http://coolarduino.wordpress.com/2012/06/28/stereo-audio-vu-meter-on-arduino/
sadly doesn`t exist anymore.
Right, virus eats it up completely
[/quote]
Is the attached the article that got wiped? From some FFT research I was doing last year.
Ray
Audio VU Meter.pdf (256 KB)
VU_LCD_2_stable_P.ino (6.57 KB)