A faulty wire, a discarded burning cigarette, or a left-on curling iron can trigger sparks of fire to engulf everything nearby until all that’s left is brittle mounds of smoldering ash. Which is why ...

It’s finally here. In this video, we unbox the Minelab Manticore Metal Detector demo unit for the first time. Get a detailed look at everything inside the box, hear our initial thoughts, and find out ...

The working principle of this cheap and easy to build metal detector circuit consists in mixing two equal frequencies which causes a low-frequency interference. When one of the oscillators become ...