Nixie Tube Dashboard is Period-Appropriate Hack to Vintage Volvo
https://hackaday.com/2025/12/24/nixie-tube-dashboard-is-period-appropriate-hack-to-vintage-volvo/

There’s no accounting for taste, but it’s hard to argue with The Autopian when they declare that this Nixie tube dash by [David Forbes] is “the coolest speedometer of all …read more (https://hackaday.com/2025/12/24/nixie-tube-dashboard-is-period-appropriate-hack-to-vintage-volvo/)

Silicon-Based MEMS Resonators Offer Accuracy in Little Space
https://hackaday.com/2025/12/24/silicon-based-mems-resonators-offer-accuracy-in-little-space/

Currently quartz crystal-based oscillators are among the most common type of clock source in electronics, providing a reasonably accurate source in a cheap and small package. Unfortunately for high accuracy …read more (https://hackaday.com/2025/12/24/silicon-based-mems-resonators-offer-accuracy-in-little-space/)

Roll Your Own Hall Effect Sensor
https://hackaday.com/2025/12/24/roll-your-own-hall-effect-sensor/

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds deceptively simple. There’s a metal plate with current …read more (https://hackaday.com/2025/12/24/roll-your-own-hall-effect-sensor/)

DIY E-Reader Folds Open Like a Book
https://hackaday.com/2025/12/24/diy-e-reader-folds-open-like-a-book/

There are plenty of lovely e-readers out on the market that come with an nice big e-paper display. There aren’t nearly as many that come with two. [Martin den Hoed] developed the …read more (https://hackaday.com/2025/12/24/diy-e-reader-folds-open-like-a-book/)

Disposable Camera Viewfinder Becomes 3D Printed Lens
https://hackaday.com/2025/12/24/disposable-camera-viewfinder-becomes-3d-printed-lens/

Disposable cameras are a fun way to get into classical photography. However, they can also be a valuable source of interesting parts that can be put to other uses. For …read more (https://hackaday.com/2025/12/24/disposable-camera-viewfinder-becomes-3d-printed-lens/)