Photographer Julian Elnasser spotted the two aircraft over Death Valley earlier this year. The secretive RAT55 NT-43A is ...

Antenna and "Radar Cross Section" measuring system based on the "Dual Reflector Compact Range" principle in a shielded room lined with microwave absorbers (24 m x 11.7 m x 9.7 m). Measuring range from ...

India's air defense receives a boost with the delivery of the first indigenous Surya VHF radar to the Indian Air Force in ...

"There’s a sophisticated term called ‘radar cross section’ and that really comes down to what is that material made of, how fast is it moving, what altitude it’s at, etc." Kris Brost ...

In the experiment, a DJI Phantom 4 Pro drone was used to simulate an invisible aircraft. The drone’s radar cross-section looked like a real stealth fighter jet’s trail. But instead of relying on ...

Taking a DJI Phantom 4 Pro drone – about the size of a bird and with a radar cross-section comparable to that of a stealth fighter – the team launched it off the coast of Guangdong.

“The satellite is mainly used for ground radar equipment calibration and radar cross section (RCS) measurement,” Chinese state media reported. “It will provide support for ground optical ...

"There's a sophisticated term called 'radar cross section' and that really comes down to what is that material made of, how fast is it moving, what altitude it's at, etc." Brost said the radar ...