Collaborate Disseminate
Ideally, if you are going to transmit, you want a properly-tuned resonant antenna. But, sometimes, it isn’t practical. [Ham Radio Rookie] knew about random wire antennas but didn’t want a …read more Continue reading Random Wire Antenna Uses No Wire
As far as hobbies go, ham radio tends to be on the more expensive side. A dual-band mobile radio can easily run $600, and a high-end HF base station with …read more Continue reading Few Things Are Cheaper than This Antenna
Here’s the thing about radio signals. There is wild and interesting stuff just getting beamed around all over the place. Phrased another way, there are beautiful signals everywhere for those …read more Continue reading Supercon 2023: Receiving Microwave Signals from Deep-Space Probes
Watch out, Gen X-ers — there’s a nostalgia overload heading your way, courtesy of this over-the-air TV simulator. And it has us feeling a little Saturday morning cartoon-ish, or maybe …read more Continue reading Broadcast TV Simulator Keeps the Nostalgia Flowing
The Hackaday comments section is generally a lively place. At its best, it’s an endless wellspring of the combined engineering wisdom of millions of readers which serves to advance the …read more Continue reading Is That Antenna Allowed? The Real Deal on the FCCs OTARD Rule
There’s a joke in the world of radio that all you need for a HF antenna is a piece of wet string, but the truth is that rudimentary antennas rarely …read more Continue reading A Simple But Effective Receiving Loop Antenna
There’s an old saying in the amateur radio community that when it comes to antennas all you need is a piece of wet string. This may be a little fanciful, …read more Continue reading You’ve Got The Portable Radio, Now What About The Antenna?
It’s said that “Golf is a good walk spoiled,” so is attaching an amateur radio to a bike a formula for spoiling a nice ride? Not according to [Wesley Pidhaychuk …read more Continue reading Going Ham Mobile on a Bicycle
When you buy a cheap ham radio handy-talkie, you usually get a little “rubber ducky” antenna with it. You can also buy many replacement ones that are at least longer. …read more Continue reading VHF/UHF Antennas, the Bad, the Ugly, and the Even Worse
Like most waves in the electromagnetic spectrum, radio waves tend to bounce off of various objects. This can be frustrating to anyone trying to use something like a GMRS or …read more Continue reading DIY Passive Radar System Verifies ADS-B Transmissions