| Added Frequency 451.6875 (Delta Airlines Operations ) | Ronaldski | 2024-01-04 10:43:50 |
| Sort order changed to from 0 for subcat: Military Operations | Ronaldski | 2022-11-15 21:55:06 |
| Added Frequency 173.5875 (CRTC-ANG Fire Dispatch) | Ronaldski | 2022-11-15 21:54:54 |
| Added Frequency 154.965 (Alpena county regional airport maintenance) | Ronaldski | 2022-05-16 19:23:56 |
| General text description updated | Ronaldski | 2018-10-15 12:43:49 |
| General text description deleted | Ronaldski | 2017-10-07 20:04:28 |
| Tagged 2 Frequencies with (Aircraft) | Ronaldski | 2017-10-07 20:02:27 |
| Frequencies Updated (Updated: 2, Deleted 0) for Alpena County Regional Airport | Ronaldski | 2017-10-07 20:02:27 |
| 2 Frequencies imported | Ronaldski | 2017-10-07 20:01:40 |
| Added Subcategory: Alpena RCAG | Ronaldski | 2017-10-07 20:00:20 |
| Sort order changed to from 2 for subcat: Alpena County Regional Airport | Ronaldski | 2017-10-07 19:57:01 |
| Added Subcategory: Military Operations | Ronaldski | 2017-10-07 19:55:48 |
| General text description updated | Ronaldski | 2017-04-06 12:26:32 |
| General text description updated | Ronaldski | 2017-04-06 12:24:10 |
| General text description updated | Ronaldski | 2017-04-06 12:19:55 |
| General text description updated | Ronaldski | 2017-04-06 12:18:36 |
| General text description updated | Ronaldski | 2017-04-06 12:18:01 |
| General text description updated | Ronaldski | 2017-04-06 12:17:36 |
| Added Frequency 121.3500 (Alpena Tower (Civilian)) | Ronaldski | 2017-04-04 21:44:42 |
| Frequencies Updated (Updated: 5, Deleted 0) for Alpena County Regional Airport | Ronaldski | 2017-04-04 11:02:15 |
| Sort order changed to from 0 for subcat: Alpena County Regional Airport | Ronaldski | 2017-04-04 11:00:43 |
| Frequencies Updated (Updated: 0, Deleted 1) for Alpena County Regional Airport | Ronaldski | 2017-04-04 11:00:26 |
| 12 Frequencies imported | Ronaldski | 2017-04-04 11:00:14 |
| Added Subcategory: Alpena County Regional Airport | Ronaldski | 2017-04-04 10:45:45 |
| Changed category from (Alpena County Regional Airport (KAPN) 99) to (Alpena County Regional Airport 99) | Ronaldski | 2017-04-04 10:41:46 |
| Added category (Alpena County Regional Airport (KAPN) 99) | Ronaldski | 2017-04-04 10:24:35 |
