ST. LOUIS — The city comptroller’s office is postponing plans to turn on metal detectors and luggage scanners at the downtown Amtrak and Greyhound bus station, saying the rollout needs a rethink.

The commander of the Portland Police Bureau’s central precinct has advised Multnomah County officials to install metal detectors in the Central Library, remove exterior benches and disable WiFi ...

Designed and implemented a basic metal detector circuit based on the principle of inductive proximity sensing. The system uses an LC oscillator circuit to detect variations in inductance caused by the ...

An amateur metal detectorist's discovery of Roman cavalry swords led archaeologists to uncover a 2,000-year-old settlement in Gloucestershire, including a villa and building remains.

Keep Your Green Thumb Outdoors How many garden hoses have you seen sprout a leak before? You’ll be growing a garden of a ...

If you’re looking for the deepest metal detector with an affordable price but does not compromise on quality, go no further than this article!

The memristive crossbar array (MCA) has been successfully applied to accelerate matrix computations of signal detection in massive multiple-input multiple-output (MIMO) systems. However, the unique ...

Metal-oxide varistor (MOV) is a kind of special ceramic which can be used for square pulse forming based on its nonlinear electrical characteristics. The square pulse forming concept based on MOV has ...

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