Although ham radio offers a wide array of bands to transmit on, not to mention plenty of modes to communicate with, not ...

For cloud-based operations, Josh Bohn recommends a reliable backup, such as an LTE or robust satellite connection.

Here are several of the top Bluetooth FM transmitters for cars that are the among the best on the market for different use cases.

As drones have risen to prominence on the battlefield, so too has electronic warfare, in which adversaries attempt to mask, ...

A mysterious shortwave radio signal that has puzzled intelligence agencies and amateur radio enthusiasts for decades has once again broadcast a new coded message—one that experts and hobbyists alike ...

Marked on front panel plate: "Type CG 1410 / Vacuum Tube Transmitter / For Type SE-1370 / Aircraft Radio Equipment / Wavelengths 507-600-800-975 Meters / Made for Navy Dept. (BU. ENG.) / by General ...

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 ...

DJI has announced its latest wireless lavalier microphone, the DJI Mic 3. The new device combines the compactness of the Mic Mini, which was released less than a year ago, with the functionality and ...

Marked: "Radio Receiver / Type 998 SE / Serial No. 39N / [lambda] 50-600 meters / Made for Bureau of Steam / Engineering by National Electric / Supply Co., Washington DC. / Req. No. 553SE Cont. No.

For decades, computing followed a simple rule: Smaller transistors made chips faster, cheaper, and more capable. As Moore's law slows, a different limit has come into focus. The challenge is no longer ...

Tai Tsui, 77, has been repairing electronics in Eugene for 42 years, specializing in vintage radios. Due to decreasing prices and increasing complexity, fewer people repair electronics, making Tsui's ...

What if you could broadcast signals across the globe using just a credit-card-sized computer and a handful of components? It might sound like a scene from a sci-fi novel, but with a Raspberry Pi and ...