“I Can Reflow” Merit Badge

[Nick Sayer] can reflow, and he can prove it. He designed a simple blinking-LED circuit that uses SMD parts to, well, blink LEDs. That’s not the point, though. It’s designed to be a test platform for reflow soldering, and to use a minimum number of valuable parts. Plus, it says “I can reflow!” in exposed copper. What else do you want?

OK, as far as “proving it” goes, the badge isn’t 100% reliable — we hand-solder 0805 components all day long. But still, if you want to try your hand at reflowing a circuit board, and you don’t want to …read more

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Samsung File Patent for Projector Smartwatch That Uses Skin as Display Screen

By Uzair AmirSamsung is working on a projector smartwatch that will useThis is a post from HackRead.com Read the original post: Samsung File Patent for Projector Smartwatch That Uses Skin as Display Screen Continue reading Samsung File Patent for Projector Smartwatch That Uses Skin as Display Screen