This project is a Fixed Fast Fourier Transform (FFT) Spectrum Analyzer built using an Arduino Nano, a 0.96" OLED display, and a MAX9814 microphone module. The analyzer visualizes audio frequencies ...

MusicVisualizer takes as input music, specifically its sine wave, and processes it giving as output the amplitude of the various frequencies. Arduino Nano WS2812B RGB LEDS (x300) laid down as a ...

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. The one drawback to the hardware choices made here is that there are only ...