| Acronym | Meaning |
| GS | Ground Station |
| MCS | Measurements Calibration System |
| CES | Control Electronics System |
| ICMO | Integrated Configuration Ianagement Office |
| RGP | Rate Gyro Package |
| DACS | Data Acquisition And Control System |
| SNR | Signal-to-Noise Ratio |
| NIA | NNIA NOVA Interface Adapter |
| TAC/RA | TACAN Radar Altimeter |
| RAS | Requirements Allocation Sheet |