These days, it’s possible to cram a whole lot of radio functionality into a very compact device. A great example...
Hackaday
We’ve yet to find any definitive evidence that there’s biological life on present-day Mars, but to say it’s a dead...
When you think of wartime cryptography, you probably think of World War II and Enigma, although there were other famous...
DCF77 is a German VLF transmitting station that broadcasts a time signal across Europe on 77.5 kHz. Thus a common...
As Director of the Software Engineering Division at the MIT Instrumentation Laboratory, Margret Hamilton was responsible for the software for...
Apple hardware has always been proprietary, sometimes to an extreme. But that’s not to say that it’s impossible to make...
wanted to use a portable Bluetooth thermal printer to run off reports on sensor data collected by an ESP32-C3 microcontroller....
If you had an 8-bit computer in the 1980s and bought a speech synthesiser for it, what you got was...
Most of us are guilty of romanticizing the past. Do you long to be the captain of a tall ship?...
We’re at a fortunate moment: microcontrollers available at modest prices are edging into the capability level previously reserved for full-fat...
It’s been more than a year since built the first iteration of his synthetic-aperture radar (SAR) imaging drone, and he’s...
After the Orion capsule of the Artemis I lunar mission returned to Earth, it was found that massive chunks of...
Contemplate the events that might end a space mission, and you might picture something dramatic: detonation on the pad, a...
Although hard disks weren’t a common feature yet in many home computers in the 1980s, they were becoming increasingly more...
The progression of the web browser from a tool for simple static information browsing into a do-everything computing environment has...
has an in-depth look at the concept of negative resistance that goes somewhat further than one might expect. Normally, as...
There are many uninterruptible power supply (UPS) solutions for the Raspberry Pi that take the form of HATs with a...
Being able to monitor voltages and currents is essential for many applications, with the national electrical grid being no exception....
In a recent video addresses an issue discovered with the Raspberry Pi firmware, specifically how since around 2024 the firmware...
Launched in 1976, LAGEOS-1 (LAser GEOdynamic Satellite) is unusual in that it contains no instrumentation, no electronics, no power supply,...
In 1982, desktop computers were coming into their own, and no clear leaders had emerged. But everyone knew they wanted...
After getting called out in the field to troubleshoot a large PV solar installation, found himself suddenly in the midst...
Anyone whose first computing experience came in the form of an 8-bit home computer will tell you about booting straight...
Tiny capacitors in an SD card package. (Credit: Aeson Labs) A nice thing about SD cards is that even in...
It’s an unfortunate side effect of proximity to a large transmitter that the received signal can overload a receiver’s front...