Pomodoro timers are a simple productivity tool. They help you work in dedicated chunks of time, usually 25 minutes in a sitting, before taking a short break and then beginning …read more (https://hackaday.com/2026/02/07/a-simple-desktop-pomodoro-timer/)

555-Based Square-Wave and Triangle-Wave Function Generator Build for Beginners
https://hackaday.com/2026/02/07/555-based-square-wave-and-triangle-wave-function-generator-build-for-beginners/

Over on YouTube [Andrew Neal] has a Function Generator Build for Beginners. As beginner videos go this one is fairly comprehensive. [Andrew] shows us how to build a square-wave generator …read more (https://hackaday.com/2026/02/07/555-based-square-wave-and-triangle-wave-function-generator-build-for-beginners/)

Upgrading An Old Macbook With an Old Processor
https://hackaday.com/2026/02/08/upgrading-an-old-macbook-with-an-old-processor/

The Core Duo processor from Intel may not have been the first multi-core processor available to consumers, but it was arguably the one that brought it to the masses. Unfortunately, …read more (https://hackaday.com/2026/02/08/upgrading-an-old-macbook-with-an-old-processor/)

Upgrading The E-mu Audity 20 Years After Factory Support Ended
https://hackaday.com/2026/02/08/upgrading-the-e-mu-audity-20-years-after-factory-support-ended/

If you purchased an E-mu Audity 2000 ROMpler back in 1998, you almost certainly got a rig with the 1.00 firmware. It was fine, if a little limited, particularly where …read more (https://hackaday.com/2026/02/08/upgrading-the-e-mu-audity-20-years-after-factory-support-ended/)

Investigating the Science Claims Behind the Donut Solid State Battery
https://hackaday.com/2026/02/08/investigating-the-science-claims-behind-the-donut-solid-state-battery/

Earlier this year Donut Lab caused quite the furore when they unveiled what they claimed was the world’s first production-ready solid state battery, featuring some pretty stellar specifications. Since then …read more (https://hackaday.com/2026/02/08/investigating-the-science-claims-behind-the-donut-solid-state-battery/)

Habit Detection For Home Assistant
https://hackaday.com/2026/02/08/habit-detection-for-home-assistant/

Computers are very good at doing exactly what they’re told. They’re still not very good at coming up with helpful suggestions of their own. They’re very much more about following …read more (https://hackaday.com/2026/02/08/habit-detection-for-home-assistant/)

Wooden Case Makes a 2026 TV Stylish
https://hackaday.com/2026/02/08/wooden-case-makes-a-2026-tv-stylish/

The middle of the 20th century produced a revolution in understated stylish consumer design, some of which lives on today. The reality of living in a 1950s or ’60s house …read more (https://hackaday.com/2026/02/08/wooden-case-makes-a-2026-tv-stylish/)

Hackaday Links: February 8, 2026
https://hackaday.com/2026/02/08/hackaday-links-february-8-2026/