The increasing dominance of lithium cells in the market place leave our trusty NiMH cells in a rough spot. Sure,...
hackaday
In the global game of nuclear brinksmanship, secrets are the coin of the realm. This was especially true during the...
It is well known that pictographic languages that use Hanzi, like Mandarin, are difficult to work with for computer input...
Just because you are paranoid doesn’t mean people aren’t out to get you. Do you think your soldering iron is...
Calendar aging of NMC Li-ion cells at 50 ℃ at various SoCs. (Credit: Wiljan Vermeer, IEEE, 2021) With batteries being...
Old parts such as EPROMs will often find themselves for sale on sites such as eBay, where they are sometimes...
When we talk about HDTV, we’re typically talking about any one of a number of standards from when television made...
This summer, we saw the WHY (What Hackers Yearn) event happen in Netherlands, of course, with a badge to match....
These days just about any battery storage solution connected to PV solar or similar uses LiFePO4 (LFP) batteries. The reason...
It’s rather amazing how many electronic components you can buy right now are not quite the genuine parts that they...
Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you...
Friends, I’ve gotten myself into a pickle and I need some help. A few years back, I decided to get...
Sometimes it makes sense to go with plain old batteries and off-the-shelf PVC pipe. That’s the thinking behind ’s clever...
When you think of a radio telescope, you usually think of a giant dish antenna pointing skyward. But built Wavy-Scope,...
The fact that there exist in our world flat rocks that make lightning when you point them at the sun...
While some of us may have learned C in order to interact with embedded electronics or deep with computing hardware...
bought a cheap arbitrary waveform generator and noted that it only had a two-pin power cord. That has its ups...
Repairing vintage computers is bread-and-butter for many of us around here. The machines themselves tend to be fairly fixable, assuming...
Has anyone noticed that news stories have gotten shorter and pithier over the past few decades, sometimes seeming like summaries...
We think of radios as audio devices, but for people who are visually impaired, it can be difficult to tell...
As Ethernet became the world-wide standard for wired networking, there was one nagging problem. You already have to plug in...
The first transistors were point contact devices, not far from the cats-whiskers of early radio receivers. They were fragile and...
If I’m honest with myself, I don’t really need access to an off-grid, fault-tolerant, mesh network like Meshtastic. The weather...
The familiar five volts standard from back in the TTL days always struck me as odd. Back when I was...
When taking pictures of the night sky, any noise picked up by the sensor can obscure the desired result. One...
