Search
Displaying 271 to 280 of 315 items.
… into existing airport GIS systems. BIRDAR’s scanning antenna achieves 0.5-degree resolution in one dimension and … five-degree beam can be scanned using a stepper motor. The antenna can be rotated by 90 degrees so that the narrow beam … BIRDRAD unit was also equipped with a 24-inch parabolic antenna (four-degree beam width). Unlike open array antennas, …
1.728