Back to the 1980s with the Graphic EQ

For those of you who remember the eighties, this will no doubt bring back fond memories when every piece of audio equipment in the known universe was at the time equipped with a plethora of LEDs. More specifically the ubiquitous Graphic Equaliser or 'Graphic EQ'. This Instructable is centred around the MSGEQ7 to create a simple 2 Channel Graphic EQ (actually a simple spectrum analyser) and documents my firs ...

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