For as versatile and inexpensive as switch-mode power supplies are at all kinds of different tasks, they’re not always the ideal choice for every DC-DC circuit. Although they can do …read more (https://hackaday.com/2025/06/26/linear-solar-chargers-for-lithium-capacitors/)

Optimizing Dust Separation for Extreme Efficiency
https://hackaday.com/2025/06/26/optimizing-dust-separation-for-extreme-efficiency/

[Ruud], the creator of [Capturing Dust], started his latest video with what most of us would consider a solved problem: the dust collection system for his shop already had a …read more (https://hackaday.com/2025/06/26/optimizing-dust-separation-for-extreme-efficiency/)

Pi Networks the Smith Chart Way
https://hackaday.com/2025/06/26/pi-networks-the-smith-chart-way/

[Ralph] is excited about impedance matching, and why not? It is important to match the source and load impedance to get the most power out of a circuit. He’s got …read more (https://hackaday.com/2025/06/26/pi-networks-the-smith-chart-way/)

Making GameCube Keyboard Controller Work with Animal Crossing
https://hackaday.com/2025/06/26/making-gamecube-keyboard-controller-work-with-animal-crossing/

[Hunter Irving] is a talented hacker with a wicked sense of humor, and he has written in to let us know about his latest project which is to make a …read more (https://hackaday.com/2025/06/26/making-gamecube-keyboard-controller-work-with-animal-crossing/)

A Cheap Smart Plug To Block Distractions
https://hackaday.com/2025/06/27/a-cheap-smart-plug-to-block-distractions/

We have all suffered from this; the boss wants you to compile a report on the number of paper clips and you’re crawling up the wall with boredom, so naturally …read more (https://hackaday.com/2025/06/27/a-cheap-smart-plug-to-block-distractions/)

Meet Cucumber, The Robot Dog
https://hackaday.com/2025/06/27/meet-cucumber-the-robot-dog/

Robots can look like all sorts of things, but they’re often more fun if you make them look like some kind of charming animal. That’s precisely what [Ananya], [Laurence] and …read more (https://hackaday.com/2025/06/27/meet-cucumber-the-robot-dog/)

This Week in Security: MegaOWNed, Store Danger, and FileFix
https://hackaday.com/2025/06/27/this-week-in-security-megaowned-store-danger-and-filefix/

Earlier this year, I was required to move my server to a different datacenter. The tech that helped handle the logistics suggested I assign one of my public IPs to …read more (https://hackaday.com/2025/06/27/this-week-in-security-megaowned-store-danger-and-filefix/)

Audio Localization Gear Built On The Cheap
https://hackaday.com/2025/06/27/audio-localization-gear-built-on-the-cheap/