X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao107.cox.net ([68.230.241.39] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3871919 for flyrotary@lancaironline.net; Thu, 01 Oct 2009 23:50:55 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.39; envelope-from=rv-4mike@cox.net Received: from fed1rmimpo03.cox.net ([70.169.32.75]) by fed1rmmtao107.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20091002035022.BZAL21470.fed1rmmtao107.cox.net@fed1rmimpo03.cox.net> for ; Thu, 1 Oct 2009 23:50:22 -0400 Received: from wills ([68.105.87.66]) by fed1rmimpo03.cox.net with bizsmtp id nfqK1c0031RstZw04fqMHL; Thu, 01 Oct 2009 23:50:21 -0400 X-VR-Score: -100.00 X-Authority-Analysis: v=1.0 c=1 a=kviXuzpPAAAA:8 a=YdlCwlLHAAAA:8 a=Mrpg2QM9AAAA:20 a=YsimDzAbrwdyuK-WDHkA:9 a=8gW67SR_CEakbmbb82CD35HOIIEA:4 a=4vB-4DCPJfMA:10 a=nl_73-6FQmUA:10 a=pGLkceISAAAA:8 a=Ia-xEzejAAAA:8 a=HZJGGiqLAAAA:8 a=-_zOGgBrqZxvBybEzC8A:9 a=zLku46oaBhY7bvclwQAA:7 a=SCMG7fNAquuAD1PtgRCwcDN0obMA:4 a=MSl-tDqOz04A:10 a=EzXvWhQp4_cA:10 a=HeoGohOdMD0A:10 X-CM-Score: 0.00 Message-ID: <1627150EB94B43DEB33A61FF74AA60DA@wills> From: "Mike Wills" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Quiet is Deafening Date: Thu, 1 Oct 2009 20:50:19 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_007B_01CA42D8.C99EFF10" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5843 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_007B_01CA42D8.C99EFF10 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Mark, I dont know if you read my comments on the Clarity Aloft headset, but I = found it more effective than the Zulu. And a fair bit cheaper too, = though still expensive. Assuming you dont mind wearing earplugs its a = good solution although the rest of the world will still have to tolerate = your noise. Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Mark Steitle=20 To: Rotary motors in aircraft=20 Sent: Thursday, October 01, 2009 8:36 AM Subject: [FlyRotary] Re: Quiet is Deafening Kelly,=20 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 -----=20 From: Kelly Troyer=20 To: Rotary motors in aircraft=20 Sent: Wednesday, September 30, 2009 7:15 AM Subject: [FlyRotary] Quiet is Deafening Anyone out there ??.....................<:) -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 -------------- Original message from "Patrick Panzera" = : --------------=20 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_000_007B_01CA42D8.C99EFF10 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Mark,
 
I dont know if you read my comments on = the Clarity=20 Aloft headset, but I found it more effective than the Zulu. And a = fair bit=20 cheaper too, though still expensive. Assuming you dont mind wearing = earplugs its a good solution although the rest of the world will still = have to=20 tolerate your noise.
 
Mike Wills
RV-4 N144MW
----- Original Message -----
From:=20 Mark = Steitle=20
Sent: Thursday, October 01, = 2009 8:36=20 AM
Subject: [FlyRotary] Re: Quiet = is=20 Deafening

Kelly,
 
You just need to fly at Mach 1 so you stay ahead of the = sound. =20 ;-)
 
Can anyone report on the effectiveness of the tangential muffler = in=20 actual real world situations?  (As I recall Al G. is running a = tangential=20 muffler on his Velocity.)  I ask because I'm in the process of = building=20 one for my Lancair with the hopes that it will work better than the = DNA=20 muffler that I'm currently running.  I think it will work better = at=20 reducing the noise level in the cabin, but at what cost to = power? =20 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 = <rv-4mike@cox.net>=20 wrote:
Kelly,
 
 If you think the quiet is = deafening go=20 fly behind a rotary - now thats deafening!
 
Mike Wills
RV-4 N144MW
----- Original Message ----- =
From: = Kelly=20 Troyer
To: Rotary = motors in=20 aircraft
Sent: Wednesday, September = 30, 2009=20 7:15 AM
Subject: [FlyRotary] Quiet = is=20 Deafening

Anyone out there ??.....................<:)
--
Kelly Troyer
"Dyke Delta"_13B ROTARY Engine=20
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifold=20



 
--------------=20 Original message from "Patrick Panzera" <panzera@experimental-aviation.com>: = --------------=20

Hey=20 gang!

 

I = came across a=20 rare find this weekend.

Any = serious=20 rotorhead will certainly appreciate this.

 

Bluelines from=20 1973 of the General Motors Wankel Rotary = engine.

 

I = just put them=20 up on eBay

 

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

 

Pat

 


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