I regularly use LED strips in various projects. Sometimes one color but usually I choose the RGB variant, combined or not with a white LED strip. Making a controller for this is easy, but does mean ...

DIY flex sensor using a LED, a LDR sensor and a plastic bendable tube covered in black tape. LED and the LDR are placed in each end of tube. When the tube is straight, light from LED reaches the LDR ...

3D printers have become an essential aspect of quick prototyping and have reached out to a wide range of makers and engineers. But most of these printers are hobby grade and hence require constant ...

車内の灯りをLED化するのはそれほど難しくない。手順を知って正しいパーツ（LED球）を用意すればDIYでも可能だ。今週末は純正の白熱電球をLED球に交換する作業を実践してみよう。 明るくなるのはもちろん、価格的にも手が出しやすくなったLEDに注目 ...

Gas leaks can pose serious safety risks, especially in homes, kitchens, and small commercial spaces. In this project, you'll learn how to build a simple and budget-friendly gas leakage detector using ...

So we saw this tip come in and thought–oh, another POV device. We watched the video (embedded after the break), took a sip of coffee, then almost sprayed the beverage all over the computer when we ...

If you’re trying to detect the orientation of an object, sometimes you really don’t need a 6DOF gyro and accelerometer. Hell, if you only need to detect if an object is tilted, you can get a simple ...