Rewinding a Car Alternator for 240 Volt
https://hackaday.com/2026/02/03/rewinding-a-car-alternator-for-240-volt/

As part of his quest to find the best affordable generator for his DIY hydroelectric power system, [FarmCraft101] is trying out a range of off-the-shelf and DIY solutions, with in …read more (https://hackaday.com/2026/02/03/rewinding-a-car-alternator-for-240-volt/)

Lego Typewriter Writes Plastic Letters
https://hackaday.com/2026/02/03/lego-typewriter-writes-plastic-letters/

Some time ago, Lego released a beautiful (and somewhat pricey) typewriter set that was modeled after one used by company founder Ole Kirk Kristiansen. To the disappointment of some, it …read more (https://hackaday.com/2026/02/03/lego-typewriter-writes-plastic-letters/)

Symbian On Nokia Lives Again, In 2026
https://hackaday.com/2026/02/04/symbian-on-nokia-lives-again-in-2026/

Do you remember Nokia phones, with their Symbian OS? Dead and gone, you might think, but even they have dedicated enthusiasts here in 2026. Some of them have gone so …read more (https://hackaday.com/2026/02/04/symbian-on-nokia-lives-again-in-2026/)

Comparing a Clone Raspberry Pi Pico 2 With an Original One
https://hackaday.com/2026/02/04/comparing-a-clone-raspberry-pi-pico-2-with-an-original-one/

Although [Thomas] really likes the Raspberry Pi Pico 2 and the RP2350 MCU, he absolutely, totally, really doesn’t like the micro-USB connector on it. Hence he jumped on the opportunity …read more (https://hackaday.com/2026/02/04/comparing-a-clone-raspberry-pi-pico-2-with-an-original-one/)

5K iMac Turned Into 5K Display
https://hackaday.com/2026/02/04/5k-imac-turned-into-5k-display/

While Apple weren’t the first to invent high-DPI displays or to put them into consumer electronics, they did popularize them fairly effectively with the Retina displays in the early 2010s …read more (https://hackaday.com/2026/02/04/5k-imac-turned-into-5k-display/)

Detecting Helium Leaks with Sound in a Physics-Based Sensor
https://hackaday.com/2026/02/04/detecting-helium-leaks-with-sound-in-a-physics-based-sensor/

Helium is inert, which makes it useful in a lot of different industries. But helium’s colorless and odorless non-reactivity also means traditional gas sensing methods don’t work. Specialized detectors exist, …read more (https://hackaday.com/2026/02/04/detecting-helium-leaks-with-sound-in-a-physics-based-sensor/)

Restoring the Soul of a 1940s Radio
https://hackaday.com/2026/02/04/restoring-the-soul-of-a-1940s-radio/