| Acronym | Meaning |
| HU | Hungary (ISO 3166 Digram; FIPS 10-4 Country Code) |
| USAREUR | United States Army Europe |
| IND | India (ISO 3166 Trigram) |
| FSK | Federal'naya Sluzhba Kontrrazvedki (???????????? ??????? ?????????????? |
| TUR | Turkish Language (ISO 639-2 Code) |
| CERDEC | U.S. Communications-Electronics Research |
| DPST | Double-Pole Single-Throw |
| YMMV | Your Mileage May Vary |
| OC | Occitan Language (ISO 639-1 Code) |
| IREA | Intermountain Rural Electric Association |