Power Supplies Without Transformers
https://hackaday.com/2023/09/29/power-supplies-without-transformers/

For one-off projects or prototyping, it’s not too hard to find a wall wart or power supply to send a few joules of energy from the wall outlet to your …read more (https://hackaday.com/2023/09/29/power-supplies-without-transformers/)

Building a Human-Sized Pop-Pop Boat
https://hackaday.com/2023/09/29/building-a-human-sized-pop-pop-boat/

Pop-pop boats are a neat little science teaching tool that many children end up playing with at some point or other. They’re normally sized to float around a sink or …read more (https://hackaday.com/2023/09/29/building-a-human-sized-pop-pop-boat/)

Hackaday Prize 2023: Automated Shuttle Launcher Enables Solo Badminton Practice
https://hackaday.com/2023/09/29/hackaday-prize-2023-automated-shuttle-launcher-enables-solo-badminton-practice/

If you want to get better at your favorite sport, there’s really no substitute to putting in more training hours. For solo activities like running or cycling that’s simple enough: …read more (https://hackaday.com/2023/09/29/hackaday-prize-2023-automated-shuttle-launcher-enables-solo-badminton-practice/)

FedEx Robot Solves Complex Packing Problems
https://hackaday.com/2023/09/29/fedex-robot-solves-complex-packing-problems/

Despite the fact that it constantly seems like we’re in the midst of a robotics- and artificial intelligence-driven revolution, there are a number of tasks that continue to elude even …read more (https://hackaday.com/2023/09/29/fedex-robot-solves-complex-packing-problems/)

Cyanodore 6 Is A Rad Commodore 64 Synthesizer
https://hackaday.com/2023/09/29/cyanodore-6-is-a-rad-commodore-64-synthesizer/

The Commodore 64 is celebrated to this day for its capable SID sound chip, which provided the soundtrack for some of the best video games of its era. Even today, …read more (https://hackaday.com/2023/09/29/cyanodore-6-is-a-rad-commodore-64-synthesizer/)

CPU Built From Discrete Transistors
https://hackaday.com/2023/09/30/cpu-built-from-discrete-transistors/

We all know, at least intellectually, that our computers are all built with lots of tiny transistors. But beyond that it’s a little hard to describe. They’re printed on a …read more (https://hackaday.com/2023/09/30/cpu-built-from-discrete-transistors/)

Analog ASIC Design Built Using Digital Standard Cells
https://hackaday.com/2023/09/30/analog-asic-design-built-using-digital-standard-cells/

Tiny Tapeout is a way for students, hobbyists, and home gamers to get their own ASICs designs fabbed into real custom chips. Tiny Tapeout 3 was the third running, with …read more (https://hackaday.com/2023/09/30/analog-asic-design-built-using-digital-standard-cells/)