[Łukasz Podkalicki] shows us a more sophisticated machine, but with judicious use of an ATtiny 13 it is not a complex one. A pulsed induction metal detector induces a current spike in its search ...

It was a perfect job for a metal detector, but since they didn’t own one, a serviceable unit had to be assembled from literal garbage. To start with, [zaphod] had to research how a metal ...

The AN/PSS-14 revolutionizes landmine detection by combining ground penetrating radar (GPR) and highly sensitive metal detector (MD) technology using advanced data fusion algorithms. This unique ...