Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

It's amazing what you can do with an ESP32 (or two).

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...

US company TrellisWare Technologies began delivery of its TW-145 Digital Radio Heads – externally mounted VHF/UHF software-defined radios (SDRs) for vehicles – in ...

DAB reception problems can be caused by many things. It is often a process of elimination to find the cause. If the sound begins to burble or cut out altogether or you have lost a radio station it is ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Ham radio enthusiasts can hop on the air during the Longmont Amateur Radio Club’s annual Summer Field Day this weekend. Held ...

Amateur radio operators invite the public to learn about emergency communications at a Field Day event in Big Flats.

Community radio once helped villagers survive Indonesia's volcanic eruptions. Today, smartphones and social media bring both faster warnings and new challenges.

Each week, Marion Technical College shares MarionMade! stories of our many wonderful people, places, products and programs in the greater Marion community. To read more positive stories of Marion, or ...

During the event, participants establish temporary broadcasting stations in their homes, parks, schools — anywhere they can ...

Last week, Mali’s media regulator silenced one of the country’s few remaining public forums, the popular radio phone-in show, Allô Klédu.