Collaborate Disseminate
Sometimes you need to create a satellite navigation tracking device that communicates via a low-power mesh network. [Powerfeatherdev] was in just that situation, and they whipped up a particularly compact …read more Continue reading Tiny LoRa GPS Node Relies on ESP32
Glass! It’s, uh, not very conductive. And sometimes we like that! But other times, we want glass to be conductive. In that case, you might want to give the glass …read more Continue reading How To Make Conductive Tin Oxide Coatings On Glass
The Commodore 64 was quite a machine in its time, though a modern assessment would say that it’s severely lacking in the graphical department. [Vossi] has whipped up a bit …read more Continue reading C64 Gets a Graphics Upgrade Courtesy Of Your Favorite Piano Manufacturer
You could write your microcontroller code on your desktop PC, or you could do it on your laptop on the go. Or, if you want to get really portable about …read more Continue reading Easily Program RP2040 Boards With Your Android Device
When it comes to Nixie tubes, the most common usage these days seems to be in clocks. That has people hunting for the numerical version of the tubes, which are …read more Continue reading Symbolic Nixie Tubes Become Useful For Artistic Purposes
Need to do some real fine power consumption measurements? [Gero Müller] was in that exact situation, and wasn’t happy with the expensive off-the-shelf tools for doing the job. Thus, he …read more Continue reading A Power Supply With Ultra High Resolution Current Measurement Built In
[Benn Jordan] had an idea. He’d heard of motion amplification technology, where cameras are used to capture tiny vibrations in machinery and then visually amplify it for engineering analysis. This …read more Continue reading Building A Sound Camera For Under $400
Here’s the thing about radio signals. There is wild and interesting stuff just getting beamed around all over the place. Phrased another way, there are beautiful signals everywhere for those …read more Continue reading Supercon 2023: Receiving Microwave Signals from Deep-Space Probes
You consider yourself a power user. You’ve got lots of files, and damn it, you like to keep them backed up. Around a decade ago, you gave up on burning …read more Continue reading Meet The Optical Data Format You’ve Never Heard Of Before
There are a great many organizations out there, all with their own intentions—some selfish, some selfless, some that land somewhere in between. Most would put the Internet Archive in the …read more Continue reading The Internet Archive Has Been Hacked