1. Open the editor. Place a helicopter of your choice (Hummingbird, Hellcat or Orca)
2. Place the desired target to test. Be sure to set its ammo slider do 0.
3. Paste this into your helicopter's Init:
A-164 Cannon:
this addWeapon "Gatling_30mm_Plane_CAS_01_F"; this addMagazine "5000Rnd_Gatling_30mm_Plane_CAS_01_F";
To-199 Cannon:
this addWeapon "Cannon_30mm_Plane_CAS_02_F"; this addMagazine "500Rnd_Cannon_30mm_Plane_CAS_02_F";
4. Test the strength of the weapons on the target vehicle and observe the weakness of the rounds.