Quote Originally Posted by jojohnson9 View Post
The large center display is not a radar indicator. It is a device that showed the aircraft movement when tracking a submarine. A stylus inside moved against the back of special paper and literally scratched a visible line indicating the planes movements. I don't remember the name or the designation of it...it's been almost fifty years since I had to work on one (SP-2E and P-3B). But I do remember that keeping the stylus properly mounted to the strings that drove it was a real pain. Changing the special paper was easy for some, but I seemed to have a knack for screwing it up.
Thanks for the reply (and hands-on experience remarks). Definitely not a radar screen.

Until we can track an object on the surface or underwater (P3D?) it's just going to stare back at you.