Collaborate Disseminate
The revolution in portable and cordless appliances has meant that we now own far fewer mains-powered gadgets than we might once have done, but it hasn’t entirely banished the old …read more Continue reading Power Tool Packs Make a Portable Powerhouse
For obvious reasons, there has been a lot of interest in small-scale residential solar power systems lately. Even in my neck of the woods, where the sun doesn’t shine much …read more Continue reading Sun on the Run: Diving into Solar with a Mobile PV System
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. Most consumer units are designed …read more Continue reading Mods Turn Junk UPS into a Long-Endurance Beast
As electric cars continue to see increased adoption, one associated technology that was touted long ago that still hasn’t seen widespread adoption is vehicle-to-grid or vehicle-to-home. Since most cars are …read more Continue reading Vehicle-to-Grid Made Easy
Husband and wife team [Jason & Kara] hail from Canada, and in 2018, after building their own camper, sold up their remaining earthly goods and headed south. If you’re not …read more Continue reading Converting On-Grid Electronics To Off-Grid
There was a time when a mains inverter was a heavy, expensive, and not particularly powerful item, but thanks to switch-mode technology we are now spoiled for choice. Most inverters …read more Continue reading Unlocking a Locked-Down Inverter
When it comes to cordless power tools, color is an important brand selection criterion. There’s Milwaukee red, for the rich people, the black and yellow of DeWalt, and Makita has …read more Continue reading Ryobi Battery Hack Keeps CPAP Running Quietly
Perhaps one day in the future when our portable electronics are powered by inexhaustible dilithium crystals, we’ll look back fondly on the 2020s when we carried around power banks to …read more Continue reading Supersized Power Bank Built From an EV Battery
There comes a time in every hardware hacker’s career during which they first realize they need a negative voltage rail in their project. There also comes a time, usually ~10ms …read more Continue reading Quick and (Not Very) Dirty Negative Voltage Supply
Meet [Daniel Öster]. [Daniel] is a self-professed petrolhead. In other words, he’s a hot rodder who can’t leave well enough alone. Just because he’s driving a 2012 Nissan Leaf doesn’t …read more Continue reading Open Source Hot Rod Mod Gives More Power To EV Owners