| Acronym | Meaning |
| TPS | Training Path System |
| SAR | Search And Rescue |
| SCI | Serial Communication Interface |
| SDIO | Strategic Defense Initiative Office |
| NB | Narrowband |
| NAESU | Naval Aviation Engineering Service Unit |
| SURTASS | Surveillance Towed Array Sensor |
| FAT | File Access Table |
| PRB | Propeller Bulletin (tdc 65) |
| HIPO | Hierarchical Input Process Output |