What if you have a need for liquid nitrogen, but you do not wish to simply order it from a local supplier? In that case you can build your very …read more (https://hackaday.com/2023/01/01/a-diy-pulse-tube-cryocooler-in-the-quest-for-home-made-liquid-nitrogen/)

Use USB-C Chargers To Top Up Li-Ion Packs With This Hack
https://hackaday.com/2023/01/01/use-usb-c-chargers-to-top-up-li-ion-packs-with-this-hack/

In USB-C Power Delivery (PD) standard, the PPS (Programmable Power Supply) mode is an optional mode that lets you request a non-standard voltage from a charger, with the ability to …read more (https://hackaday.com/2023/01/01/use-usb-c-chargers-to-top-up-li-ion-packs-with-this-hack/)

LEDCard: The Pocketable Ring Light
https://hackaday.com/2023/01/01/ledcard-the-pocketable-ring-light/

How many times have you found yourself fumbling about with lighting while trying to get a clear up-close shot of an object? Although smartphones come with pretty nice cameras these …read more (https://hackaday.com/2023/01/01/ledcard-the-pocketable-ring-light/)

Electronics Explained with Mechanical Devices
https://hackaday.com/2023/01/01/electronics-explained-with-mechanical-devices/

It can be surprisingly hard to find decent analogies when you’re teaching electronics basics. The water flow analogy, for instance, is decent for explaining Ohm’s law, but it breaks down …read more (https://hackaday.com/2023/01/01/electronics-explained-with-mechanical-devices/)

AIOC: The Ham Radio All-In-One Cable For Audio and APRS
https://hackaday.com/2023/01/01/aioc-the-ham-radio-all-in-one-cable-for-audio-and-aprs/

https://github.com/skuep/AIOC
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/12/k1-aioc-wouxun-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/12/k1-aioc-wouxun-featured.png?w=800">The Ham Radio All-in-one cable (AIOC) is a small PCB attachment for a popular series of radio transceivers which adds a USB-attached audio interface and virtual TTY port for programming …read more (https://hackaday.com/2023/01/01/aioc-the-ham-radio-all-in-one-cable-for-audio-and-aprs/)

Snow Plowing by Bicycle
https://hackaday.com/2023/01/01/snow-plowing-by-bicycle/

There are few challenges more difficult or dangerous than trying to get around the majority of North American cities by bicycle. Not only is the bicycle infrastructure woefully inadequate for …read more (https://hackaday.com/2023/01/01/snow-plowing-by-bicycle/)

DIYson Lamp Hides Cables Between the Seams
https://hackaday.com/2023/01/02/diyson-lamp-hides-cables-between-the-seams/

[Steven Bennett] is so fond of Dyson’s new Lightcycle lamp that he’s decided to clone his own version in the spirit of the original. Dyson, however, knows what makes their …read more (https://hackaday.com/2023/01/02/diyson-lamp-hides-cables-between-the-seams/)