01-13-2012, 02:33 AM
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Approved Member
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Join Date: May 2010
Location: NM
Posts: 2,248
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Quote:
Originally Posted by JtD
As an example of WW2 climb tests, look at table I in this Spitfire IX test, you can see a constant IAS up to FTH and a constant TAS above FTH. Il-2 compare will always give you constant TAS, which will give you the somewhat higher climb performance below FTH, about 100 fpm in this case. Less than 5% obviously, and all I wanted to say. |
Ah good so both you and that report agree with what I allready said, i.e.
Quote:
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Originally Posted by ACE-OF-ACES
Some if not most planes ROC performance required the BCS to be adjusted as altitude increased
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S!
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Theres a reason for instrumenting a plane for test..
That being a pilots's 'perception' of what is going on can be very different from what is 'actually' going on.
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