TiaLinx, Inc.'s Eagle5-PH and Eagle5-MH hand-held and remote sensor can be deployed to address detection of tunnels, and stand-off surveillance of desired premises for motion tracking. The benefit of such a system is an agnostic operation under deteriorated environmental conditions including fog, rain and smog to address matters of Homeland Security. In addition to a multitude of applications in various areas of conflict, the system is suitable to prevent illegal human traffic.