Audio spectrum analyzer powered by a Teensy 3.1 and an MSGEQ7.

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41

Where do you get your msgeq7 chips? I’ve only seen them on eBay and octopart only has the distributor listed. Are you buying direct for them?

42

Sparkfun stock them: https://www.sparkfun.com/products/10468

43

Don’t buy them off eBay. I bought some there and they turned out to be barely working fakes.