14:24

The most versatile filter ever!
Provides Notch, Lowpass, Bandpass, Highpass outputs. Q is adjusted by varying the first opamp output resistor. Two right-hand resistors and caps set the corner frequency for the high and low pass. 
Full description at https://sound-au.com/articles/state-variable.htm

published 5 years ago

Bastiaan

5 years ago

Did you try this also with a OPA188? Or Opamps in practice? thanks for the post!

add comment in editor

EveryCircuit is an easy to use, highly interactive circuit simulator and schematic capture tool. Real-time circuit simulation, interactivity, and dynamic visualization make it a must have application for professionals and academia. EveryCircuit user community has collaboratively created the largest searchable library of circuit designs. EveryCircuit app runs online in popular browsers and on mobile phones and tablets, enabling you to capture design ideas and learn electronics on the go.