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Subject: Re: [FlyRotary] turbine Exhaust??????? - No! not turbo related
From: Ernest Christley <echristl@cisco.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
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Date: Tue, 18 Jan 2005 17:17:18 -0500
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On Tue, 2005-01-18 at 15:32, Ed Anderson wrote:
>  
> With Tracy's kind help, I stripped all but two discs from each rod
> (making certain that we paired discs which would want to rotate in
> opposite direction (hopefully stopping any - or most rotation).  Then
> Tracy welded the discs, nuts and rod together. I inserted that
> arrangement back into the 3" tubes, closed them up and flew the rest
> of the flight with that arrangement.
>  
> The trip to Lakeland and home would seem to indicate I have found a
> satisfactory (for now) solution.  I hit 6000 rpm static on take off
> this morning and got up to 6600 rpm straight and level (which is 200
> rpm more than I got with the straight (empty) 2" tubes.  I intend to
> make one more modification by placing a cross feed tube between the
> entrance to the two mufflers, the old "H" pipe hook up which according
> to many sources, assists in lowering noise and improving power.

Ed,

1) was the 104dB with only the two disk?

2) why did you drop to only two when you found the cause of the
problem?  Why are you not considering putting them back?