Scientists from the Polytechnic Institute of Novgorod State University, together with colleagues from a number of Chinese ...

Due to its large dynamic range, the decibel is a useful unit of measure and is used in various applications, mainly in the ...

New artificial intelligence technology could soon help enhance security at local school districts with the help of WiFi ...

Wi-Fi works through radio waves, multiple frequency bands, and sensing tech. It can enable smart homes but also introduces ...

No one thinks about the old Emergency Broadcast Signal anymore. It feels like a relic of another era. But the frequencies ...

Earth is surrounded by a radio field caused by very low-frequency waves. This field pushes away the Van Allen Belts, a ...

The classic Schmitt-trigger-based RC oscillator is "hacked" and analyzed using the simulation software QSPICE.

The US-led battle against cargo ships off the coast of Venezuela, and Ukraine’s attacks on Russian vessels have brought to light an illegal industry of ‘shadow’ ships ...

Thanks to their agility and resilience, software-defined radios can provide a capable first line of defense against threats ...

Physicists have finally confirmed a phenomenon that sounds like pure science fiction: waves that appear to bounce off a ...

Astronomers searching for signs of life beyond Earth have spotted something strange. An as-yet unexplained radio signal appears to be coming from the direction of the star closest to the sun—a small ...