| Acronym | Meaning |
![](file.png) | MTMS | Model 901 Test And Maintenance Software |
![](file.png) | LTM | Lateral Translation Mode |
![](file.png) | SCCB | Software Configuration Control Board |
![](file.png) | SSSA | Systems Software Support Activity |
![](file.png) | CRT | Cathode Ray Tube |
![](file.png) | IUSS | Integrated Undersea Surveillance System |
![](file.png) | PRB | Propeller Bulletin (tdc 65) |
![](file.png) | FD&I | Fault Detection And Isolation |
![](file.png) | ATC | Air Traffic Control |
![](file.png) | FPLN | Flight Plan |