The humble yet ever-present AC/DC wall-power adapter doesn’t get a lot of consideration from consumers. It’s one of those things that’s needed but is viewed as a necessary nuisance. I suspect that ...

I recently bought a replacement laptop PC from Dell and was happy to see that its AC/DC power adapter had the same ratings as the ones I had from two now-defunct Dell laptops (19.5 V, 2.3 A/45 W).

Gaming Laptops Somehow this svelte 32 GB OLED gaming laptop with an RTX 5070 Ti is down to $1,550 in the middle of the RAMpocalypse, and I'm asking no questions Gaming Laptops Best gaming laptop 2026: ...

Members can download this article in PDF format. The impetus to reduce power demands of just about every device out there is the mantra of today’s power ecosystem. Manufacturers are under tremendous ...

Described as high-efficiency components, the 50W AD50 and 100W AD100 series ac/dc power adapters specify typical power-conversion efficiencies of 80% and 90%, respectively. Both support a universal 90 ...

When you have a whole stack of devices and appliances that all have an AC to DC adapter and which you’d like to put on an uninterruptable power supply (UPS), you could do the obvious thing and get an ...