Collaborate Disseminate
Contactless payment by means of NFC-enabled bank cards has made our everyday transactions far more convenient over the last decade, but there still remains the tedious task of finding the …read more Continue reading An NFC Antenna Ring With A Chip As Its Jewel
NFC tags are a frequent target for experimentation, whether simply by using an app on a mobile phone to interrogate or write to tags, by incorporating them in projects by …read more Continue reading NFC Performance: It’s All In The Antenna
In many parts of the world, days after a good rainfall, it’s fairly common to see various species of mushrooms popping up out of the ground. These mysterious organisms aren’t …read more Continue reading Add Mycelium To Your Mesh Networks
It’s one thing to speculate about what’s happening with the Mars helicopter Ingenuity, but it’s another to get an insider’s view on recent flight problems. As we previously reported, Ingenuity …read more Continue reading Hackaday Links: October 3, 2021
If there’s one instrument that hams and other radio enthusiasts covet, it’s the venerable Bird 43 Thruline wattmeter. The useful RF tool has barely changed in the nearly 70 years …read more Continue reading Homebrew Wattmeter Pays Homage to Sturdy Original
Every time we see a dispatch from [Mr. Carlson], we imagine it is being beamed from his orbital station packed full of vintage radio gear. We are certain the reality …read more Continue reading A 3-6-9 Antenna Pulls in the Signals
The last thing an astronaut or cosmonaut on the International Space Stations wants to hear from one of their crewmates is, “Do you smell plastic burning?” But that’s apparently what happened …read more Continue reading Hackaday Links: September 12, 2021
[VK3YE] knows there are at least two things wrong with the cheap antennas you get with most SDR dongles. First, they are too short. You’d like to have enough to …read more Continue reading Improving Cheap SDR Antennas
Dipoles are a classic builder’s antenna, after all they are usually little more than two pieces of wire and a feedline. But as [Rob] shows us in the video below, …read more Continue reading A Cheap Dipole Antenna from an Extension Cord
We don’t normally embrace the supernatural here at Hackaday, but when the topic turns to the radio frequency world, Arthur C. Clarke’s maxim about sufficiently advanced technology being akin to …read more Continue reading New Video Series: Learning Antenna Basics with Karen Rucker