A pulsed induction metal detector ... resonant circuit with a capacitor, and any metal in its field will change its resonant frequency. In [Łukasz]’s design the ATtiny13 fires a pulse at ...

There are three major kinds of technology that you should be familiar with to choose your detector, which are very low frequency (VLF), pulse induction (PI), and ... The best circuit type for a metal ...

At this point, coin hunting remains the most popular activity in metal detecting ... Very low-frequency detectors come with excellent, precise discrimination. Meanwhile, pulse induction models are ...

The Atomfall Metal Detector is a tool that you want to get your hands on as soon as possible, as it highlights where secret caches have been buried underground. Digging up these hidden stashes ...

The decision comes after the school board had already been considering implementing metal detectors for the 2025-26 school year. The district's coordinator of safety will be meeting with ...

Terms of Service and Privacy Policy. A triceratop’s nasal horn, fossilized horse skull, and a 10-pound golden nugget uncovered by a couple using a metal detector ...

Terms of Service and Privacy Policy. A metal detector hobbyist’s find has yielded one of the UK’s largest and most expansive troves of Iron Age artifacts. After ...

“Unlike traditional metal detectors, OpenGate units allow for rapid, contactless screening, enabling a smooth and efficient entry process for students and staff each morning.” The district is ...

The new spin photo detector, which uses an electron heating phenomenon, can operate at ultra-high speeds even when the ...

Two men with metal detectors recently discovered a trove of ancient treasure in Transylvania, which shed new light on early settlements in the storied historical region, local officials said.

In December, Houston ISD announced that it would implement metal detectors in their high schools from January to May. Humble ISD contracted with Evolv Express, an AI-powered weapons detector ...