Collaborate Disseminate
Sandboxing a Linux process usually means spending a lot of effort deciding what it isn’t allowed to see. You might put it in a mount namespace, bind-mount a few directories …read more Continue reading This Filesystem is Born to Fail
Stepper motors are undeniably useful, but sometimes they need a bit of gearing to help perform their task. [Gjhudson2008] has a compact gearbox for NEMA 17 or 23 steppers that …read more Continue reading A 3D Printed Cycloidal Gearbox
You’ve probably heard of rubidium frequency standards, which are used where you need an extremely accurate time or frequency reference. [IMSAI] guy has a good explainer video about what’s actually …read more Continue reading Rubidium Frequency Standard Explained
PID controllers are everywhere. They regulate temperature, motor speed, power supplies, positioning systems, process equipment, and probably a dozen things within arm’s reach of you right now. They’re also frequently …read more Continue reading Calculus-Free PID (Almost) in a Spreadsheet
Everyone talks about the weather. This is doubly true for sailors, where bad weather could mean a very bad day. So it isn’t surprising that navies around the world have …read more Continue reading FitzRoy’s Glass: Victorian Weather Marvel or Glorified Thermometer?
If you used a serious computer pre-IBM PC, there was a fair chance its operating system was CP/M. CP/M was a staple among 8080 and Z80 computers and while there …read more Continue reading At Last! CP/M for Protected Mode
You may have a 4K television. Perhaps you have even bought an 8K screen, despite the shortage of things worth watching in 8K. A 16K display is, today, a rarity. …read more Continue reading The 16K Display that Ate Las Vegas
Elliot Williams and Al Williams got together to compare notes on the most interesting posts this week on the site. As usual, there are just too many choices, so you’ll …read more Continue reading Hackaday Podcast Episode 380: 3D Printing the Rainbow, IR and IP Camera Hacks, and Americium 241 on the Loose
Elliot Williams and Al Williams got together to compare notes on the most interesting posts this week on the site. As usual, there are just too many choices, so you’ll …read more Continue reading Hackaday Podcast Episode 380: 3D Printing the Rainbow, IR and IP Camera Hacks, and Americium 241 on the Loose
We enjoyed [Beej’s] trip down memory lane looking at a BASIC game, The Wizard’s Castle, written for the Exidy Sorcerer. It appeared in a 1980 magazine that included the title …read more Continue reading BASICally, Its Retro Machine Language