anto (5)

par anto

| Simple but effective all-analog fading LED circuit.

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| A simple but expandable and customizable microcontroller-free relays selector and driver circuit based on SCRs.

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| A nice way to protect your and your guests' privacy with a red led that flashes when the door is closed!

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| These devices can be bought for a few Euros, but I'm a DIYer and wanted to try to make it work with a small OLED display, an ATtiny85 mi...

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| My wife is a teacher. She needed a system to run the games she organizes in class. These games are question-and-answer quizzes; the system h...