Collaborate Disseminate
Plasma cutters are ridiculously cheap these days, just cruise by the usual online sources or your local Harbor Freight if you’ve got any doubt about that. But “cheap” and “good” …read more Continue reading Simple Add-On Makes Cheap Plasma Cutter Suitable for CNC Use
Have you ever wondered what’s actually going on inside the hotend of your 3D printer? It doesn’t seem like much of a mystery — the filament gets melty, it gets …read more Continue reading Looking Inside a 3D Printer Nozzle with Computed Tomography
Building circuits on a silicon chip is a bit like a game of Tetris — you have to lay down layer after layer of different materials while lining up holes …read more Continue reading Testing Oxide Etchants for the Home Semiconductor Fab
Join us on Wednesday, September 27 at noon Pacific for the Keebin’ with Kristina Hack Chat with our own Kristina Panos! When you think about it, wiggling your fingers over …read more Continue reading Keebin’ with Kristina Hack Chat
Aside from idle curiosity, very few of us need to see inside chips and components to diagnose a circuit. But reverse engineering is another story; being able to see what …read more Continue reading DIY Repair Brings an X-Ray Microscope Back Into Focus
You may not have heard, but there’s a chip shortage out there. And it’s not just the fancy new chips that are in short supply; the chips that were fancy …read more Continue reading RP2040 Emulator Brings the Voice of the 80s Back to Life
[Helge Fykse (LA6NCA)] has a type, as they say. At least as far as radios are concerned, he seems to prefer elegant designs that keep the BOM to the minimum …read more Continue reading Altoids Tin Spy Radio Goes Solid State
For a lot of us, there’s a bright line separating the books we enjoyed as children from the “real” books of our more mature years. We all eventually age out …read more Continue reading Books You Should Read: David Macaulay’s Architecture Series
Here’s a question for you: if you’re the commander of a submarine full of nuclear missiles, how can you be sure what not receiving a launch order really means? If …read more Continue reading Radio Apocalypse: The BBC Radio Program That Could(n’t) Have Started WWIII
We’ll beat everyone to the punch: yes, actually building a working Turing machine, especially one that uses a Raspberry Pi, is probably something that would have pushed [Allen Turing]’s buttons, …read more Continue reading TMD-3: Clever Hall Sensor Hack Leads to Better Turing Demo