An image from a camera on ESA's JUICE spacecraft captured the radar antenna snapping into place after a stuck pin finally came loose May 12. Credit: ESA WASHINGTON — A radar antenna on a ...

– The Pentagon’s Defense Advanced Research Projects Agency (DARPA) has scrapped plans to demonstrate a huge radar antenna in space, and closed down the associated research program after spending $156 ...

A traditional radar has several component layers stacked on top of each other, each with distinct tasks. The radome is the outer protective face, which must allow the radio waves to pass through ...

Let’s start off with proof. Below is an animation of a measurement of airplanes and meteors I made using a radar system that I built with a few simple easily available pieces of hardware: two $8 RTL ...

BELLEVUE, Wash., Dec. 4, 2015 /PRNewswire/ -- Echodyne Corp today announced limited availability of its first metamaterials electronically scanning array (MESA) for radar applications. Echodyne's MESA ...

ARLINGTON, Va., 21 March 2012. Shipboard radar experts at the U.S. Office of Naval Research (ONR) in Arlington, Va., are asking a select group of 18 U.S. defense contractors to turn their attention to ...

Radar observes targets in four-dimensional space: two angles (often specified as azimuth and elevation), time delay (proportional to range), and frequency (doppler shift, proportional to target radial ...

The team behind China’s J-20 fighters has outlined a radar design that redirects coverage by changing an aircraft’s flight ...

RAPTR will provide advanced surveillance and precision targeting capabilities for a wide range of missions and platforms. Credit: Northrop Grumman Corporation. The US Army has awarded a contract to ...

Raytheon has built the first radar antenna for its new lower tier air-and-missile defense sensor, a company executive said. Bob Kelley, director for business development and strategy for integrated ...