[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 ...

Though it has fewer modes than some similar detectors, such as the Vanquish 440, a machine like the Equinox will likely find more metal and at a greater depth. Ross uses the Minelab Equinox 800 ...

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 metal pieces belong to what is now described as “one of the largest and most important Iron Age finds in the (United ...

Auditors at one prison managed to bring in welding rods, stainless steel objects, and welded scrap metal without a metal ...

Michigan auditors said they were able to carry a welding rod through prison metal detectors undetected at one facility.