| Acronym | Meaning |
![](file.png) | DN | Down |
![](file.png) | TAC | Total Accumulated Cyclestmttactical Air Control/command |
![](file.png) | HIPO | Hierarchical Input Process Output |
![](file.png) | OW | Operating Wing |
![](file.png) | VID | Vertical Indication Display |
![](file.png) | ISI | Information Spectrum Inc |
![](file.png) | DCE | Distributed Computing Environment |
![](file.png) | PRB | Propeller Bulletin (tdc 65) |
![](file.png) | FS | Fraction Of Savings |
![](file.png) | SSAS | Signal Security Assessment System |