| Acronym | Meaning |
| H | MHinge Mount |
| FTIS | Flight Test Instrumentation System |
| GMAL | General Electric Macro Assembly Language |
| MBI | Multibus Interface |
| E | LACS Extended Life Attitude Control System |
| SRCB | Software Requirements Change Board |
| TPS | Test Preparation Sheet |
| GSA | General Services Administration |
| PC | Pulsating Current |
| OWD | One-Way Doppler |