If you’re hunting for a bench power supply, you’ll quickly notice options dry up above 48 V or so, and you definitely won’t find a 330 kV supply on the …read more (https://hackaday.com/2025/08/07/sparks-fly-building-a-330-kv-supply-from-a-pc-psu/)
A PC That Uses Hot Coffee As Coolant
https://hackaday.com/2025/08/07/a-pc-that-uses-hot-coffee-as-coolant/
https://hackaday.com/2025/08/07/a-pc-that-uses-hot-coffee-as-coolant/
Modern computers generate a great deal of heat when under load, thus we cool them with fans and sometimes even water cooling systems. [Doug MacDowell] figured that water was alright, …read more (https://hackaday.com/2025/08/07/a-pc-that-uses-hot-coffee-as-coolant/)
VRML and the Dream of Bringing 3D to the World Wide Web
https://hackaday.com/2025/08/07/vrml-and-the-dream-of-bringing-3d-to-the-world-wide-web/
https://hackaday.com/2025/08/07/vrml-and-the-dream-of-bringing-3d-to-the-world-wide-web/
You don’t have to be a Snow Crash or Tron fan to be familiar with the 3D craze that characterized the rise of the Internet and the World Wide Web in …read more (https://hackaday.com/2025/08/07/vrml-and-the-dream-of-bringing-3d-to-the-world-wide-web/)
Buying Large LiFePO4 Batteries: How Cheap is Too Cheap?
https://hackaday.com/2025/08/07/buying-large-lifepo4-batteries-how-cheap-is-too-cheap/
https://hackaday.com/2025/08/07/buying-large-lifepo4-batteries-how-cheap-is-too-cheap/
It’s a well-known factoid that batteries keep getting cheaper while capacity increases. That said, as with any market that is full of people who are hunting for that ‘great deal’, …read more (https://hackaday.com/2025/08/07/buying-large-lifepo4-batteries-how-cheap-is-too-cheap/)
The 64-Degree Egg, And Other Delicious Variants
https://hackaday.com/2025/08/07/the-64-degree-egg-and-other-delicious-variants/
https://hackaday.com/2025/08/07/the-64-degree-egg-and-other-delicious-variants/
Many of us have boiled an egg at some point or another in our lives. The conventional technique is relatively straightforward—get the water boiling, drop the egg in, and leave …read more (https://hackaday.com/2025/08/07/the-64-degree-egg-and-other-delicious-variants/)
2025 One Hertz Challenge: The Easy Way to Make a Nixie Tube Clock
https://hackaday.com/2025/08/07/2025-one-hertz-challenge-the-easy-way-to-make-a-nixie-tube-clock/
https://hackaday.com/2025/08/07/2025-one-hertz-challenge-the-easy-way-to-make-a-nixie-tube-clock/
Let’s say you want to build a Nixie clock. You could go out and find some tubes, source a good power supply design, start whipping up a PCB, and working …read more (https://hackaday.com/2025/08/07/2025-one-hertz-challenge-the-easy-way-to-make-a-nixie-tube-clock/)
For those living in the continental US who, for whatever reason, don’t have access to an NTP server or a GPS device, the next best way to make sure the …read more (https://hackaday.com/2025/08/07/a-repeater-for-wwvb/)