Collaborate Disseminate
There are many ways to build a radio receiver, but most have a few things in common, such as oscillators, tuned circuits, detectors, mixers, and amplifiers. Put those together in …read more Continue reading All-Band Receiver Lets You Listen to All the Radio at Once
Although ham radio can be an engaging, rewarding hobby, it does have a certain reputation for being popular among those who would fit in well at gated Florida communities where …read more Continue reading Custom Firmware Adds Capabilities to Handie Talkie
You know how you can fall down a rabbit hole when you start on a project? [Fabian Bräunlein] and [Luca Melette] were looking at a box on a broken streetlamp …read more Continue reading 38C3: Taking Down the Power Grid Over Radio
Ham radio enthusiasts, people looking to borrow their neighbors’ WiFi, and those interested in decoding signals from things like weather satellites will often grab an old satellite TV antenna and …read more Continue reading Handheld Satellite Dish is 3D Printed
Analog radio broadcasts are pretty simple, right? Tune into a given frequency on the AM or FM bands, and what you hear is what you get. Or at least, that …read more Continue reading Subchannel Stations: The Radio Broadcasts You Didn’t Know Were There
On December 11th, the FCC announced that the band around 6GHz would be open to “very low-power devices.” The new allocation shares space with other devices already using these frequencies. …read more Continue reading The 6GHz Band Opens in the US
At the time of its construction in the 1950s, the Dwingeloo Radio Observatory was the largest rotatable telescope in the world with a dish diameter of 25 meters. It was …read more Continue reading Amateur Radio Operators Detect Signals from Voyager 1
If you’re a fan of the Fallout series of games, you’ve probably come across a Radiation King radio before. In the game, that is, they don’t exist in real life. …read more Continue reading Creating A Radiation King Radio In The Real World
It might come as a surprise to some that IEEE, the Institute for Electrical and Electronics Engineers, does more than send out mailers asking people to renew their memberships. In …read more Continue reading Pushing 802.11ah to the Extreme with Drones
Do you remember the fourth-place winner in the 2022 Hackaday Prize? If it’s slipped your mind, that’s okay—it was Boondock Echo. It was a radio project that aimed to make …read more Continue reading 2023 Hackaday Supercon: One Year of Progress for Project Boondock Echo