Hackaday Links: November 23, 2025
https://hackaday.com/2025/11/23/hackaday-links-november-23-2025/

Remember the Key Bridge collapse? With as eventful a year as 2025 has been, we wouldn’t blame anyone for forgetting that in March of 2024, container ship MV Dali plowed …read more (https://hackaday.com/2025/11/23/hackaday-links-november-23-2025/)

A Couple Of New DOS PCs Appear
https://hackaday.com/2025/11/23/a-couple-of-new-dos-pcs-appear/

An interesting trend over the last year or two has been the emergence of modern retrocomputer PCs, recreations of classic PC hardware from back in the day taking advantage of …read more (https://hackaday.com/2025/11/23/a-couple-of-new-dos-pcs-appear/)

Expensive Batteries Hide Cheap Tricks
https://hackaday.com/2025/11/23/expensive-batteries-hide-cheap-tricks/

In our modern world full of planned obsolescence helping to fuel cycles of consumerism, the thing that really lets companies dial this up to the max is locked-down electronics and …read more (https://hackaday.com/2025/11/23/expensive-batteries-hide-cheap-tricks/)

Smelly Ultrasound
https://hackaday.com/2025/11/24/smelly-ultrasound/

We aren’t sure why, but [Lev Chizhov] and some other researchers have found a way to make you smell things by hitting your head with ultrasound. Apparently, your sense of …read more (https://hackaday.com/2025/11/24/smelly-ultrasound/)

Barcodes, “Lasers”, and Fourier Transforms
https://hackaday.com/2025/11/24/barcodes-lasers-and-fourier-transforms/

The Bomem DA3 is a type of Fourier transform spectrometer used for measuring various spectral data and [Usagi Electric] has one. On his quest to understand it he runs down …read more (https://hackaday.com/2025/11/24/barcodes-lasers-and-fourier-transforms/)

The Unexpected Joys Of Hacking an Old Kindle
https://hackaday.com/2025/11/24/the-unexpected-joys-of-hacking-an-old-kindle/

In the closing hours of JawnCon 0x2, I was making a final pass of the “Free Stuff for Nerds” table when I noticed a forlorn Kindle that had a piece …read more (https://hackaday.com/2025/11/24/the-unexpected-joys-of-hacking-an-old-kindle/)

Build Yourself a Medium-Format Camera
https://hackaday.com/2025/11/24/build-yourself-a-medium-format-camera/

Medium format cameras have always been a step up from those built in the 35 mm format. By virtue of using a much larger film, they offer improved resolution and …read more (https://hackaday.com/2025/11/24/build-yourself-a-medium-format-camera/)