This paper presents an easy-to-design interface circuit to measure very small-percentage capacitance variations in capacitive sensors, especially suitable for industrial measurements. A ...

The best choices right now are the Kidde/Ring collaboration detectors ($75) that work with the Ring app for free, and the ...

There are several hundreds of spots operating simultaneously on cathodes of vacuum arcs in high-power vacuum circuit breakers. In this work, the spot distribution along the contact surface is ...

That mission for change is what brought Cleveland’s Fire Division, the American Red Cross and local volunteers together on ...

You may have working smoke detectors, a fire extinguisher under the sink, and a habit of blowing out candles, but that ...