Tag Archives: msgeq7

MSGEQ7 Spectrum Analyzer Kit

I have designed two PCBs for the MSQEQ7 based audio spectrum analyzer I described in my previous post. See it in action here: The boards are stacked on top of each other. The bottom one contains the analyzer, timer, and LED driver. … Continue reading

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MSGEQ7 based Audio Spectrum Analyzer w/ LM3915, attiny2313

Here’s how I built an audio frequency spectrum display around the MSEQ7 spectrum analyzer – in stereo: I took a lot of inspiration from this: … and built it first with an Arduino and Sparkfun’s spectrum shield. Later I replaced this combo with … Continue reading

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