Originally Posted by
CV880
If I remember correctly the DC10 ground spoilers initially deployed at a slower rate then more rapidly after they reached a certain point.
MD-11 spoilers, if armed, extend to 30 deg limit on wheel spin and go to 60 deg limit when the NLG indicates on-ground. I see no indication of a rate change in 27-63 schematics. I would expect DC-10 to be similar but I have no data.