Bed Sensors Do More Than You’d Think
https://hackaday.com/2023/12/21/bed-sensors-do-more-than-youd-think/

Bed sensors do sort of sound like a gimmick — after all, who cares whether someone is occupying the bed? But if you think about it, that information is quite …read more (https://hackaday.com/2023/12/21/bed-sensors-do-more-than-youd-think/)

Making a Guitar Go to Eleven, The Hard Way
https://hackaday.com/2023/12/21/making-a-guitar-go-to-eleven-the-hard-way/

At the end of the day, all it takes to make a guitar go to eleven is a new knob. Making the knob is another thing — that takes a …read more (https://hackaday.com/2023/12/21/making-a-guitar-go-to-eleven-the-hard-way/)

VU Meter Built With Neat Graphical VFD Display
https://hackaday.com/2023/12/21/vu-meter-built-with-neat-graphical-vfd-display/

VFD displays are beloved for their eerie glow that sits somewhere just off what you’d call blue. [mircemk] used one of these displays to create an old-school VU meter that …read more (https://hackaday.com/2023/12/21/vu-meter-built-with-neat-graphical-vfd-display/)

Desalinating Water With the Sun
https://hackaday.com/2023/12/21/desalinating-water-with-the-sun/

Getting fresh water from salt water can be difficult to do at any kind of scale. Researchers have developed a new method of desalinating water that significantly reduces its cost. …read more (https://hackaday.com/2023/12/21/desalinating-water-with-the-sun/)

Zerowriter Promises Zero Distractions While Writing
https://hackaday.com/2023/12/21/zerowriter-promises-zero-distractions-while-writing/

As great as full-blown desktop computers may be for web surfing, gaming, and what have you, they are theaters of distraction when it comes time to write. And while there …read more (https://hackaday.com/2023/12/21/zerowriter-promises-zero-distractions-while-writing/)

Open Source DC UPS Keeps the Low-Voltage Gear Going
https://hackaday.com/2023/12/22/open-source-dc-ups-keeps-the-low-voltage-gear-going/

We all like to keep our network gear running during a power outage — trouble is, your standard consumer-grade uninterruptible power supply (UPS) tends to be overkill for routers and …read more (https://hackaday.com/2023/12/22/open-source-dc-ups-keeps-the-low-voltage-gear-going/)

Giant Demonstrator Explains How DLP Projectors Work
https://hackaday.com/2023/12/22/giant-demonstrator-explains-how-dlp-projectors-work/