Categoria: Hackaday (https://hackaday.com/)
Psst… Got a Second? Here Are the 2025 One-Hertz Challenge Winners
Even with teachers with names like Kirchhoff and Helmholtz, old Heinrich Hertz himself likely didn’t have the slightest idea that…
Engineering for Slow Internet Even When Not Stuck in Antarctica
With the days of dial-up and pitiful 2G data connections long behind most of us, it would seem tempting to…
Dialing It In: A 3D-Printed Knob with Touchscreen Flair
Knobs are ubiquitous in technology user interfaces, but touchscreens are increasingly replacing them for interface controls. The latest project from…
Hackaday Podcast Episode 336: DIY Datasette, Egg Cracking Machine, and Screwing 3D Prints
Thunderstorms were raging across southern Germany as Elliot Williams was joined by Jenny List for this week’s podcast. The deluge…
Repairing a Tektronix 577 Curve Tracer
Over on his YouTube channel our hacker [Jerry Walker] repairs a Tektronix 577 curve tracer. A curve tracer is a…
Returning To An Obsolete Home Movie Format
A few years ago, I bought an 8 mm home movie camera in a second hand store. I did a…
Designing an Open Source Micro-Manipulator
When you think about highly-precise actuators, stepper motors probably aren’t the first device that comes to mind. However, as [Diffraction…
Tips for Homebrewing Inductors
How hard can it be to create your own inductors? Get a wire. Coil it up. Right? Well, the devil…
Optimizing VLF Antennas
Using digital techniques has caused a resurgence of interest in VLF — very low frequency — radio. Thanks to software-defined…
One Camera Mule to Rule Them All
A mule isn’t just a four-legged hybrid created of a union betwixt Donkey and Horse; in our circles, it’s much…
