When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around ...

The Pure Smart TruColor A19 is a smart multicolor bulb with embedded Wi-Fi, voice control support, and lots of third-party ...

Direct current (dc) power system protection presents a major challenge due to its unique characteristics, namely the absence of natural zero current crossing points. Thanks to their features, dc ...

High-voltage direct current (HVdc) circuit breakers based on power electronic technology usually require a large number of insulated-gate bipolar transistors (IGBTs) to achieve large-capacity breaking ...