There are many ways to learn, but few to none of them compare to that of spending time standing over the shoulder of a master of the craft. This awesome …read more (https://hackaday.com/2025/07/12/wire-like-a-pro-peeking-into-wire-harness-mastery/)
2025 One Hertz Challenge: An Ancient Transistor Counts The Seconds
https://hackaday.com/2025/07/12/2025-one-hertz-challenge-an-ancient-transistor-counts-the-seconds/
https://hackaday.com/2025/07/12/2025-one-hertz-challenge-an-ancient-transistor-counts-the-seconds/
If you’ve worked with germanium transistors, you’ll know that many of them have a disappointingly low maximum frequency of operation. This has more to do with some of the popular …read more (https://hackaday.com/2025/07/12/2025-one-hertz-challenge-an-ancient-transistor-counts-the-seconds/)
Playing Snake with Digital Microfluidics
https://hackaday.com/2025/07/12/playing-snake-with-digital-microfluidics/
https://hackaday.com/2025/07/12/playing-snake-with-digital-microfluidics/
Display technology has come a long way since the advent of the CRT in the late 1800s (yes, really!). Since then, we’ve enjoyed the Nixie tubes, flip dots, gas plasma, …read more (https://hackaday.com/2025/07/12/playing-snake-with-digital-microfluidics/)
Die Cut Machine Makes Portable Metal Cuts
https://hackaday.com/2025/07/12/die-cut-machine-makes-portable-metal-cuts/
https://hackaday.com/2025/07/12/die-cut-machine-makes-portable-metal-cuts/
[Kevin Cheung] likes to upcycle old soda cans into — well — things. The metal is thin enough to cut by hand, but he’d started using a manual die-cutting machine, …read more (https://hackaday.com/2025/07/12/die-cut-machine-makes-portable-metal-cuts/)
An Open-Concept 3D Printer Using Cantilever Arms
https://hackaday.com/2025/07/12/an-open-concept-3d-printer-using-cantilever-arms/
https://hackaday.com/2025/07/12/an-open-concept-3d-printer-using-cantilever-arms/
If you’re looking for a more open, unenclosed 3D printer design than a cubic frame can accommodate, but don’t want to use a bed-slinger, you don’t have many options. [Boothy …read more (https://hackaday.com/2025/07/12/an-open-concept-3d-printer-using-cantilever-arms/)
What Will It Take to Restore a Serious Flight Simulator?
https://hackaday.com/2025/07/13/what-will-it-take-to-restore-a-serious-flight-simulator/
https://hackaday.com/2025/07/13/what-will-it-take-to-restore-a-serious-flight-simulator/
[Jared] managed to find a professional FAA-certified flight simulator at an auction (a disassembled, partial one anyway) and wondered, what would it take to rebuild it into the coolest flight …read more (https://hackaday.com/2025/07/13/what-will-it-take-to-restore-a-serious-flight-simulator/)
Jcorp Nomad: ESP32-S3 Offline Media Server in a Thumbdrive
https://hackaday.com/2025/07/13/jcorp-nomad-esp32-s3-offline-media-server-in-a-thumbdrive/
https://hackaday.com/2025/07/13/jcorp-nomad-esp32-s3-offline-media-server-in-a-thumbdrive/
[Jackson Studner] wrote in to let us know about his ESP32-based media server: Jcorp Nomad. This project uses a ESP32-S3 to create a WiFi hotspot you can connect to from …read more (https://hackaday.com/2025/07/13/jcorp-nomad-esp32-s3-offline-media-server-in-a-thumbdrive/)
From Leash to Locomotion: CARA the Robotic Dog
https://hackaday.com/2025/07/13/from-leash-to-locomotion-cara-the-robotic-dog/
https://hackaday.com/2025/07/13/from-leash-to-locomotion-cara-the-robotic-dog/