Collaborate Disseminate
The triboelectric effect is familiar to anyone who has rubbed wool on a PVC pipe, or a balloon on a childs’ hair and then stuck it on the wall. Rubbing …read more Continue reading Is That a Triboelectric Generator in Your Shoe?
You have an old radio — in the case of [The Radio Mechanic], a Stromberg Carlson — and it needs new knobs. What do you do? You can’t very well …read more Continue reading Old Knobs with a Cast of Thousands
This ultra-cute tiny LiDAR rangefinder project by [gokux] can be thought of as a love letter to the incredible resources and components hobbyists and hackers of all types have access …read more Continue reading Make a Super Cute LiDAR Measurement Module
The germanium point contact diode, and almost every semiconductor device using germanium, is now obsolete. There was a time when almost every television or radio would have contained one or …read more Continue reading How Do You Fill The 1N34 Void?
The ULN2003 IC is an extremely versatile part, and with the help of [Hulk]’s deep dive, you might just get some new ideas about how to use this part in …read more Continue reading Everything You Ever Wanted To Know About The ULN2003
Bench power supplies can sometimes be frustratingly expensive and also kind of limited. If you’re enterprising and creative, though, you can create your own bench supply with tons of features, …read more Continue reading Turning an ATX PSU Into a Variable Bench Supply
When [Daniel Eichhorn] designed the Pendrive S3 project, he wanted to use an off-the-shelf USB enclosure but also add a button for the user to start certain actions. Drilling a …read more Continue reading Using a Spring As a Capacitive Touch Button
Metal-oxide semiconductor field-effect transistors (MOSFETs) see common use in applications ranging from the very small (like CPU transistors) to very large (power) switching applications. Although its main advantage is its …read more Continue reading Introduction to MOSFET Switching Losses
If you need to make polyurethane belts in custom lengths, it’s not too hard. You just need to take lengths of flexible polyurethane filament, heat the ends, and join them …read more Continue reading Custom Polyurethane Belts Made Easy
As [Electronoobs] points out, everything has resistance. So, how hard can it be to make a high-power resistor? In the video below, he examines a commercial power resistor and how …read more Continue reading Power Resistance isn’t Futile