| Acronym | Meaning |
 | CAG | Convective Airspace Guidance |
 | ETS | Emergency Transponder System |
 | UWIS | University Of Wisconsin At Green Bay |
 | OSD | Office Of Systems Development |
 | IMPROVE II | Improvement Of Cloud & Precipitation Physics In Mesoscale Models ? 2nd Generation |
 | CAMAC | Computer-automated Measurement And Control |
 | MARC | Middle Atmosphere Responses To Changes |
 | AMTS | Arctic Mesopause Temperture Study |
 | AQD | Atmospheric Quality Division |
 | LF | Low Frequency |