| Acronym | Meaning |
| GCS | Guidance Cutoff Signal |
| DDPF | Dedicated Display Processing Function |
| LOM | Input/Output Module |
| RAAB | Remote Amplifier Acquisition And Advisory Box |
| CO | Contracting Officer |
| INTCHC:IR | Interchanger |
| MCF | Maintenance And Checkout Facility |
| MGE | Maintenance Ground Equipment |
| RSCIE | Remote Station Communication Interface Equipment |
| TOT | Total |