While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

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 ...

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 ...

The ACPL-C87B/C87A/C870 voltage sensors are optical isolation amplifiers for voltage sensing. The ACPL-C87B/C87A/C870 voltage sensors are optical isolation amplifiers for voltage sensing. A 2-V input ...