| Acronym | Meaning |
| CDS | Central Data Subsystems (LPS) |
| NC | Normally Closed |
| LEC | Lockheed Electronics Company |
| TB | Terminal Base |
| OSC | Oscillator |
| TPF | Tug Processing Facility |
| SPIMS | Shuttle Program Information Management System |
| SDCS | SAIL Data Communications SYstem |
| RSO | Range Safety Officer |
| ISTB | Integrated Subsystem Test Bed |