[Michael Gardi] wrote in to let us know about his project: CPS-1: Imagining An Early 70s 4-bit Microcomputer. The CPS-1 was the first Canadian microprocessor-based computer. It was built by …read more (https://hackaday.com/2025/09/19/imagining-the-cps-1-an-early-70s-4-bit-microcomputer-from-canada/)

Hackaday Podcast Episode 338: Smoothing 3D Prints, Reading CNC Joints, and Detecting Spicy Shrimp
https://hackaday.com/2025/09/19/hackaday-podcast-episode-338-smoothing-3d-prints-reading-cnc-joints-and-detecting-spicy-shrimp/

This week, Hackaday’s Elliot Williams and Kristina Panos met up over the tubes to bring you the latest news, mystery sound, and of course, a big bunch of hacks from …read more (https://hackaday.com/2025/09/19/hackaday-podcast-episode-338-smoothing-3d-prints-reading-cnc-joints-and-detecting-spicy-shrimp/)

Unobtanium No More; Perhaps We Already Have All The Elements We Need
https://hackaday.com/2025/09/19/unobtanium-no-more-perhaps-we-already-have-all-the-elements-we-need/

It’s been a trope of the news cycle over the past decade or so, that there’s some element which we all need but which someone else has the sole supply, …read more (https://hackaday.com/2025/09/19/unobtanium-no-more-perhaps-we-already-have-all-the-elements-we-need/)

Haasoscope Pro: Open-Everything 2 GHz USB Oscilloscope
https://hackaday.com/2025/09/19/haasoscope-pro-open-everything-2-ghz-usb-oscilloscope/

Our hacker [haas] is at it again with the Haasoscope Pro, a full redesign of the original Haasoscope, which was a successful Crowd Supply campaign back in 2018. This new …read more (https://hackaday.com/2025/09/19/haasoscope-pro-open-everything-2-ghz-usb-oscilloscope/)

Test Pattern Generator for SCART and RGB TVs
https://hackaday.com/2025/09/19/test-pattern-generator-for-scart-and-rgb-tvs/

CRTs don’t last forever, and neither do the electronics that drive them. When you have a screen starting to go wonky, then you need a way to troubleshoot which is …read more (https://hackaday.com/2025/09/19/test-pattern-generator-for-scart-and-rgb-tvs/)

BCacheFS is now a DKMS Module After Exile from the Linux Kernel
https://hackaday.com/2025/09/19/bcachefs-is-now-a-dkms-module-after-exile-from-the-linux-kernel/

It’s been a tense few months for users of the BCacheFS filesystem, as amidst the occasional terse arguments and flowery self-praise on the Linux Kernel mailing list the future of …read more (https://hackaday.com/2025/09/19/bcachefs-is-now-a-dkms-module-after-exile-from-the-linux-kernel/)

Fire Extinguishers, Optical Density Ratings and Safely Using Home Lasers
https://hackaday.com/2025/09/19/fire-extinguishers-optical-density-ratings-and-safely-using-home-lasers/

After [Ross] from FauxHammer miniature model fame got lured into reviewing laser engravers and similar via the Bambu Lab H2D’s laser module, he found himself getting slightly nervous about the …read more (https://hackaday.com/2025/09/19/fire-extinguishers-optical-density-ratings-and-safely-using-home-lasers/)

Fnirsi IPS3608: A Bench Power Supply With Serious Flaws
https://hackaday.com/2025/09/20/fnirsi-ips3608-a-bench-power-supply-with-serious-flaws/