This post is in response to a reader who asked about detecting mains electricity using a microcontroller. The easiest and safest way to detect mains electricity using a microcontroller is with an ...

The MLX75305 Light-to-Voltage SensorEyeC is an easy-to-use light sensor that converts light intensity into an output voltage. The sensor is designed for high-volume applications like ambient light ...

Smart home automation is the ultimate life hack, in my humble opinion. Whether for efficiency, accessibility, nerding out, or just plain laziness, all you need are smart home devices and a little ...

Voltage tester, tick-tracer, glow-tip, non-contact voltage tester... whatever. Same thing. I call it a voltage sniffer, but the technical name for this device is a capacitive voltage sensor. That's a ...

Engineers working with both rolling stock and sub-stations can use these versatile sensors to measure DC links, the output voltages of inverters, the input voltage of 4 quadrant converters, or the ...