Graphic Equalizer Analog Design

Hi everyone,

For this last project we worked on a 7 band graphic equalizer using a simulated Inductor or Gyrator to synthesize each stage’s band pass filter. Here I leave you with a quick video and a design report.

Here is the Design Report.

Graphic Equalizer Design

And the video with the circuit in action:

and the improved enclosed version with better acoustics and a different output stage… overall a huge improvement in sound quality:





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