100 Ohm Resistor

Using an Arduino to Process Fire Dept. Tones

Using an Arduino to Process Fire Dept. Tones

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 called out. To do this […]

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High Voltage

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

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The Micro-Synth

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 a twist – it’s smaller […]

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