Quote:
Originally Posted by jf1981
Hi
Possible, I noticed some variant of the Spit had completely false vertical speed indicator, I had to rely on altimeter for vertical speed tests of the current model. The gage was away from 25 to 50% depending upon altitude.
I do not think I have made any mistake, so the gage must be false. More people testing on those kind of issue should make for more consistency of those facts.
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In the many climb tests I have done I have also found the RAF VSI overeading in the climb when compared with Altitude change versus time.