| Acronym | Meaning |
| ARC | Airborne Radio Communications |
| AC | Alternating Current |
| SPDR | Software Preliminary Design Review |
| ANDVT | Advanced Narrowband Digital Voice Terminal |
| JTIDS | Joint Tactical Information Distribution System |
| IC | Indenture Code Instruction Counter |
| PMTC | Pacific Missle Test Center (point Mugu) |
| PAO | Public Affairs Office(r) |
| PE | Project Engineer |
| IR&D | Independent Research & Development |