Digital gauges first started showing up in 1980s cars to varying degrees of success. Automakers pushed hard for them, but the trend all but died in the 1990s. In the 21st century, though, digital ...

This Arduino based little digital tachometer was originally created for counting the speed of turntables and fidget spinners. There is another application to consider – a rear wheel tachometer for ...

Analog gauges gave way to all manner of fancy electroluminescent and LED gauges in the ’80s, but the trend didn’t last long. It’s only in the last decade or so that LCD digital gauges have really ...

Ford thought it was cute last year when it gave the Mustang retro Fox-body gauge graphics. Lexus one-upped it with a collection of hot-swappable gauge designs from classic Toyotas. But they’ve got ...

This digital DIY tachometer for bikes uses two reed switches to get the speed information of the bicycle. The reed switches are installed near the rim of the wheel where permanent magnets pass by. The ...

While cars have abandoned traditional analog gauges, semi trucks still have a massive amount of gauges. Here's why, as well ...