| Acronym | Meaning |
 | MHZ | Megahertz |
 | EMI | Electomagnetic Interference |
 | AL | Analytical Laboratory |
 | PDW | Preliminary Design Walk-through |
 | MELTER | Mesosphere/ Lower Thermosphere Explorer |
 | SAR-C | SAR-C Band |
 | EOC | EOS Operations Center |
 | ACNFS | Advisory Committee On Nuclear Facility Safety |
 | GSTS | Ground Surveillance And Tracking System |
 | DDE | Distributed Data Environment |