There were problems with the calibration of a sensor on the first of several satellites launched to measure the height of the sea surface using radar. Adjusting the ...

Smartphones rely on multiple sensors—such as the accelerometer, gyroscope, compass, and proximity sensor—to power everyday features. From screen rotation and navigation apps to motion tracking and ...

THERE is no better way to ruin a perfectly good day than to make a mistake in the use of your air monitoring instrumentation. Industrial hygienists; military, industrial and public-sector hazmat teams ...

Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

That old bubble level in the garage might outperform your brand-new digital one.

Use of the IEEE P1451.4 standard (Ref. 1) to make sensors smarter is catching on among users, sensor manufacturers, and data-acquisition system manufacturers. The P1451.4 standard specifies a set of ...