Looking for a digital recreation of the classic analog volume unit (VU) meter? If you’ve got an Arduino, a few passive components, and a SSD1306 OLED, then [mircemk] might have the answer for you. As ...

If you are just starting out in electronics, you need tools. But it is hard to build all your tools. Even though we see a lot of soldering station builds, you really ought to have a soldering iron to ...

Light meters, these days, are no longer a mystery: From home-improvement stores to eBay and Amazon you can find have at least a few units available for purchase. An open-source light meter, however, ...