Radio
Typical radio frequencies and callsigns in use in the area :-
| Frequency | Stud | Usage | Callsign | Usage | |
| 449.5375 | SAR | Army Air 3** | 3 Rgt callsigns | ||
| 123.100 | SAR Ops | Army Air 4** | 4 Rgt callsigns | ||
| 252.800 | SAR Ops | Army Air 60* | 7 Btn callsigns | ||
| 46.625 | Dragon Ops | ||||
| 251.300 | 3 Rgt Ops (Warden) | ||||
| 284.200 | 4 Rgt Ops | Absynth | 3 Rgt, 662 Sqn Apache | ||
| 281.275 | Quiet (Woodbridge) | Cackle | 3 Rgt, 662 Sqn Apache | ||
| 242.250 | Army Barracks (Colchester) | Cobweb | 3 Rgt, 662 Sqn Apache | ||
| 277.850 | STANTA | Cohort | 3 Rgt, 662 Sqn Apache | ||
| 122.100 | Tower | Consult | 3 Rgt, 662 Sqn Apache | ||
| 378.575 | Tower | Dancer | 3 Rgt, 662 Sqn Apache | ||
| 125.800 | Approach | Dragon | 3 Rgt | ||
| 277.725 | Approach | Dungeon | 3 Rgt, 662 Sqn Apache | ||
| 123.300 | Radar | Fireblade | 3 Rgt, 662 Sqn Apache | ||
| 234.650 | Radar | Freeze | 3 Rgt, 662 Sqn Apache | ||
| 314.425 | Talkdown | Gunship | 3 Rgt, 662 Sqn Apache | ||
| 368.925 | Talkdown | Hyena | 4 Rgt Apache | ||
| Ironclad | 3 Rgt, 662 Sqn Apache | ||||
| Nemesis | 3 Rgt, 662 Sqn Apache | ||||
| Penguin | 3 Rgt, 662 Sqn Apache | ||||
| Police 35 | Suffolk Police ASU | ||||
| Rescue 125 | SAR on callout | ||||
| 136.500 | Mildenhall Approach | Rescue 126 | SAR on callout | ||
| 131.975 | Mildenhall AMCC | Scorpion | 4 Rgt, 654 Sqn Gazelle | ||
| Sierra 125 (SRG 125) | SAR on training mission | ||||
| 135.275 | London Mil - East ICF | Sierra 126 (SRG 126) | SAR on training mission | ||
| 276.625 | London Mil - Clacton | ||||
| 277.775 | London Mil - East ICF | ||||
| Warhorse | 3 Rgt, 662 Sqn Apache | ||||
| Warlock | 3 Rgt, 662 Sqn Apache |
And this good regional listing courtesy of Roger Smith and Lowestoft Aviation society (updated 06/08/2006)