| Acronym | Meaning |
| IPS | IRIG-BInterrange Instrumentation Group B |
| ST | Star Tracker |
| CSRP | Computers And Software Review Panel |
| ELF | Extremely Low Frequency (1 Hz To 3 KHz) |
| REG | Regulator |
| SAT | Systems Approach To Training |
| NWS | National Weather Service |
| LC | Interim Change |
| T/CAP | Thermal Capacitor |
| ETROD | Eastern Test Range Operations Directive |