X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf16aec.mail.bellsouth.net ([205.152.59.64] verified) by logan.com (CommuniGate Pro SMTP 4.3.5) with ESMTP id 1027435 for flyrotary@lancaironline.net; Thu, 30 Jun 2005 14:46:15 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.64; envelope-from=atlasyts@bellsouth.net Received: from ibm56aec.bellsouth.net ([68.213.226.209]) by imf16aec.mail.bellsouth.net with ESMTP id <20050630184530.WMYC25080.imf16aec.mail.bellsouth.net@ibm56aec.bellsouth.net> for ; Thu, 30 Jun 2005 14:45:30 -0400 Received: from [192.168.0.104] (really [68.213.226.209]) by ibm56aec.bellsouth.net with ESMTP id <20050630184529.PJOJ11957.ibm56aec.bellsouth.net@[192.168.0.104]> for ; Thu, 30 Jun 2005 14:45:29 -0400 User-Agent: Microsoft-Entourage/11.1.0.040913 Date: Thu, 30 Jun 2005 14:45:27 -0400 Subject: Muffler From: Bulent Aliev To: Rotary motors in aircraft Message-ID: In-Reply-To: Mime-version: 1.0 Content-type: multipart/alternative; boundary="B_3202987529_1203860" > This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. --B_3202987529_1203860 Content-type: text/plain; charset="ISO-8859-1" Content-transfer-encoding: quoted-printable I believe if the whole thing was made by using square, or out of round pipe= s and shapes it will reduce the noise better. Maybe that=B9s why there is no square brass musing instruments? Their horns are all round to amplify the sound. Buly --B_3202987529_1203860 Content-type: text/html; charset="ISO-8859-1" Content-transfer-encoding: quoted-printable Muffler I bel= ieve if the whole thing was made by using square, or out of round pipes and = shapes it will reduce the noise better.
Maybe that’s why there is no square brass musing instruments? Their h= orns are all round to amplify the sound.
Buly --B_3202987529_1203860--