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Europa-List: Re: Prop Tach Sender

Subject: Europa-List: Re: Prop Tach Sender
From: rampil <ira.rampil@gmail.com>
Date: Thu, 6 Dec 2007 11:51:14

Hi All,

As it turns out I have the new UMA Rotax-specific tach which
shows engine revs.  I just wanted to RPM recorded on the EFIS for
flight testing since I am a quant.


Honestly though, I can imagine why the PFA would insist on engine speed.

The ratio is fixed at 2.43!
Redline 5750(engine) = 2366(prop)
Max Cont 5500 = 2264 prop
Cruise 5000  = 2060 prop

The redlines don't move, who care what the underlying number is.

Actually, if PFA insists, I'd like to hear their reasoning

--------
Ira N224XS


Read this topic online here:

http://forums.matronics.com/viewtopic.php?p=150839#150839



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