Fair warning: if you’re going to try to mold uranium glass in a microwave kiln, you might want to not later...
Hackaday
Most ham radio operators will build an antenna of some sort when they first start listening or transmitting, whether it’s...
Noise is all around us, and while acoustic noise is easy to spot using our ears, electronic noise is far...
Have you ever felt the options for Morse code communication were too limited? Well, look no further than ’s open source...
As NFC chips proliferate, so do the antennas they require for operation, and since many NFC-enabled items are single-use, this...
We’ve all picked up a radio and switched it on, only to hear an awful scratchy noise emitting from the...
In our surface-mount age, it’s easy to be jaded about miniaturization. We pretty much expect every circuit to be dimensionally...
In the 1980s, an oscilloscope was typically a bulky affair with a large CRT, and a heavy power supply. So...
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...
