Before we talk about how to pick a metal detector, we should quickly explain how they work. Consumer metal detectors have a ...

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 ...

Brock, who had traveled three and a half hours from his home to join the organized expedition last May, resorted to using an older faulty machine after his detecting kit failed to work properly.

including a simple metal detector circuit. It’s a very basic concept that uses a coil of copper wire as a home-made choke — when metal or a magnet comes near the coil, it varies the output ...

A NOVICE treasure hunter who won a metal detector in a raffle unearthed a hoard ... the history and preserving the coins. The money is a bonus. “I will probably now take a nice holiday in ...

Brock is a detectorist, one of a currently growing group of hobbyists who hunt for precious metals using sophisticated metal detectors ... had all this up-to-date kit and I bowled up with three ...

An advanced metal detector coil encompasses the diameter of the sensor head. Passing current through the MD coil creates an electromagnetic field that induces an electrical current in any metal ...

Mickey Richardson won a metal detector just three months before his ... about the history and preserving the coins. The money is a bonus.’ Spink & Son coin specialist Ella Mackenzie said ...

Modular metal detectors can be mounted under a conveyor, on a doorway, or in another area where detection of metal objects is required. Devices are not free-standing and may or may not include a ...

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An alleged "misprint" iPhone 11 Pro that was apparently sold for $2,700 has surfaced in a tweet, with images showing the Apple logo on the back of the iPhone wasn't positioned correctly.