It’s easy to level up fast in Borderlands 2 if you know how the game works. Those who played the original will also know what to do. It’s not a science or a hidden secret really — you just gotta think about what you’re doing. However, there may be some things you do not know, [...]
Laser-charged glow in the dark message board This entry in the Red Bull Creation contest uses a laser to charge up a glow-in-the-dark message board. The concept is something we’ve seen several times before. Since light can excite a phosphorescent surface, moving pixels of light over that surface leaves a fading trail. Most recently we [...]
[Jeri Ellsworth] on making her c64 bass keytar [Jeri Ellsworth] finally set aside some time to talk about the build process for her Commodore 64 bass keytar. We think what started by taking a band saw to the guitar body ended up as a fantastic new instrument. When she was showing off the project at [...]
Proximity switch for your mains devices [Ivan's] friend built a proximity sensor to switch his LED bench lighting off every time he walked away. The idea is pretty neat, so [Ivan] decided to implement it for mains devices by making this proximity switched outlet box. A Sharp GP2D12 infrared distance sensor is the key to the [...]
Another switch mode regulator swap for the Raspberry Pi [Karl Lunt] is working to slim the Raspberry Pi current draw as much as possible. The first step in his journey was to replace the linear voltage regulator with this switch mode version. It’s a step-down voltage regulator circuit with a tiny footprint and a matching [...]
Data mining and saving money with Octopart’s historical pricing [Greg Shikhman] is at Octopart this summer as a software development intern. In between the time he’s spending getting coffee for the other devs, he came up with historical pricing for thousands of components available at Octopart There’s a lot of cool data out there, like [...]
The cool kids all file their resistors for accuracy Here’s a tip to keep in your back pocket, you can use a metal file to adjust your resistors. [Gareth] shows off this technique in the video after the break. A metal file is literally all that you need to do some fine tuning. Just make [...]
Roller coaster simulator for the Redbull creation contest [Dave] and [Martin], otherwise known as Ballistic Locomotive, sent in their entry for the Redbull creation contest. It’s a roller coaster simulator that can emulate the twists, turns, and drops of a roller coaster in your living room. The simulator is built around a plywood roller coaster [...]
Game of chance built as a Red Bull Creation entry [Tom Bourke] wrote in to show off the game of chance which was built for this year’s Red Bull Creation contest. The project was completed with the help of the Wausau Collaboration Center, a Hackerspace in Wausau, Wisconsin. He does a great job of showing [...]
Lightsaber lets you pick just about any ‘blade’ color If you’re staging some epic Star Wars battles you could go original with Red or Blue lightsabers. But what if you decide you’re more of a fan of Jedi and want to go green? Or perhaps the prequels have inspired you to take on purple? Why choose [...]
