Bandpass and notch filter

Posted on Nov 2, 2012

The Quad op amp MC4301 is used to configure a filter that will notch out a given frequency and produce that notched-out frequency at the BP terminal, useful in communications or measurement setups.

Bandpass and notch filter
Click here to download the full size of the above Circuit.

By proper component selection any frequency filter up to a few tens of kilohertz can be obtained.

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