A few weeks back, we reported on a research group that figured out how to measure heartrate using perturbations in WiFi signals. [Nick Bild] was interested in this so-called “Pulse-Fi” ...

It’s a story that got its start in the late 1800’s when German scientist Heinrich Hertz discovered the existence of ...

Abstract: Radio Frequency Fingerprint Identification (RFFI) has inspired numerous device authentication methods. However, the impact of receiver impairments on transmitter fingerprinting has not been ...

Since the middle of the 1970s, radio enthusiasts have been fascinated and perplexed by an odd buzzing signal that keeps repeating on the frequency of 4625 kHz. It has no known operator, no official ...

Russia's mysterious 'Doomsday Radio' came to life on Monday, sending out two cryptic voice messages to unknown listeners. The Cold War-era shortwave station has been broadcasting a continuous, ...

It’s hard to nitpick a defense that was as dominant as the Eagles’ last year. They consistently shut down opponents and were exceptional by the end of the season. Still, even the best defenses evolve, ...

Back in the day, the RT-70 radio telescope used to explore Mars and Venus, but after the illegal annexation of Crimea, russia turned it into an important military tool The russian occupation forces in ...

RTL FM Player is a small tool to listen FM stereo radio by using a compatible RTL DVB-T dongle. Is a console application that runs on Linux and Windows, all commands like changing stations and ...

Abstract: Radio frequency fingerprint identification (RFFI) is an emerging device authentication technique, which exploits the hardware characteristics of the RF front-end as device identifiers. The ...

This document is aimed at the Arduino developers, radio experimenters, hobbyists and anyone interested in building a receiver based on the Si473X IC family from Silicon Labs. This project is about an ...