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 ...
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, ...
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