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 ...

It’s very simple to implement a valid metal detector with good performances. Very often people lose their metal objects at the beach or in the countryside. Coins, rings and necklaces disappear when ...

There's often history just beneath your feet, waiting to be discovered. A long-forgotten button, an antique coin, or even a remnant from one of the wars that shaped our country. Trying to unearth ...

Entrants into Western High School are checked before the Wildcats’ game against Coconut Creek on Oct. 1. The use of metal detectors will likely be expanded to the school day. (TNS) — Broward schools ...