Month: August 2009

Kingpin’s Defcon 17 badge

Kingpin’s Defcon 17 badge

Every year, Joe Grand, aka Kingpin, aka The Sultan of Solder, and hardware hacker extraordinaire, designs the badges for Defcon, the annual hacker convention in Vegas. The badges are more than just conference ID badges, they have electronics on-board that do something, and conferees have to figure out what that something is. There’s also a […]

Arduino aquarium controller

Arduino aquarium controller

Aquariums can be a lot of work, especially the saltwater variety. Why not have an Arduino handle some of the routine tasks like temperature monitoring, pH, and water levels? I had an aquarium for many years, and I would have really appreciated a little Arduino automation. More about the Arduino aquarium controller In the Maker […]