| Acronym | Meaning |
| IV | Initial Velocity |
| ISTB | Integrated Subsystem Test Bed |
| IC | Intercomputer Communication |
| MACE | Mechanical Antenna Control Electronics |
| MTBD | Mean Time Between Demand |
| LMS | Logistics Master Schedules |
| IP | Instrumentation/pulse Code Modulation Master Unit Data Bus |
| FMSP | FM Signal Processor |
| STC | Satellite Test Center |
| BP | C/RCommutation Rate |