Automatic Pet Feeder

I am going to teach you how to properly set up an Arduino for this configuration and explain some basic programming. I am also going to explain to people how to build the system in a few simple steps. Read more »

Operating Railroad Grade Crossing Signal

It seems that no matter how much things change, one thing that is always constant is a kid’s fascination with all things trains. When my son was about 4 years old he was fascinated by passing trains. Even more captivating to him was the railroad crossing signals which would flash... Read more »

Soldering Fume Extractor

I do a lot of electronics projects and have recently taken an interest in stained glass. I love to solder, but the fumes from flux and rosin aren’t very good for you. I decided to build my own fume extractor to solve this problem. Read more »

Photo Lamp and Lightbox

I shoot a lot of still life and product photography, where a good light source is essential. On-camera flashes are almost useless, even bounced off the ceiling. Off-camera flashes and triggering systems are expensive. Natural light is unpredictable, uncontrollable and often unavailable. With the advent of cheap, low-power bulbs (‘Compact... Read more »