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How Do You Control A Helicopter? |
To fly radio
controlled helicopters is a constant balancing act.
R/C helicopters are
extremely unstable flying machines. So to fly R/C helicopters,
you constantly need to balance the helicopter to prevent it from
losing control and crash.
I'm going to
explain the controls for a 4-channel helicopter and upwards. One
channel is used to control a specific function on the
helicopter. You can fly the helicopter in the Normal Flight mode
(only applicable to four channel or less helicopters), or you
can fly in 3D Flight mode for aerobatic maneuvers (only
applicable to six or more channel helicopters).
A four cannel
helicopter will have four functions.
1. Elevator
to control forward and backward flight. To go forward you need
to push the elevator stick forward. The nose of the helicopter
will pitch down. To go backwards you need to pull the elevator
stick down. The nose of the helicopter will pitch up.

2. Aileron
to control left or right roll. To bank left you need to move the
aileron stick left. The helicopter will roll to the left. To
bank right you need to move the aileron stick right. The
helicopter will roll to the right.

3. Rudder to
control left or right yaw. To turn the nose of the helicopter
left you need to move the rudder stick to the left. The
helicopter will yaw to the left. To turn the nose of the
helicopter right you need to move the rudder stick to the right.
The helicopter will yaw to the right.

4. Throttle
to control up and down. To go up you need to move the throttle
upwards. Take care that the throttle is close when you switch
the helicopter on. You always start with the throttle in the
down or closed position. The helicopter will start flying when
the throttle reaches 50% of throttle. To go further up you need
to push the throttle stick further than 50%. To go down you need
to pull back on the throttle stick.

Six channel
helicopters will have two more functions.
5. (CCPM)
Mixing of cyclic and collective. As throttle inputs increases in
the Normal Flight mode, the Cyclic Collective Pitch Mixing
(CCPM) system automatically adds pitch to the blades to help
lift the helicopter of the ground. The amount of pitch and how
fast it is added can affect the flight characteristics of the
helicopter.
6. 3D mode for aerobatic
maneuvers. This function will be use when flying aerobatics.
This will enable you to fly the helicopter up side down.
Basically from 50% throttle and upward the pitch of the rotor
blades will increase with a positive angle of attack. From 50%
throttle and downward the pitch of the rotor blades will
decrease with a negative angle of
attack.
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