>    If there is only one CAS and it failed, things get really
> quiet up there.  If there are two, then there is a much
> better chance of completing the flight as originally planned.
> Therefore, the overall risk to the flight, from
> causes related to the ECM, is reduced.
Hold on a sec. There ARE two. At least in the 3rd gen. One gets triggered
once per rotation and the other multiple time per rotation. Couldn't the ECU
do something with the remaining trigger if the other were lost. Approximate
or something???
John (too busy thinking about failure modes to go and fail anything)