A stud finder is an electronic device specially created for scanning concrete walls and locating metallic objects, such as nails, bolts, pipes, hidden beneath the wall. In the following post I have explained a very simple two-transistor metal detector that you can assemble in an afternoon or two and have fun with using for hours […]
Stud
Solar Stud Light Circuit
In this post I am going to explain solar road stud light, what is it? How do they work? And how can we construct our own. In this post we will see the following: What are road stud lights? What are active and passive solar road stud lights? Circuit design and diagram. Flashing stud lights […]