Originally Posted by
wnewbury
There is a theory that 2 elevator servos gives you a slight safety benefit due to the redundancy. That if one elevator servo screws up, you have a chance of being able to save the airplane. Like if the ailerons go, you still have the rudder. I am NOT volunteering to test the theory.
That's what I've heard too. And, yeah, I sure wouldn't want to test that out...particularly if one half died in anything other than the neutral position.