Insight and news on all things RF
The 433 MHz ISM band is one of the most chaotic, congested, and fascinating corners of the RF spectrum. Spanning 433.05 to 434.79 MHz in most ITU regions, this unlicensed frequency range was originally designated for industrial, scientific, and medical […]
GaN Radar System: How It Powers America’s Missile Defense in Alaska In the heart of Alaska, at Clear Space Force Station, stands one of the most powerful radar systems ever built—the Long Range Discrimination Radar (LRDR). It plays a critical […]
On June 6, 2025, NOAA-18 was officially decommissioned after nearly 20 years in orbit. A critical transmitter failure ended its ability to send data, marking the close of a long career in global weather and climate monitoring. Users are now directed to rely on newer satellites like NOAA-20 and NOAA-21 for continued Earth observation.