...which raises the question of whether replacing the turn coordinator with
a second AI deprives the pilot of the only reliable information source in
this particular emergency situation.  Optimally, this is a region of flight
best not explored while in IMC, however as Don pointed out, a hardware
failure and a moment's inattention and there you are....


> The Air Force instructs to use the turn needle to determine spin
direction.
> It is always reliable even when inverted.

Gary Fitzgerald
LNC2 standard build ~65% (or something like that)
Engine: TBD
St. Charles, MO