I never thought that a $12 accessory could rival tools that cost much more. But this USB-C power meter delivers in profound ways.

ENPH begins U.S. shipments of its first GaN-based IQ9N-3P commercial microinverter, built domestically to meet compliance ...

Portable power stations are more powerful and cost effective than ever before. And, thanks to advances in lithium-ion battery ...

Those fancy graphics processors humming away in a modern data center look efficient on paper. A top-of-the-line product might ...

What is the advantage of 48-volt electric systems? Why is it necessary and will it not mean more batteries and higher energy consumption? The conventional automotive electric system operates on a ...

Pass Labs’ new HPA-1c refines the original with lower noise, a redesigned power supply, and stronger performance, but its $4,045 price puts it up against serious rivals from Bryston, Violectric, and ...

When Apple introduced the new iPhone 17 and iPhone 17 Pro/Max, it highlighted their even faster fast-charging abilities. With an appropriate USB-C charger that can deliver at least 40 watts, it can ...

Analog topologies abound for converting current to voltage, voltage to current, voltage to frequency, and frequency to voltage, among other conversions. Figure 1 joins the flock while singing a ...

You need a suitable charger to charge a phone quickly and reliably. The best smartphone chargers have built-in safety mechanisms and ample power, ensuring they can charge any modern Android phone. How ...

An electric bicycle—it's a regular bicycle, but with a motor on it! There are enough moving pieces on these personal mobility vehicles to make buying one confusing. Even if you're pretty sure you know ...

Abstract: The watt balance relates electrical and mechanical power to determine the SI watt, which, in conjunction with an SI ohm, can determine the SI ampere or volt. It can also be used to measure ...