Metal detecting has been a popular hobby for decades, and there are a lot of success stories associated with it. Amateur metal detectorists have discovered priceless ancient relics, valuable coins, ...

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This is a preview. Log in through your library . Abstract Metal detectors are simple, effective, and inexpensive remote sensing tools with real value to archaeologists. The archaeologists is presented ...

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 ...

A 800-year-old cache of gold jewelry and silver coins was discovered in northern Germany. And where there’s newly unearthed gold, there’s quite likely an amateur metal detectorist who located it.