Nick wrote:
> If the simulation is accurate the delays are due to the aircraft
> inertia and not control system delays.  Hydraulic controls don't have
> a humanly discernable amount of delay.  Simulators have their own
> delays too, the time it takes a signal to get through the circuit from
> the control to the computer and them to be processed in the next
> frame., but this is on the order of 50-100 milliseconds.

Hydraulics *do* have a maximum slew rate, though, which might be what
he meant.  On a Cub, you can snap the stick from one side to the other
and the ailerons actually move.  With a hydraulic system, you can only
move the stick so fast; the fluid in the pipes needs time to flow, and
the pumps can only handle so much volume at once.

There is a "transition-time" attribute in YASim that you can use to
specify speeds for surface deflections.  I added it for flaps,
obviously, but I think I've seen that Lee has used it for this kind of
applicaiton.

Andy


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