Collaborate Disseminate
The recent crop of laser cutters are nothing short of miraculous. For a few hundred dollars you can get a machine that can easily engrave and — subject to materials …read more Continue reading Better Laser Cuts: Know Your Kerf
One of the most laborious tasks in PCB layout is the routing. Autorouting isn’t always perfect, but it is nice to have the option, even if you only use it …read more Continue reading Kicad Autorouting Made Easy
In the 1980s, an oscilloscope was typically a bulky affair with a large CRT, and a heavy power supply. So it probably grabbed a lot of attention in 1983 when …read more Continue reading Retro Gadgets: The 1983 Pocket Oscilloscope
Going to the movies is an experience. But how popular do you think they’d be if you went in, bought your popcorn, picked your seat, and the curtain would rise …read more Continue reading Tinkercad Gets a Move On
It is the bane of worldwide travel: there isn’t just one way to get AC power from the wall. The exact connector — and what you can expect when you …read more Continue reading Tech in Plain Sight: Field Guide to Power Plugs
If you have an FDM printer that features multiple hotends or can otherwise switch between different filaments, you’ve surely thought about using the capability to lay down dedicated support material. …read more Continue reading Dual Extrusion Support without PVA
Magnetic loop antennas are great if you are limited on space since they are just a potentially small loop of wire. The problem is, they are sharply tuned. You normally …read more Continue reading Mag Loop Antenna has a Brain
You might think assembly language on a PC is passe. After all, we have a host of efficient high-level languages and plenty of resources. But there are times you want …read more Continue reading It isn’t WebAssembly, but it is Assembly in Your Browser
Someone wants to learn about Arduino programming. Do you suggest they blink an LED first? Or should they go straight for a 3D laser scanner with galvos, a time-of-flight sensor, …read more Continue reading The Hello World of GPT?
There was a time when you saw someone walking down the street talking to no one, they were probably crazy. Now you have to look for a Bluetooth headset. But …read more Continue reading My Glasses Hear Everything I’m Not Saying!