----- Original Message -----

From: Alfred Jungkind

To: Rotary motors in aircraft

Sent: Tuesday, December 09, 2003 10:17 PM

Subject: [FlyRotary] Re: Air Density at altitude

Hello Bill !

 I need to apologize to you for a really dumb comment I made .

 Please contact me , I'm sorry , honest!

 Alfred

 

----- Original Message -----

From: Bill Schertz

To: Rotary motors in aircraft

Sent: Monday, December 08, 2003 2:33 PM

Subject: [FlyRotary] Re: Air Density at altitude

Ed, I think you left out a 1/2 factor, see my analysis attached

Bill Schertz
KIS Cruiser # 4045

So, unless I've screwed up the math badly,

it does indeed appears that indicated airspeed provides a fairly

good indication of mass flow at any reasonable altitude provided we are not so

fast as to encounter compressibility.

Ed Anderson

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