| Acronym | Meaning |
| BDZ | Buffer Demodulator Zero |
| EAU | Extended Arithmetic Unit |
| CALS | Computer-aided Acquisition & Logistics Support |
| HERO | Hazards Of Electromagnetic Radiation To Ordinance |
| EWJWG | Electronic Warfare Joint Working Group |
| NDI | Non Developmental Item |
| NCCS | Navy Command And Control System Program (ashore And Afloat) |
| S/N | Serial Number |
| PROM | Programmable Read Only Memory |
| HSI | Horizontal Situation Indicator |