antenna tracking
21Semi-active radar homing — Semi active radar homing, or SARH, is a common type of missile guidance system, perhaps the most common type for longer range air to air and surface to air missile systems. The name refers to the fact that the missile itself is only a passive… …
22Jerry M. Linenger — Jerry Michael Linenger NASA Astronaut Nationality American Status Retired …
23Central apparatus room — or CAR or Central machine room, are room or several rooms found at broadcast facilities. These rooms contain broadcast and broadcast IT mission critical gear necessary to broadcast and television operations. CARs usually house video routers,… …
24radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …
25AZUSA — refers to a ground based radar tracking system installed at Cape Canaveral, Florida and the NASA Kennedy Space Center. AZUSA dated back to the early 1950s and was named after the southern California town (Azusa, California) where the system was… …
26Air Force Satellite Control Network — The Air Force Satellite Control Network (AFSCN) provides support for the operation, control, and maintenance of a variety of United States Department of Defense and some non DoD satellites. This involves continual execution of the tasks involved …
27Deep Space Network — This article is about the deep space communication network of JPL and NASA. For the network of low cost interplanetary trajectories, see Interplanetary Transport Network. Deep Space Network …
28History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
29AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… …
30Manned Space Flight Network — The Manned Space Flight Network (abbreviated MSFN, pronounced misfin ) was a set of tracking stations built to support the American space efforts of Mercury, Gemini, Apollo and Skylab. There were two other space communication networks at this… …
