After saving a £300, 16-port Ubiquiti network switch from getting tossed into the trash, [Buy It Fix It] got the honor of trying to repair it. With four ports and …read more (https://hackaday.com/2026/09/15/fixing-a-ubiquiti-16-port-poe-switch-with-an-extra-hole/)

Every ZX81 Expansion Card You Ever Wanted, All At Once
https://hackaday.com/2026/09/15/every-zx81-expansion-card-you-ever-wanted-all-at-once/

The Sinclair ZX81 was a masterpiece of Sir Clive’s desire to get the most out of the least hardware, being about as minimalist as it was possible to get and …read more (https://hackaday.com/2026/09/15/every-zx81-expansion-card-you-ever-wanted-all-at-once/)

Linux Fu: Speak Up!
https://hackaday.com/2026/09/15/linux-fu-speak-up/

Apparently, people hate typing. As every movie and TV show suggests, the future is talking to computers. There was a time when speech recognition was complex and not very good. …read more (https://hackaday.com/2026/09/15/linux-fu-speak-up/)

Running Linux 6.11 on the ESP32-S3 with a Few Tweaks
https://hackaday.com/2026/09/15/running-linux-6-11-on-the-esp32-s3-with-a-few-tweaks/

With the Xtensa Lx7 twin CPU cores in the ESP32-S3 running at a relatively zippy 240 MHz and accompanying PSRAM of up to 16 MB, you might find yourself wondering …read more (https://hackaday.com/2026/09/15/running-linux-6-11-on-the-esp32-s3-with-a-few-tweaks/)

Hackaday Europe 2026: Bare Metal Made Easy
https://hackaday.com/2026/09/15/hackaday-europe-2026-bare-metal-made-easy/

When we talk about programming in “bare metal,” it basically means writing software that runs right on the hardware with no operating system or abstraction layers in between. This gives …read more (https://hackaday.com/2026/09/15/hackaday-europe-2026-bare-metal-made-easy/)

Sampling the Elephant’s Foot and Chornobyl’s Tedious Corium Clean-up
https://hackaday.com/2026/09/15/sampling-the-elephants-foot-and-chernobyls-tedious-corium-clean-up/

The site of the Chornobyl Nuclear Power Plant (ChNPP) remains a unique location, as what’s left of the No. 4 reactor is the only place in the world where you …read more (https://hackaday.com/2026/09/15/sampling-the-elephants-foot-and-chernobyls-tedious-corium-clean-up/)

After 6 Years as Road Ornament a Widescreen Sony Trinitron Lives Again
https://hackaday.com/2026/09/15/after-6-years-as-road-ornament-a-widescreen-sony-trinitron-lives-again/

After previously adopting a big Sony Trinitron CRT TV that had been trying to hitch a ride along the side of a road in Italy for at least six years, …read more (https://hackaday.com/2026/09/15/after-6-years-as-road-ornament-a-widescreen-sony-trinitron-lives-again/)