| Navaid Facility ID: | AAA |
| Official Navaid Facility ID: | AAA |
| Navaid Facility Type: | NDB |
| Navaid Name: | Abraham |
| City: | LINCOLN |
| State: | ILLINOIS |
| FAA Region: | |
| Latitude: | 40-09-36.420N (40.1601) |
| Longitude: | 089-20-16.856W (-89.338) |
| Lat/Long Survey Accuracy: | 1 second or better |
| Owner: | COUNTY |
| Operator: | COUNTY |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 2.7 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZAU (CHICAGO) |
| ARTCC Low Altitude ID (Name): | ZAU (CHICAGO) |