The heart of the operation is the phased-array radar, whose beam is steered electronically instead of with a movable dish.

The Sprint was controlled by ground-based radio command, which tracked the incoming reentry vehicles with phased-array radar and guided the missile to its target.

The phased-array radar in the nose received Toad's attention next.

According to American military experts, phased-array radars for space tracking in the Northern Hemisphere point due south.

Active phased-array radar may not have this limitation.

This was again upgraded to allow the phased-array radars of modern ships to guide the Sparrow directly, removing the need for the relatively large illuminators.

This large, single-faced, phased-array radar was the most powerful ever built.

The class uses phased-array radar and was originally planned as a class of destroyers.

Research during this time included examining different materials for aircraft structure, phased-array radar, and improved power plants.

Track while scan radars became possible with the introduction of two new technologies: phased-array radars and computer memory devices.