What is a high-frequency radar? High-frequency or HF radar is a shore-based remote sensing system used to measure offshore water surface currents by sending a low-power electromagnetic pulse over the ...

If you’re partial to browsing AliExpress, Banggood, or eBay for unusual hardware, you may have seen the HB100 Doppler Radar modules. These are a PCB with a metal can on board, and their reverse side ...

For years, coastal cities across the Lower 48 have been using high-frequency radar systems to monitor and track ocean currents. Now, the University of Alaska Fairbanks (UAF) College of Fisheries and ...

For as long as small, hidden radio transmitters have existed, people have wanted a technology to detect them. One of the more ...

A radar-safety system for autos works at 5.8 GHz rather than 24 or 77 GHz as is the case in other systems. The lower frequency allows use of much cheaper components than alternative radar reversing ...

A radar in Satellite Beach and a road in Osceola County have cut through the heart of Florida's land conservation promises, environmental activists say. A panel that governs how certain state ...

As Great Lakes water levels rise to record heights, remotely monitoring currents and waves grows in importance. The currents of the Straits of Mackinac are known for their volatility; they have for ...