Squarehead makes exactly this product: http://www.sqhead.com http://www.sqhead.com It's used my military & events for drone tracking by sound, and concert venu

Squarehead makes exactly this product: http://www.sqhead.com http://www.sqhead.com It's used my military & events for drone tracking by sound, and concert venues for seeing where sound leaks out to the surrounding neighborhood. (Among other uses) Edit: Their example screenshot is even showing an engine block overlaid with acoustic output of the components: http://static1.1.sqspcdn.com/static/f/1431009/18268254/1337339694793/AcousticCam_screenshot_450px.png?token=8gWfc9vn92Pg2czimKMvquvmTvs%3D http://static1.1.sqspcdn.com/static/f/1431009/18268254/13373...