Collaborate Disseminate
A student once asked his lab instructor why his amplifier was oscillating. After looking at it and noting the wild construction, the instructor remarked, “A better question would be why …read more Continue reading EMC Tutorial Puts You in the Loop
I’m always amazed that technology can totally wipe out industries. Sure, some people make a living making horseshoes, for example, but the demand for them is way down compared to …read more Continue reading Tech in Plain Sight: Air Conditioning
Inspired by his CNC’s leveling system, [Chuck] built a small PCB to help level his 3D printer and he shares the details in the video you can see below. The …read more Continue reading 3D Printer Bed Probing Using a Tact Switch and Coin Cell
When you think of slicers for FDM 3D printing — especially free slicers — you probably think of Cura, Slic3r, or PrusaSlicer. There are fans of MatterControl and many people …read more Continue reading SuperSlicer Reviewed: Another 3DP Slicer?
You could argue that the project to add a round screen to a Raspberry Pi from [YamS1] isn’t strictly necessary. After all, you could use a square display with a …read more Continue reading Tackle the Monkey: Raspberry Pi Gets Round Screen
Halloween is right around the corner and just about every Halloween project needs some kind of motion sensor. Historically, we’ve used IR and ultrasonic sensors but [Makers Mashup] decided to …read more Continue reading ESP32-Cam Makes a Dandy Motion Detector
[Noel’s Retro Lab] has looked at retro chip testers before, but in a recent video you can see below he’s looking at the Chip Tester Pro, a preassembled chip tester …read more Continue reading Chip Tester Knows if Your Old Chips are Working
[Matterhackers] has a nice video tutorial on using vacuum forming to create plastic items. Sure, you have a 3D printer, but vacuum forming has some advantages if you are making …read more Continue reading Vacuum Forming with 3D Printed Buck Tutorial
What’s round, has what looks like a vacuum tube in the center, and was made in the 1950s by HP? We don’t know either, but [The Signal Path] restored one …read more Continue reading Mystery HP Gear Teardown
As much as some of us don’t like it, building things for real requires some mechanical component. Maybe it is something as simple as an enclosure or even feet for …read more Continue reading Mechanical Linkage CAD for Everyone