Twin T Notch Filter by TL082


Twin T Notch Filter by TL082

This filter allows you to remove frequency band from a signal. In the example below, we’ll design a 50Hz notch filter. This allows us to remove the 50Hz hum picked up by, say, a microphone cord. Of course, it can be easily designed for 60Hz as well.

Read more original source:

http://www.hobby-electronics.info/projects/TwinTFilter.html


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