Aviation Acronyms
| Acronym | Meaning |
|---|---|
| AMSL | Above Mean Sea Level |
| ARP | Airport Reference Point |
| FAA | Federal Aviation Administration |
| FCC | Federal Communication Commission |
| GPS | Global Positioning System |
| IAP | Instrument Approach Procedure |
| ILS | Instrument Landing System |
| LOC | Localizer |
| MLS | Microwave Landing System |
| NDB | Non-Directional Beacon Allows the pilot to fly between two locations using ground based transmitters and airborne receivers. NDBs emit a continuous radio signal, like spokes coming from the hub of a wheel. Each spoke (bearing) is a path to the NDB Aircraft use an automatic direction finder to locate the NDB by following the "spokes" (bearing) to the NDB. Each NDB has its own identifier or ident. |
| NOAA | National Oceanic & Atmospheric Administration |
| OMS | Obstacle Management System |
| PAR | Precision Approach Radar |
| RNAV | Area Navigation |
| VOR | Very High Frequency Omni Directional Range |