Bandpass and notch filter

  

Posted on Nov 2, 2012    3987

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 - schematic

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




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