Though people rarely think too much about their computer power supplies, it plays the most vital role in day-to-day operation. Power supplies are generically rated by the amount of wattage they can ...

Power supply. This is perhaps the most critical part of any computer that still gets overlooked by many. But the thing is, a PC can always be built without a graphics card (assuming that you picked a ...

Most casual business users don't give a lot of thought to their computer's power supply unless they use a laptop and lose its AC adapter. However, desktop computer power supplies are crucial ...

Configuring a custom gaming PC is both fun and rigorous work. First, you get to research your components –- case, motherboard, CPU, GPU, memory, storage, peripherals, cooling, and power supply unit.

Picking out a PC power supply is a lot more challenging than it might seem at a glance. While there are always plenty of reviews of the best processors and top graphics cards, Power supply units (PSUs ...

How switch-mode power supplies changed the power-supply design space. The isolation factor in power supplies: galvanic isolation vs. non-isolated. Most common non-isolated topologies. This series ...

So you’re building a gaming PC for the first time—or maybe you’re building a certain kind of gaming PC for the first time—and you want to be sure you get the right power supply for it. Problem is, ...

Read the introduction to this series in Part 1, and the conclusion in Part 3, which covers stability. This is Part 2 of a three-part series which discusses how to properly test a DC/DC power supply to ...

Read an introduction to this series in Part 1, and Part 2, which covers noise. This is the third and final part in a series which discusses how to properly test a power supply to ensure it will work ...

How to test your PSU to see if it is dead or alive. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If your computer is behaving strangely or ...

An uninterruptible power supply (UPS) offers a simple solution: it’s a battery in a box with enough capacity to run devices plugged in via its AC outlets for minutes to hours, depending on your needs ...