Most of the best TVs in 2025 have OLED screens. You may have heard of the screen tech before – its where pixels can switch themselves off completely for inky, perfect blacks. But there’s a new ...
Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This beginner-friendly project is perfect for learning basic electronics, sensors, and data ...
WhiskeyTangoHotel] wrote in with his newest clock build — and he did warn us that it was minimalist and maybe less than useful. Indeed, it is nothing more than a super-cheap ESP32-C3 ...
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