Anyone can build a phased array radar with WiFi antennas and pegboard ... and without moving parts. Gregory L. Charvat makes his own phased arrayed devices, is the author of Small and Short ...

We now see Multiple-Input Multiple-Output (MIMO) antenna systems on WiFi routers. Soon phased array weather radar systems will help to predict the weather and keep air travel safe, and phased ...

Doppler radar is an important tool meteorologists use to track where thunderstorms are occurring, how intense they are, and ...

The near-$900 million structure, operated by the U.S. Missile Defense Agency (MDA), is by far the largest phased-array radar system on ... are produced by tiny antennas called radiating elements.