For those who grew up with a cell phone in their hand, it might be difficult to imagine a time...
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In a recent article in Elektor magazine, describes the construction and software for an ESP32 walkie-talkie system that uses ESP-NOW for the...
How do you convert an old cockpit instrument into a clock? Easy: just build a circuit that convinces it it’s...
While vacuum electronic devices have largely been superseded over much of consumer electronics, there’s one place where they can still...
What do you need to make a radio transmitter? There are builds that work with just a couple of transistors....
When you think of directional ham radio antennas, you probably think of a Yagi, cubical quad, or a log-periodic antenna....
There are a bunch of ways to estimate the age of a radio amateur, by the letters in their callsign,...
In a world increasingly reliant on technology, a pressing question arises: can our dependence on gadgets, particularly mobile phones, be...
Sustained radio emissions originating from high over a sunspot are getting researchers thinking in new directions. Unlike solar radio bursts —...
There’s a mystique among both audiophiles and musicians about vacuum technology, thus having a tube amp still carries a bit...
Like many people spent a lot of time in the 1970s listening to shortwave radio. While you often think of...
This beautiful little radio may look like an art deco relic from a hundred years ago, but it is actually...
A newly licensed amateur radio operator’s first foray into radios is likely to be a VHF or UHF radio with...
Engineers tend to worry about uptime, whether it’s at a corporate server farm or just our own little hobby servers...
When most people think of tube circuits, the first thing that comes to mind is often the use of high-voltage...
If you’d have asked us for odds on whether you could successfully turn a canned ham into an amateur radio...
Before the Internet, if you wanted to hear news from around the world, you probably bought a shortwave receiver. In...
You never know when you’ll be called upon to your way out of an emergency. We can’t imagine what kind...
Ceiling clocks were a bit of a thing back in the days when clock radios were a fixture of nightstands....
The Great American Eclipse was a solar eclipse that passed nearly the entire continental United States back in 2017. While...
We cover all manner of stories here at Hackaday, including awesome hardware hacks, the latest trends and inventions, and in-depth...
One of amateur radio’s many interests comes in portable operation, taking your radio to an out of the way place,...
If you have a fondness for old and unusual ham gear, has a great video (see below) about a Robot slow...
If you’ve ever wondered why something like a radio or a TV could command a hefty fraction of a family’s...
For amateur radio operators, the quest for the perfect antenna never seems to end. Perhaps that’s because our requirements are...
