A well-known property of switching mode power supplies (SMPS) like those used in any modern computer is that they’re more efficient at higher AC input voltages. Power supply efficiency at ...

Some Power Supply Units are programmed to spin the fan when the computer draws power over a specific amount, say 15% (this can differ for the computers or PSUs of different brands). If the ...

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 ...

Another symptom is the burning smell coming out of your computer if PSU is severely burned, you will notice smoke which is a giveaway. Random shutdowns or blue screens could be caused by PSU ...

One great way to do this is to repurpose an old computer PSU, and that’s exactly what the excellent writeup by [Mukesh Sankhla] shows us how to do. Starting with an ATX power supply from a ...

A good power supply serves as the cornerstone for a low-maintenance and highly reliable computer. But more often than not, boxed, pre-built desktops ship with the cheapest power supplies that meet ...

When you're spending upwards of $600-1500 or even more on a new computer, you absolutely want to protect your investment, which is why we recommend never buying a cheap power supply. The Register ...

One of a computer's most important components is its power supply. The power supply is a box inside the case that takes standard 120-volt power and converts it to many different types of power and ...

Troubleshooting computer power issues can be difficult, as the problem could originate with the power supply unit, or PSU, or the motherboard. Testing each component separately helps narrow down ...