Measuring a magnetic field can be very easy with some pretty low tech, or it can be very high tech. It just depends on what kind of measurement you need and how much effort you want to expend. The ...

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Competitive gaming equipment, such as controllers and keyboards, have recently seen some major changes to their design that make them more efficient and reliable than ever before. One of the most ...

The 16-inch MacBook Pro still has some mysteries left after its initial teardown. Both MacRumors and iFixit have confirmed the presence of a "lid angle sensor" that appears to replace the usual Hall ...

A multitude of devices, vehicles, tools and equipment possess rotating elements such as motors, gears and teethed targets. In many instances, the rotational speed of these elements needs to be ...