Using an Arduino to Process Fire Dept. Tones

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  • 12/18/2012 @ 11:00 pm

I’m on the volunteer fire dept. in my town and as such, like to keep tabs on when neighboring towns are dispatched. I came up with the idea to make a large map of my area and put an LED in each town that would light up when they get... Read more »

High Voltage

I would like to show a few things Where to get a flyback 1. How to build a 555 timer driver circuit High voltage safety Dangers of this project Typical application Read more »

The Micro-Synth

I’ve been making electronic musical instruments for a while now, and every step of the way they get more complicated, and harder to produce. Taking a break from the more intense synths, I wanted something simple, easy, and fun to build. Today I made a simple 555 timer synth with... Read more »