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AGM-114 Hellfire II Air-To-Ground Missile System

AGM-114 Hellfire II Air-To-Ground Missile System

The Hellfire Air-to-Ground Missile System provides heavy anti-armour capability for attack helicopters. The AGM-114 missile has a conical shaped warhead that forms the explosive jet that provides armour penetration.

The Hellfire II missile is laser-guided and has an inbuilt laser seeker that can read a specially coded laser being reflected off a target. This target can be marked either before launching the missile, after launch or even by a remote source, such as a soldier on the ground. This versatility provides the helicopter with a far greater survivability and the ability to attack without moving into a target's weapon range.

Avionics Engineer

Avionics Engineer

As an Avionics Engineer in the Army, you'll be responsible for the instruments that make crucial missions possible. You'll work alongside talented people in the Defence Force, with the newest helicopters in the country. Learn more

Tail Rotar

Tail Rotor

Turning the main rotor generates lift but it also applies a reverse torque, which spins the helicopter in the opposite direction to the rotor. The most common way to counteract this torque is to have a smaller, vertical propeller mounted at the rear of the aircraft called a tail rotor. This rotor creates a thrust in the opposite direction from the spin generated by the main rotor. By adjusting that thrust, the helicopter can be kept straight or can turn in either direction.

How Helicopters Fly

A helicopter, unlike an aeroplane, can move in three dimensions. This ability is largely due to the variable pitch propeller blades. By adjusting the pitch of the blades, the degree of thrust can be altered. By using a device known as a swash plate assembly, the blades and pitch can be changed across the circumference of the spinning rotor, creating the ability to direct the thrust in any direction. See diagram below:

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Avionics Technician

Avionics Technician

Avionics Technicians ensure the instruments and electronic systems such as communications and navigational equipment on-board Army aircraft are maintained perfectly.
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Ammunition

Ammunition

The ARH is equipped with a GIAT 30mm DEFA M781 cannon in a chin-mounted turret (below the helicopter's nose). It can be used for engaging ground or air targets, and has a rate of fire up to 750 rounds per minute.

The M181 is a dual feed weapon allowing for two different types of ammunition to be stored and selected. The weapon can be controlled via the Helmet-Mounted Sight Display, which can direct the aim of the cannon accurately to where the battle captain is looking using sensors within the helmet and cockpit.

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