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Search: Posts Made By: HazelNuts39
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Forum: Tech Log
7th Feb 2014, 15:20
Replies: 70
Views: 15,358
Posted By HazelNuts39

I wonder what an aerodynamicist would have to say...

I wonder what an aerodynamicist would have to say about that assumption.

AFAIK sailplanes use a venturi to produce a pressure of Pstat - Pdyn to drive a total-energy variometer.

A machmeter...
Forum: Tech Log
4th Feb 2014, 07:26
Replies: 70
Views: 15,358
Posted By HazelNuts39

Is it? If it measures TAS, you still need ambient...

Is it? If it measures TAS, you still need ambient pressure and temperature to determine CAS and Mach. And you still need AoA for stall warning. You need ambient pressure for altitude. No system is...
Forum: Tech Log
3rd Feb 2014, 18:01
Replies: 70
Views: 15,358
Posted By HazelNuts39

A backup airspeed and Mach could simply be...

A backup airspeed and Mach could simply be calculated in the airplane's computer system from altitude, AoA, weight and loadfactor.
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