If you used the internet at home a couple of decades or more ago, you’ll know the characteristic sound of...
Hackaday
For those living in the continental US who, for whatever reason, don’t have access to an NTP server or a...
The flow battery is one of the more interesting ideas for grid energy storage – after all, how many batteries...
We did explicitly ask for projects that use a 555 timer for the One Hertz Challenge, but we weren’t expecting...
When you first get your hands on an old piece of equipment, regardless of whether it’s an old PC or...
Out on Maui, desired to keep track of local ocean conditions. The easiest way to do that was by having...
In 1983, the Lisa was supposed to be a barnburner. Apple’s brand-new computer had a cutting edge GUI, a mouse,...
It’s a well-known factoid that batteries keep getting cheaper while capacity increases. That said, as with any market that is...
The human eye’s color perception is notoriously variable (see, for example, the famous dress), which makes it difficult to standardize...
USB-C has enabled a lot of great things, most notably removing the no less than three attempts to plug in...
Here’s something fun from our hacker : Software Defined ROMs. In this series of three videos, runs us through what...
The MOS Technology 6502 is a microprocessor which casts a long shadow over the world of computing. Many of you...
Lightning is a powerful force, one seemingly capable of great destruction in the right circumstances. It announces itself with a...
managed to find a professional FAA-certified flight simulator at an auction (a disassembled, partial one anyway) and wondered, what would...
Today in the submersibles department our hacker wrote in to tell us about their submarine project. This sub is made...
The switch from analog telephone exchanges to a purely digital network meant a revolution in just about any way imaginable....
Many people who get analog electronics still struggle a bit to design oscillators. Even common simulators often need a trick...
Our hacker wrote in to let us know about a video he put together to explain the design of his...
had an ancient HP 545A logic probe, which was great for debugging SMT projects. The only problem was that being...
When asked ‘what makes you tick?’ the engineers at Vacheron Constantin sure know what to answer – and fast, too....
When we do textbook analysis, we tend to ignore the real-world concerns for the sake of learning. So, a typical...
For as mysterious, fascinating, and beautiful as lightning is at a distance, it’s not exactly a peaceful phenomenon up close....
Film maker wrote in to let us know about his recent documentary: Before Macintosh: The Apple Lisa. The documentary covers...
The inside of this AF117 transistor can was a thriving whisker ecosystem. (Credit: Anthony Francis-Jones) AF114 germanium transistors and related...
submitted their Ham Radio foxhunt transmitter project for the 2025 One Hertz Challenge. This is a clever Spartan build. In...
