[s-cars] NAC: How to draw a NACA air intake ? Some Background

[Trevor Frank]

NACA, predecessor to NASA, anyway most of the naca ducts are based off of formulas for 200+mph efficiency, from what I have heard the excel sheet I sent out was corrected for under 200mph.

-----Original Message-----
From: Peter Schulz [mailto:pcschulz at comcast.net]
Sent: Wednesday, February 25, 2004 10:12 AM
To: Frederic L'Huillier; s-car-list at audifans.com
Subject: Re: [s-cars] NAC: How to draw a NACA air intake ?

Frederic:

Quick google search on "NACA DUCT TEMPLATE" turned up this :
http://home.hiwaay.net/~langford/nacaducts/NACA_duct.jpg


HTH

-Peter


At 12:16 PM 2/25/2004, Frederic L'Huillier wrote:
>Hi,
>
>I am desesperatly looking for NACA Air Intake templates. I suppose there
>are formulas to draw them properly. Or even better templates that you can
>print on paper ? May be Hap can remove one or two on his next fligh on 747  ? ?
>
>Thanks in advance for your help.
>
>Cheers,
>Frédéric
>
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Peter Schulz
1990 CQ (perpetually awaiting S2 3b engine transplant)
1991 200 20v TQW indigo mica
1991 200 20v TQW titanium grey
Chelmsford, MA USA
peter at audifans.com 
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