The bottom rotor is attached to a traditional swash plate. This is the rotor that allows the heli to rotate on the roll and pitch axes.

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Posted by: jbourke on Jul 19, 2006 05:47 AM
The bottom rotor is attached to a traditional swash plate.  This is the rotor that allows the heli to rotate on the roll and pitch axes.
 
radiobatts.jpg
The sole "assembly" step.
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head01.jpg
A close up of the rotor head. The top rotor is attached to the stabilizing bar, which is offset at a 45 degree angle to compensate for gyroscopic precession.
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head02.jpg
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head03.jpg
A closeup of the swash plate. The design is simple and, therefore, robust.
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receiver.jpg
A close-up of the 4-in-1 unit.
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