Color LED matrix VU meter shows how to use FFT with Arduino
http://hackaday.com/2012/11/30/color-led-matrix-vu-meter-shows-how-to-use-fft-with-arduino/
november 2012 ‧ GoogleReader IFTTT ‧ open in karakeep
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If you’ve ever wanted to make your own VU meter but were scared off by the signal process you need to study this tutorial. Hackaday Alum [Phil Burgess] developed the device using an RGB LED m…
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