Making the Bullet Louder: New "3-D Audio" Gives Pilots a Multisensory Heads-Up

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Military Helicopter

It’s the bottom of the ninth, the batter hits a foul ball into the crowd and someone yells, “Look out!” The first reaction of a spectator in danger is to look toward the person yelling, not the ball.

But what if the ball itself made noise? A new “3-D Audio” system for military pilots does exactly that, alerting aviators to the exact direction and type of threat coming toward them. The same system also makes radio channels sound like they’re coming from different directions, helping pilots better monitor radio traffic.

The technology from Raytheon solves a serious problem for warfighters, said J.D. Hill, a program engineer for