Open Source DC UPS Keeps The Low-Voltage Gear Going

We all like to keep our network gear running during a power outage — trouble is, your standard consumer-grade uninterruptible power supply (UPS) tends to be overkill for routers and such. The…

Mods Turn Junk UPS Into A Long-Endurance Beast

If you’ve got a so-called uninterruptible power supply (UPS) on your system, you’re probably painfully aware that the “uninterruptible” part has some pretty serious limits. …

Stay Online When The Power Goes Out With This Fiber Modem UPS Hack

It’s desirable to have your Internet connection up at all times, particularly as it can take some time to get back online if you have a power interruption or similar. [Brink] had some issues …

Power Cycling Museum Computers On The Cheap

Flicking a circuit breaker to power cycle hundreds of desktop computers inside interactive museum exhibits is hardly ideal. Computers tend to get cranky when improperly shutdown, and there’s …

Open Hardware 5V UPS Improves On Cheap Powerbank Design

Often, we need to power a 5V-craving project of ours on the go. So did [Burgduino], and, unhappy with solutions available, designed their own 5V UPS! It takes a cheap powerbank design and augments …