X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-bw0-f227.google.com ([209.85.218.227] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3871226 for flyrotary@lancaironline.net; Thu, 01 Oct 2009 12:21:00 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.218.227; envelope-from=msteitle@gmail.com Received: by bwz27 with SMTP id 27so267227bwz.19 for ; Thu, 01 Oct 2009 09:20:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:content-type; bh=IgSyOSp1oB465KFCCBwt1w2dFFNdHlZGBrh5yX+lG0c=; b=hrMZsEgS4XXxhvbvJl/Nx9F/F2JnBCJ6bnpoJLnPNZWjg04hLZCgdkFcUhq4ZhhI9d zyR1OXsuVCUuYST+IetfxNl+kGSEg2ApWNItq5RAHPirS2D8JExZ2UCx4qjYCP9p6hIY 3TVlTDZsLkdE5lt0pWh1qnXmP6DUyz8lOitFA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=tbk89n3xya2BGHq1SU6HRT9/fIhZxBim8GP/QZmIgdS+CLNE3tE3KNj5NSTkUvrwV8 82z3MzaDBnOvY/GGKaWYe16uDMBmsVD70jjmuwZsSXOwQ24bMKsqmU2aUF/Mfv6EAo51 gwigOaxQFU9HJ7rIoFyVYalwgOKq5ANv8hlAM= MIME-Version: 1.0 Received: by 10.204.32.213 with SMTP id e21mr175621bkd.34.1254414022037; Thu, 01 Oct 2009 09:20:22 -0700 (PDT) In-Reply-To: References: Date: Thu, 1 Oct 2009 11:20:21 -0500 Message-ID: <5cf132c0910010920g635a24d0mc19d7b22113caeb1@mail.gmail.com> Subject: Re: [FlyRotary] Re: Quiet is Deafening From: Mark Steitle To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=00032555f7862f51630474e206a3 --00032555f7862f51630474e206a3 Content-Type: text/plain; charset=ISO-8859-1 I may end up with a turbo, but I'm hoping the tangential muffler will work well enough to keep that option off the table. I'm also building a new p-port engine to replace the stock 3-rotor, so I really don't anticipate needing any more hp. This time I plan to leave the stock exhaust splitters in the rotor housings. Mark On Thu, Oct 1, 2009 at 11:02 AM, John Slade wrote: > >What kind of muffler are you running? Is it working? > Its a Turbonetics T04 turbo, and yes, it works quite well. Also has a few > other side benefits. :) > Of course, building the airplane out of foam and fiberglass rather than > metal helps deaden the vibrations too. > Regards, > John > > > Mark Steitle wrote: > > John, > > What kind of muffler are you running? Is it working? > > Mark > On Thu, Oct 1, 2009 at 10:48 AM, John Slade wrote: > >> >You just need to fly at Mach 1 so you stay ahead of the sound. >> No need to go Mach 1. Just put the engine on the back, where it's supposed >> to be. :) >> >> >> -- >> >> Homepage: http://www.flyrotary.com/ >> >> Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html >> >> > > -- > > Homepage: http://www.flyrotary.com/ > > Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html > > --00032555f7862f51630474e206a3 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
I may end up with a turbo, but I'm hoping the tangential muffler w= ill work well enough to keep that option off the table.=A0 I'm also bui= lding a new p-port engine to replace the stock 3-rotor, so I=A0really don&#= 39;t anticipate needing=A0any more hp.=A0=A0This time I=A0plan to=A0leave t= he stock exhaust splitters in the rotor housings.=A0
=A0
Mark

On Thu, Oct 1, 2009 at 11:02 AM, John Slade <jslade@canar= daviation.com> wrote:
>What kind of muffler are you running?=A0 Is it working?=A0
<= /div>
Its a Turbonetics T04 turbo, and yes, it works quite well.=A0 Also has= a few other side benefits. :)
Of course, building the airplane out of f= oam and fiberglass rather than metal helps deaden the vibrations too.
Regards,
John=20


Mark Steitle wrote:=20
John,
=A0
What kind of muffler are you running?=A0 Is it working?=A0

Mark
On Thu, Oct 1, 2009 at 10:48 AM, John Slade <jslade@canardaviation.com> wrote:
&= gt;You just need to fly at Mach 1 so you stay ahead of the sound.No need to go Mach 1. Just put the engine on the back, where it's supp= osed to be. :)


--

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