Collaborate Disseminate
In theory, you really don’t need much to work with electronics. A scope ought to do everything. However, for special purposes, it is handy to have meters, logic analyzers, and …read more Continue reading Stepper Motor Analyzer Reveals All
If you prefer to draw boxes instead of writing code, you may have tried IBM’s Node-RED to create logic with drag-and-drop flows. A recent [TensorFlow] video shows an interview between …read more Continue reading Visual Raspberry Pi with Node-Red and TensorFlow
Inductors are not the most common component these days and variable ones seem even less common. However, with a ferrite rod and some 3D printing, [drjaynes] shows how to make …read more Continue reading Make Your Own Variable Inductor
If you crave experiencing or reliving what computing was like “back then” you have a lot of options. One option, of course, is to load an emulator and pretend like …read more Continue reading Compute Like it is 1975: 6th Edition Unix Reborn
Getting great results from a laser cutter takes a bit of effort to make sure all of the settings are just right. But even then, if the air between the …read more Continue reading Hacking an Air Assist for the Ortur Laser
We are always envious of the Star Trek Enterprise computers. You can just sort of ask them a hazy question and they will — usually — figure out what you …read more Continue reading AI Makes Linux Do What You Mean, Not What You Say
A lot of technology from the not-so-distant past doesn’t resemble modern versions very much. For a case in point, look at the DEC RS08 disk drive meant to pair with …read more Continue reading Inside a DEC Hard Drive
We’ve seen lots of power supply projects that start with an ATX PC power supply. Why not? They are cheap and readily available. Generally, they perform well and have a …read more Continue reading Power Supply uses Thin Form Factor
Op amps are generally pretty easy to apply, but there are some practical nonideal behaviors you have to keep in mind. [EEforEveryone] takes a test board with some 2X amplifiers …read more Continue reading Exploring Op Amp Loading
Sometimes it is hard to probe a circuit and then look over at the meter. [Electronoobs] decided to fix that problem by making a Google Glass-like multimeter using an OLED …read more Continue reading Heads Up: Smart Glass Multimeter