| Acronym | Meaning |
| LC | Information Center |
| IFU | InterfaceUnit |
| OIA | Office Of International Affairs |
| MOS | Metal Oxide Semiconductor |
| CDS | Central Data Subsystem |
| FCEF | Flight Crew Equipment Facility |
| PAM | Pulse Amplifier Modulation |
| IMCP | Integrated Monitor And Control Panel |
| CPM | ComputerProgramModule |
| BP | C&TCommunication And Tracking |