For anyone with an older car who relies on 12V outlets to power their devices, these handy gadgets promise useful upgrades ...

The diagram shows the circuit of a versatile USB power socket that safely converts the 12V battery voltage into stable 5V. This circuit makes it possible to power/recharge any USB power-operated ...

When you’re testing or debugging some mains-powered gear, plugging it directly into the outlet can often be an exciting ...

I've just bought a new Gigabyte GA-P55A-UD4 motherboard. It has a 24 pin power supply socket and an 8 pin one as well (which I think is often referred to as 2x4). My power supply (which I was told is ...

What is the best power supply for a gaming PC? A quality power supply can make an enormous difference to the ease of use of your machine. The Power Supply Unit (PSU) converts electricity from the ...

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 ...

Power supplies are a frequently misunderstood—and overlooked—PC component. Many users choose a PC power supply based on total wattage alone, assuming that higher is always synonymous with better.

The launch of the Nvidia GeForce RTX 4090 family of graphics cards has ushered in a new generation of graphics technology. (Check out our review at the link for evidence of that.) Not only is this ...