In the quest for an accurate frequency standard there are many options depending on your budget, but one of the...
Hackaday
Modern remote control (RC) radios are capable of incredible range, but they’re still only made for line-of-sight use. What if...
How do you know that your patch cables are good? For simple jumper wires, a multimeter is about all you...
Are your jellybeans getting stale? thinks so, and his guide to choosing op-amps makes a good case for rethinking what...
There are many ways to build a radio receiver, but most have a few things in common, such as oscillators,...
There’s a paradox in amateur radio: after all the time and effort spent getting a license and all the expense...
You know how you can fall down a rabbit hole when you start on a project? and were looking at...
The miniature Christmas village is a tradition in many families — a tiny idyllic world filled happy people, shops, and...
A spectrometer is a pretty common lab instrument, useful for determining the absorbance of a sample across a spectrum of...
It’s a fair bet that most of us have a ton of wireless doo-dads around the house, from garage door...
If we’ve learned anything over the years, it’s that the only thing hardware hackers love more than a device festooned...
Can you use brake cleaner for flux removal on PCBs? According to , yes you can. But should you? Well,...
Ham radio enthusiasts, people looking to borrow their neighbors’ WiFi, and those interested in decoding signals from things like weather...
had an interesting problem to solve—his girlfriend often requested Diet Coke, but yelling for one across the apartment was frustrating...
Researchers have been testing a new type of lithium ion battery that uses single-crystal electrodes. Over several years, they’ve found...
Who wouldn’t want to have a scanning electron microscope (SEM)? If you’re the person behind the ProjectsInFlight channel on YouTube, you...
The shape of an antenna can make a big difference in its performance. Researchers at the Johns Hopkins Applied Physics...
built a Pi Pico logic analyzer designed by using the original design. But he recently had a chance to test...
Playing Star Wars Outlaws sparked an idea with : why not recreate the game’s wrist communicator as a functioning gadget?...
It’s perhaps not fair, but even if you have the best idea for a compelling video, few things will make...
For home computer users, the end of the 1980s was the era of 16-bit computers. The challenge facing manufacturers of...
Does “Pix or it didn’t happen” apply to traveling to the edge of space on a balloon-lofted solar observatory? Yes,...
Each Christmas, , , and (meanwhile going by ‘the Janky Jingle Crew’)—set themselves the challenge of outdoing their previous creations....
The web browser started life as a relatively simple hypertext reading application, but over the 30+ years since the first...
Reverse engineering a payphone doesn’t sound like a very interesting project, at least in the United States, where payphones were...