| Acronym | Meaning |
| CRN | Crown |
| CHURCH-EYE | Over-the-horizon Radar |
| SMR | Source, Maintenance, And Recoverability |
| TIP | Trainer Improvement Program |
| LST | Tank Landing Ship (landing Craft Carriers) |
| EIA | Electronic Institute Of America |
| NAVELECSYSCOM | Naval Electronics Systems Command |
| REF | Reference |
| CVLF | Consolidated Very Low Frequency |
| SYSCOM | Systems Command |