[Gregory Charvat] decided to see what he could do with this old Police radar gun. It is an X-band device that broadcasts continuous waves and measures the Doppler shift as they echo back.

But, a new sort of radar gun may have us quickly singing their praises. The Virginian-Pilot reports that there's a new tool that will be able to tell officers if a driver is texting rather than ...

The first digital radar warning receiver, as it's described, will enter production and be integrated into aircraft starting later this year, despite the fact that in the meantime flight tests will ...

William Fox and John Vesecky have discovered that with a little tweaking, a run-of-the-mill radar gun can become an instrument for detecting suicide bombers. The duo found that at a specific ...

Traditional speed radar guns emit a wide radio frequency beam ... the speed of cars moving both away from and toward the receiver. The City also said police have issued 42% more tickets this ...

In 1989, at the International Players Championships in Miami, the sport debuted a device that didn’t call the serves, but timed them—a radar gun. Serve speeds like Tilden’s had been measured ...