Abstract: In this paper, a software-defined radio (SDR) based transceiver system is designed and implemented on the system-on-chip (SoC) platform, which consists of a high-speed Arm embedded processor ...

I love radio, particularly when it bleeds into signals intelligence. Since the onset of the sweeping power grid blackouts across the Iberian Peninsula and into Western Europe, I’ve been surfing the ...

Once upon a time, ham radio was all about CW and voice transmissions and little else. These days, the hobby is altogether richer, with a wide range of fancy digital data modes to play with. [KM6LYW ...

kv4p HT is an open-source hardware VHF or UHF radio designed to plug into the USB-C port of an Android smartphone and turn it into a handheld ham radio transceiver. It’s based on an ESP32 wireless ...

The MarketWatch News Department was not involved in the creation of this content. Paris, France--(Newsfile Corp. - July 23, 2025) - Sequans Communications S.A. (NYSE: SQNS), a pioneer in adopting ...

Abstract: Microwave transceivers play a crucial role in microwave breast screening systems, significantly influencing the final product performance, cost, and form factor. This article presents a ...

When I was a kid living near Grantsville, West Virginia, some of my neighbors were into amateur ham radio. I found their analog electronics and antennas and their mastery of Morse code fascinating.

In 1972, Martin Jue was a young entrepreneur who decided to use his electrical engineering expertise to start a new business, MFJ Enterprises, in Starkville, his adopted hometown. The cottage industry ...

When Helene swept across the Southeast on Sept. 27, including Western North Carolina, cell phones and internet-based communication became unusable. People still needed a way to talk — to check on ...

Casey Freund of Thermopolis, Wyoming, goes by the call sign KC7E, but that’s not his TikTok handle. He’s one of the few who don’t need Wi-Fi or smartphones to keep in touch with civilization. He’s a ...