Keywords: lockheed orion buno 150521 buno150521 150521 vehicle aircraft airplane outdoor Pacific Missile Test Center NP-3D (BuNo 150521) at Pt Mugu, October 1988. This was the second aircraft modified with the "Billboard" for the Extended Area Test System (EATS) radar in 1979. Photographed by Michael Grove. Repository: San Diego Air and Space Museum Archive Pacific Missile Test Center NP-3D (BuNo 150521) at Pt Mugu, October 1988. This was the second aircraft modified with the "Billboard" for the Extended Area Test System (EATS) radar in 1979. Photographed by Michael Grove. Repository: San Diego Air and Space Museum Archive |