Here’s a piece of Transformers related artwork that I made a few years ago. If you ever watched the 80s cartoon show, you may like it. The hardware is pretty simple – it’s an array of LEDs in series, being PWM dimmed with a couple of transistors. An external 20V supply powers the whole thing. […]
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PWM circuits are fun. You can use them to dim LEDs, control the speed of fans and motors, control the power going to a thermoelectric cooler, or control the power going to pretty much anything you want. Just make sure that you don’t exceed the maximum voltage rating of your device. The video explains it […]
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