X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost03.isp.att.net ([204.127.217.103] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3871363 for flyrotary@lancaironline.net; Thu, 01 Oct 2009 14:28:56 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.217.103; envelope-from=keltro@att.net DKIM-Signature: v=1; q=dns/txt; d=att.net; s=dkim01; i=keltro@att.net; a=rsa-sha256; c=relaxed/relaxed; t=1254421736; h=Content-Type: MIME-Version:In-Reply-To:Message-Id:Date:Subject:To:From; bh=feHAiS 20bAkQcIN0mn9ZGkw232GgV/enTkPUvudeOWs=; b=DBDLL1zgfMZ0MvUUW26b0ODit jJ2208ip1V8xagGc5s4Mx4PR+rDGS83Vnzl7WkcaVXLDc+QkkGSngsfH1MsRA== Received: from fwebmail17.isp.att.net ([207.115.9.157]) by isp.att.net (frfwmhc03) with SMTP id <20091001182820H0300pph6pe>; Thu, 1 Oct 2009 18:28:20 +0000 X-Originating-IP: [207.115.9.157] Received: from [208.114.47.43] by fwebmail17.isp.att.net; Thu, 01 Oct 2009 18:28:20 +0000 From: "Kelly Troyer" To: "Rotary motors in aircraft" Subject: "Tangential Muffler" was Quiet is Deafening Date: Thu, 01 Oct 2009 18:28:20 +0000 Message-Id: <100120091828.1415.4AC4F4C3000CCC840000058722228869349B0A02D29B9B0EBF019D9B040A05@att.net> In-Reply-To: X-Mailer: AT&T Message Center Version 1 (Mar 2 2009) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_1415_1254421700_0" --NextPart_Webmail_9m3u9jl4l_1415_1254421700_0 Content-Type: text/plain Content-Transfer-Encoding: 8bit Mark, Probably should be made from "Inconel" to last..............My memory fails me (regularly) but if I recall correctly Al G's is inconel...............Jump in here Al................... -- Kelly Troyer "Dyke Delta"_13B ROTARY Engine "RWS"_RD1C/EC2/EM2 "Mistral"_Backplate/Oil Manifold -------------- Original message from Mark Steitle : -------------- Kelly, You just need to fly at Mach 1 so you stay ahead of the sound. ;-) Can anyone report on the effectiveness of the tangential muffler in actual real world situations? (As I recall Al G. is running a tangential muffler on his Velocity.) I ask because I'm in the process of building one for my Lancair with the hopes that it will work better than the DNA muffler that I'm currently running. I think it will work better at reducing the noise level in the cabin, but at what cost to power? Hopefully, this will save me the cost of a new Zulu ANR headset. Comments appreciated. Mark S. On Wed, Sep 30, 2009 at 10:01 PM, Mike Wills wrote: Kelly, If you think the quiet is deafening go fly behind a rotary - now thats deafening! Mike Wills RV-4 N144MW ----- Original Message ----- From: Kelly Troyer To: Rotary motors in aircraft Sent: Wednesday, September 30, 2009 7:15 AM Subject: [FlyRotary] Quiet is Deafening Anyone out there ??.....................<:) -- Kelly Troyer "Dyke Delta"_13B ROTARY Engine "RWS"_RD1C/EC2/EM2 "Mistral"_Backplate/Oil Manifold -------------- Original message from "Patrick Panzera" : -------------- Hey gang! I came across a rare find this weekend. Any serious rotorhead will certainly appreciate this. Bluelines from 1973 of the General Motors Wankel Rotary engine. I just put them up on eBay http://tinyurl.com/GM-Rotary-drawings Pat --NextPart_Webmail_9m3u9jl4l_1415_1254421700_0 Content-Type: multipart/related; boundary="NextPart_Webmail_9m3u9jl4l_1415_1254421700_1" --NextPart_Webmail_9m3u9jl4l_1415_1254421700_1 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
Mark,
   Probably should be made from "Inconel" to last...........= ...My memory fails me (regularly) but
if I recall correctly Al G's is inconel...............Jump in here Al.= ..................
--
Kelly Troyer
"Dyke Delta"_1= 3B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifol= d



 
-------------- Original message from Mark Steitle <msteit= le@gmail.com>: --------------

Kelly,
 
You just need to fly at Mach 1 so you stay ahead of the sound.  ;= -)
 
Can anyone report on the effectiveness of the tangential muffler in ac= tual real world situations?  (As I recall Al G. is running a tangentia= l muffler on his Velocity.)  I ask because I'm in the process of build= ing one for my Lancair with the hopes that it will work better than the DNA= muffler that I'm currently running.  I think it will work better at r= educing the noise level in the cabin, but at what cost to power?  Hope= fully, this will save me the cost of a new Zulu ANR headset.  Comments= appreciated.
 
Mark S.

On Wed, Sep 30, 2009 at 10:01 PM, Mike Wills <rv-4mike@cox.net>= wrote:
Kelly,
 
 If you think the quiet is deafening = go fly behind a rotary - now thats deafening!
 
Mike Wills
RV-4 N144MW
----- Original Message -----
Sent: Wednesday, September 30, 2009 = 7:15 AM
Subject: [FlyRotary] Quiet is Deafen= ing

Anyone out there ??.....................<:)
--
Kelly Troyer
"Dyke Delta"_13B ROTARY Engine
"RWS"_RD1C/E= C2/EM2
"Mistral"_Backplate/Oil Manifold



 
-------------- Original message from "Patrick Panzera" <<= A href=3D"mailto:panzera@experimental-aviation.com" target=3D_blank>panzera= @experimental-aviation.com>: --------------

Hey gang!

 

I came across a rare find this weekend.

Any serious rotorhead will certainly appr= eciate this.

 

Bluelines from 1973 of the General Motors= Wankel Rotary engine.

 

I just put them up on eBay<= /P>

 

http://tinyurl.com/GM-Rotary-drawings

 

Pat

 


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