Collaborate Disseminate
The [IMSAI Guy] has posted a follow-up video with all the details of how he programs GAL22V10 chips in the modern era. We noted that this was missing from his stepper motor project …read more Continue reading Programming PALs in 2021
Closed captioning on television and subtitles on DVD, Blu-ray, and streaming media are taken for granted today. But it wasn’t always so. In fact, it was quite a struggle for …read more Continue reading History of Closed Captions: The Analog Era
If you want a simple and easy introduction to stepper motors, check out the [IMSAI Guy]’s short video where he designs a very basic stepper motor controller and packs in …read more Continue reading Stepper Motors Quick and Simple
After accidentally crushing the plastic envelope on a cheap LED light bulb, [bigclivedotcom] figured out he could make custom ones using OpenSCAD in any shape he wants. He previously hacked …read more Continue reading Big Clive Hacks LED Bulbs with OpenSCAD
The notion of self driving cars isn’t new. You might be surprised at the number of such projects dating back to the 1920s. Many of these systems relied on external …read more Continue reading Forgotten Tech — Self Driving Cars
What started as business cards for [Nerdonic]’s engineering clients unexpectedly expanded into a project in its own right. A CheatKard set consists of seven electronics cheat sheets made in the style …read more Continue reading Pocket Cheat Sheets for Electronics
Musician and electronic musical machine builder [Sam Battle] has recreated the unusual Crystal Palace Audio Fader over at Look Mum No Computer. The Crystal Palace was a rotary fader developed …read more Continue reading Sixteen Channel Retro Rotary Fader
Preferring to spend hours typing code instead of graphically pushing traces around in a PCB layout tool, [James Bowman] over at ExCamera Labs has developed CuFlow, a method for routing …read more Continue reading Wires vs Words — PCB Routing in Python
Over the past few years, I kept bumping into something called Hershey fonts. After digging around, I found a 1967 government report by a fellow named Dr. Allen Vincent Hershey. …read more Continue reading Hershey Fonts: Not Chocolate, the Origin of Vector Lettering
The techniques for making single-digit quantities of custom molded parts don’t scale well when you need to make dozens, as [Kevin Holmes] discovered. He needed to make 80-some sets of …read more Continue reading Serial Silicone Molding