| Acronym | Meaning |
 | RA | Radio Antenna |
| MAPS | Multiple Aircraft Positioning System |
| ODGA | Office Of Development And Government Affairs |
| LF | Low Frequency |
| AIS | Acceptable Intake For Subchronic Exposure |
| ETR | Element Test Review |
| VHF | Very High Frequency |
| ISNAR | International Service For National Agricultural Research |
| AFEL | Advanced Free-electron Laser |
| U MASS | University Of Massachusetts |
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