| Frequencies Updated (Updated: 1, Deleted 0) for Grissom Air Reserve Base (KGUS) | Mattnik | 2020-12-29 01:48:45 |
| Added Frequency 140.050 (Grissom ARB Fire Dept (Dispatch and Operations)) | Mattnik | 2020-12-29 01:48:37 |
| Frequencies Updated (Updated: 0, Deleted 0) for All frequencies | scannerfreak | 2008-05-31 03:59:33 |
| Tagged 32 Frequencies with (Aircraft) | scannerfreak | 2008-05-31 03:59:33 |
| Category deleted | scannerfreak | 2007-03-04 18:16:25 |
| Migrated sub-categories | scannerfreak | 2007-03-04 18:16:21 |
| Sub-category Support Operations added | scannerfreak | 2007-03-04 18:16:11 |
| Category Grissom Air Reserve Base (KGUS) changed | scannerfreak | 2007-03-04 18:15:01 |
