Does your drill go as fast as the manufacturer says it will? Well, you’d need a tachometer to figure that out. They’re not that expensive to buy, but as [Elite Worm] shows, they’re not that expensive ...

While it seems like Nixie tubes get all the attention when it comes to making retro-style displays, there are plenty of other display technologies that can make a good-looking retro design. Take the ...

The Arduino OLED Dice project is a digital way of rolling dice with auto power off function. Aside of a typical push button switch, it uses a tilt switch sensor to start rolling the dice as shown on ...