LEDs fade to the music using a Python filter

October 25, 2012 By 14 Comments

This little LED rig fades in time to music. The hardware itself is quite simple, some LEDs connected to the PWM pins of an Arduino. But the signal processing is happening on a computer using a Python script.

Many of the projects we see which pulse lights to music use the MSGEQ7 chip to perform hardware processing on the … Read the rest

Filed Under: Arduino Hacks, digital audio hacks Tagged With: , ,

WiFi theremin

January 23, 2009 By 9 Comments

Download: wifi-theremin.mp3



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The fine folks at Midnight Research Labs have put together a new toy for you to play with. It’s a Python script that makes your WiFi hardware behave more like a theremin. Based on the pyaudio library it monitors the signal strength of the AP you’re connected to and changes the tone accordingly. There’s a sample … Read the rest

Filed Under: digital audio hacks, wireless hacks Tagged With: , , , , , , , , ,