QR codes are used just about everywhere now, for checking into venues, ordering food, or just plain old advertising. But what about data storage? It’s hardly efficient, but if you …read more (https://hackaday.com/2024/09/12/back-up-your-data-on-paper-with-lots-of-qr-codes/)

There’s Already A Nixie Addon For The 2024 Supercon Badge
https://hackaday.com/2024/09/12/theres-already-a-nixie-addon-for-the-2024-supercon-badge/

Nixie tubes are cool, and hackers like them. Perhaps for those reasons more than any other, [Kevin Santo Cappuccio] has developed a very particular Simple Add-On for the 2024 Hackaday …read more (https://hackaday.com/2024/09/12/theres-already-a-nixie-addon-for-the-2024-supercon-badge/)

Simple PCB Agitator Gets The Job Done
https://hackaday.com/2024/09/13/simple-pcb-agitator-gets-the-job-done/

These days, PCB fab houses are just about everywhere, and you can’t go buy a taco without walking past eight of them. Still, some out there still like to etch …read more (https://hackaday.com/2024/09/13/simple-pcb-agitator-gets-the-job-done/)

Doing MIDI With Discrete Logic Is Neat, If Not Particularly Useful
https://hackaday.com/2024/09/13/doing-midi-with-discrete-logic-is-neat-if-not-particularly-useful/

MIDI is normally baked into the chipset of a synthesizer, or something you use a microcontroller to handle. But that’s not the only way to speak the language! [Kevin] decided …read more (https://hackaday.com/2024/09/13/doing-midi-with-discrete-logic-is-neat-if-not-particularly-useful/)

Building A Multi-Purpose Electrochemistry Device
https://hackaday.com/2024/09/13/building-a-multi-purpose-electrochemistry-device/

https://www.youtube.com/watch?v=ZiB3p96-qc8
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2024/09/Screenshot-2024-09-13-162806-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/09/Screenshot-2024-09-13-162806-featured.png?w=800" tabindex="0" role="button">We don’t get enough electrochemistry hacks on these pages, so here’s [Markus Bindhammer] of YouTube/Marb’s lab fame to give us a fix with their hand-built general-purpose electrochemistry device. The basic …read more (https://hackaday.com/2024/09/13/building-a-multi-purpose-electrochemistry-device/)

Pulling Apart An Old Satellite Truck Tracker
https://hackaday.com/2024/09/13/pulling-apart-an-old-satellite-truck-tracker/

Sometimes there’s nothing more rewarding than pulling apart an old piece of hardware of mysterious origin. [saveitforparts] does just that, and recently came across a curious satellite system from a …read more (https://hackaday.com/2024/09/13/pulling-apart-an-old-satellite-truck-tracker/)

Supercon 2024: Last Call For Display Tech Exhibit
https://hackaday.com/2024/09/13/supercon-2024-last-call-for-display-tech-exhibit/

During this year’s Hackaday Supercon, the Supplyframe DesignLab will be playing host to a unique exhibit that catalogs the evolution of display technology. That means showcasing the best and most …read more (https://hackaday.com/2024/09/13/supercon-2024-last-call-for-display-tech-exhibit/)