| Acronym | Meaning |
 | MOA | Make On Arrival |
| MTU | Master Timing Unit |
| CRG | Correspondence Review Group |
| SCF | Spacecraft Control Facility |
| CMR | Center Materials Representative |
| RGA | Rate Gyro Assembly |
| GR | Ground R@le |
| ARS | Archive And Retrieval Subsystem (PPCU) |
| MTGP | Monitor Table Generator Program |
| DF | Direction Finder (Finding) |
Browse by Letter:
