The inability of the U.S. government to definitively identify the aircraft in the recent incidents, however, has some people wondering, why can’t they?

Above: An aircraft-mounted, two-axis scanner for a Doppler lidar to study complex wind patterns found around wildfires in complex terrain or near the coast. Top Image: Team members from left to right: ...

Offered by Astronics AES, a wholly owned subsidiary of Astronics, the new unit converts variable frequency power sources to constant 400Hz power to protect sensitive aircraft electronics from ...

These frequencies are close to the ones used by radio altimeters on aeroplanes, which measure the height of the aircraft above the ground, and also provide data for safety and navigation systems.

Thus, the scanner can be deployed for many diverse tasks and isn’t limited by the shape or size of the sample. Backscattering results. “Until now, CT scans for aircraft were limited to parts that ...

The inability of the U.S. government to definitively identify the aircraft in the recent incidents ... with drones from a distance using radio frequency signals. Radio frequency signals are ...