Jose wrote:
There was one aircraft I flew (C172? Arrow?) which had a placard to
avoid operations between (I think) 2000 and 2200, or something like
that. It was not marked as a red zone on the tach though.



I'll bet it was the Arrow. I recall seeing the same sort of placard but nothing
on the tach, either.



--
Mortimer Schnerd, RN
mschnerdatcarolina.rr.com