John,
    I did try Jim's Aymar Demuth prop and it gave me 170 MPH TAS at 7.5 gph
which is quite good.  True - 170 Knots would have been much better, but then
I would have never returned Jim's prop {:>).

Ed Anderson
----- Original Message -----
From: "john" <frmrjohn@netonecom.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Sunday, January 05, 2003 3:23 AM
Subject: [FlyRotary] props


> Rusty;  I guess the old recollecter isn't what it used to be, as tonite I
> was looking back to last April, and an e-mail from Jim Mosur stated the
prop
> he has for a backup is an Ivo and not a Warp Drive.  Some one else must
have
> told me about the Warp Drive.  Jim had an Aymar Demuth 68x74 that Ed has
> tried, Jim stated this prop was good for 170 knots on 7.5 gph, which is
> quite respectable.  In the Sport Aviation Mag there are 3 props listed as
> ground adjustable props, Ultra Prop, Powerfin and Props Inc.  I don't have
> any knowledge of these other than the fact that they are listed under the
> props in the classified section.  JohnD
>
>
>
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