In the 1980s, an oscilloscope was typically a bulky affair with a large CRT, and a heavy power supply. So...
Hackaday
Magnetic loop antennas are great if you are limited on space since they are just a potentially small loop of...
Multimeters are indispensable tools when working on electronics. It’s almost impossible to build any but the most basic of circuits...
If you have a Raspberry Pi connected to an LED matrix, you might think about creating a simple oscilloscope. Of...
Computers connected to networks are constantly threatened by attackers who seek to exploit vulnerabilities wherever they can find them. This...
If you enjoy old military hardware, you probably know that Harris made quite a few heavy-duty pieces of radio gear. ...
The Buzzer, also known as UVB-76 or UZB-76, has been a constant companion to anyone with a shortwave radio tuned...
Yagi-Uda antennas, or simply “Yagis”, are directional antennas that focus radio waves to increase gain, meaning that the radio waves...
When we first saw this 1944 US Office of Education film about hand soldering, we figured it might still have...
If you look up at the night sky in a dark enough place, with enough patience you’re almost sure to...
After passing an exam and obtaining a license, an amateur radio operator will typically pick up a VHF ratio and...
The amateur radio community often gets stereotyped as a hobby with a minimum age requirement around 70, gatekeeping airwaves from...
With a UHF antenna, it is easy to rotate a directional antenna to find the bearing to a transmitter. But...
Some of the daily normalities of life in the Cold War seem a little surreal from our perspective in 2023,...
Those who have worked with high voltage know well enough that anything can be a conductor at high enough voltages....
Almost all of modern society is built around various infrastructure, whether that’s for electricity, water and sewer, transportation, or even...
As any radio amateur will tell you, the world of radio abounds with exciting possibilities. Probably the simplest pursuit of...
For a device advertised as the “Multi-tool Device for Hackers”, the Flipper Zero already offers a considerable list of onboard...
Thanks to its high orbital inclination, the International Space Station (ISS) eventually passes over most inhabited parts of the Earth....
A long-running story in the world of electronic security has been the reconstruction of on-screen data using RF interference from...
While there’s little in the way of hard rules dictating what constitutes a cyberdeck, one popular opinion is that it...
Our smartphones have become our constant companions over the last decade, and it’s often said that they have been such...
Radio amateurs often have a love-hate relationship with home-made inductors, sharing all kinds of tips and tricks as to how...
When it comes to SDR, you can usually find cheap products that receive and expensive products that can also transmit....
In the 1950s, computers were, for the most part, ponderous machines. But one machine offered a glimpse of the future....
