While [Vinod] says he’s not an expert in this sort of thing, we really like his audio spectrum analyzer build from a simple microcontroller and LCD display. It is a well-studied fact that every audio ...

Spectrum analysers can be invaluable when it comes to frequency shaping. We show you why… When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. While ...

A spectrum analyzer is a great way to create exciting visuals that pulse in time with music. [pyrograf] wanted a big one as a display piece, so set about whipping up something of their very own. An ...