Collaborate Disseminate
The proliferation of software-defined radio (SDR) technology has been a godsend for RF hobbyists. SDR-based receivers and transmitters have gotten so cheap that you’ve probably got a stick or two …read more Continue reading Bringing Some Discipline to an SDR Transmitter
In the ham radio trade, gear such as the old Drake units [Dr. Scott M. Baker] has in his radio shack are often referred to as “boat anchors.” It refers …read more Continue reading Boat Anchor Twins Get a Little Digital Help Staying on Frequency
We’ve said it before and we’ll say it again: the best part about holding an amateur radio license is that it lets you build and use your own transmitting equipment. …read more Continue reading Retro and New Tech Combine in this Hybrid Ham Transmitter
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
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
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
Amateur radio operators have a saying: When all else fails, there’s ham radio. And that’s true, at least to an extent — knock out the power, tear down the phone …read more Continue reading Hackaday Links: August 1, 2021
It’ll be Pi Day when this article goes live, at least for approximately half the globe west of the prime meridian. We always enjoy Pi Day, not least for the …read more Continue reading Hackaday Links: March 14, 2021
Artificially constrained designs can be among the most challenging projects to build, and the most interesting to consider. The amateur radio world is no stranger to this, with homebrew radio designs that set some sort of line in the sand. …read more
Continue reading Getting On the Air With a 10-Minute-ish Ham Transmitter
The amateur radio community has exploded with activity lately especially in the software-defined radio (SDR) area since it was found that a small inexpensive TV tuner could be wrangled to do what only expensive equipment was able to do before. …read more
Continue reading Monitor SpaceX Rocket Launches With Software-Defined Radio