| Acronym | Meaning |
| EADI | Electronic Attitude Director Indicator |
| AMF | Astronaut Memorial Foundation |
| PSIG | Pounds Per Square Inch Gauge |
| RCA | Radio Corporation Of America (SATCOM) |
| VLS | Vandenberg Launch And Landing Site |
| SXT | Sextant |
| RRT | Rendezvous Radar Transducer |
| T/R | Transmitter/Receiver |
| HGA | High Gain Antenna |
| MDE | Mission Dependent Experiment |