Collaborate Disseminate
A benchtop power supply is a key thing to have for any aspiring electronics hacker. While you can always buy one, plenty of us have old computer PSUs lying around …read more Continue reading Simple ATX Bench Power Supply Adds Variable Output
There is nothing worse than that sinking feeling as a computer or other device fails just after its warranty has expired. [Robotanv] had it with his Xbox Series S whose …read more Continue reading Rescue That Dead Xbox With An External PSU
Anyone who’s done an electronics project knows the most important part of any good design is making sure to keep the magic smoke inside of all of the components. There …read more Continue reading USB Power Isolator Keeps Smoke In
Laptop computers may be ubiquitous today, but there was a time when they were the exclusive preserve of rich businesspeople. Back in the early ’90s, the significant added cost of …read more Continue reading Hackaday Prize 2022: Repairing a Vintage Laptop With Modern Components
Recently I needed a dual voltage power supply to test a newly-arrived PCB, but my usual beast of a lab power supply was temporarily at a client’s site. I had …read more Continue reading Dual Power Supply in a Pinch
I have an Acer monitor that I’ve owned for around 15 years, and thanks to my having paid extra at the time for the model sporting a DVI socket for …read more Continue reading Junk I Bought: My PSU Just Won’t Do
At their best, laptops are a compromise design. Manufacturers go to great lengths to make the slimmest, lightest, whatever-est laptops possible, and the engineering that goes into doing so is …read more Continue reading Laptop USB-C Charging Hack Lets You Leave the Brick at Home
When reaching for a power supply design it’s normal here in 2022 to reach for a switching design. They’re lightweight, very efficient, and often available off-the-shelf at reasonable prices. Their …read more Continue reading A Simple Linear Power Supply, Done Well
These cheap Chinese-built programmable power supplies are nothing new, we’ve been using them for years. They’re not particularly good power supplies, since current feedback is in software, but for some …read more Continue reading Another DPS5005 Alternative Firmware
Finding that his recently purchased LED Christmas lights defaulted to an annoying blinking pattern that took a ridiculous seven button presses to disable each time they were powered up, [Matthew …read more Continue reading Custom Christmas Light Controller Blocks Blinks