Collaborate Disseminate
If you’ve ever welded, you know that some welders blow a shield gas over the work for different reasons. For example, you often use a gas to displace oxygen from …read more Continue reading A Nitrogen Soldering Iron Review
To the uninitiated, it might seem like a gimmick to 3D print pharmaceuticals. After all, you take some kind of medicine, pour it in a mold, and you have a …read more Continue reading 3D Printing Pills All At Once
Depending on who you ask, the Norden bombsight was either the highest of high tech during World War II, or an overhyped failure that provided jobs and money for government …read more Continue reading Less Is More — Or How To Replace a $25,000 Bomb Sight for 20 Cents
[Maker.Moekoe] wanted a single controller board that was usable with different reflow ovens or hotplates. The result is a versatile board based on the ESP32-S2. You can see a video …read more Continue reading Versatile Reflow Oven Controller Uses ESP32-S2
We are used to dealing with warping when printing with thermoplastics like ABS, but metal printers suffer from this problem, too. The University of Michigan has a new technology, SmartScan, …read more Continue reading Reducing Warping in Metal 3D Prints
News reports were everywhere that an autonomous taxi operated by a company called Cruise was driving through San Francisco with no headlights. The local constabulary tried to stop the vehicle …read more Continue reading Does Your Programmer Know How Fast You Were Going?
A spectrum visualizer is always a fun project, but we really liked [Yannick99]’s take on it since it uses seven IN-13 Nixie tubes for the display. The tubes, of course, …read more Continue reading Nixie Spectrum Display Has Seven Bands
We see tons of projects with the infamous “Blue Pill” STM32 boards. They are cheap and plentiful and have a lot of great features, or at least they were before …read more Continue reading Arming with an OS
If you have a motor and you’d like to know where the shaft position is, you are likely to turn to an optical encoder scheme. However, as [lingib] points out, …read more Continue reading Hall Effect Module Knows Where Your Motor Is
We often write a post and then learn something new and cool from the comments. The same thing happened when [Andreas] posted a video about monitoring fluid levels. Commenters told …read more Continue reading Blood Pressure Cuff Hacked into Water Level Sensor