| Acronym | Meaning |
| LED | Light Emitting Diode |
| GDBS | Generalized Data Base System |
| GSO | Ground Systems Operations |
| SSR | Station Set Requirement |
| EIA | Electrical Industries Association |
| GFAE | Government Furnished Aircraft Equipment |
| SP-FGS | Flight And Ground Systems Office (KSC Shuttle) |
| CA | Carrier Aircraft |
| GT | Greater Than |
| DFRC | Hugh L. Dryden Flight Research Center |