A metal detector used to be an entirely analogue instrument, an oscillator whose frequency changed with the inductance of its sense coil when a piece of metal approached. [Łukasz Podkalicki] shows us ...

Walk-through metal detectors (aka the ones which you often see at public places like airports) seem to be pretty simple machines. You walk through them, they detect anything metal on you (or don't), ...

"Purchased out of spite, now my family thinks I'm Indiana Jones." ...

A traditional early project for someone discovering a love for electronics has been for many years a metal detector. This would mean a few transistors back in the day, but today it’s more likely to ...

[Music] hello tuers and welcome back to my channel today DIY project is metal detector production kit that I bought it from eBay for around $6 three is for the kit and three for shipping let's open ...