DIY Projects

Butt-crack detector

Butt-crack detector

Amy Khoshbin’s Butt-crack detector… Her blog is here… using a Lilypad Arduino, vibrating motor, and a photoresistor (measures the amount of light in your coin slot), you will make a wearable apparatus. when the photoresistor/your coin slot is covered, the hip-pack is at rest, when it/your coin slot is exposed, this triggers the vibrating motor […]

DIY: UV Light Box

DIY: UV Light Box

This is a really nice UV light box for making PCBs. It supports double sided boards, has a built in timer, and a safety switch to turn off the unit when opened. Looks like a great alternative to expensive commercial versions. I’m just toying around with this idea at the moment. If I start using […]

Micro-controller based photo-plotter

Micro-controller based photo-plotter

There are several different ways to make printed circuit boards. One of them is using a photo-plotter. What’s a photo-plotter? Keep reading! The project isn’t completed yet, but it’s really interesting and well documented. A photoplotter is a printing device that exposes light to a photo sensitive film to produce output. The film is then […]

BBQ party trailer

BBQ party trailer

Michael Seville’s very excellent BBQ/AV trailer won Crutchfield’s recent Tailgate Dreams contest. The project is built around a 10-foot long propane tank and is equipped with an LCD TV and an array of speakers. Restoring the tank’s trailer after prolonged exposure to the weather was a feat in its own right – nice job! – […]

Maker Bundle #1: Parts for four bots

Maker Bundle #1: Parts for four bots

The Maker Shed has put together the first in a series of parts collections, called Maker Bundles. Maker Bundle #1 combines all of the electronic components to make four of the beginner-to-intermediate robot projects we’ve covered in MAKE magazine. For $20 off the cost of buying the parts separately, you get all of the components […]