Return-Path: Received: from rwcrmhc13.comcast.net ([204.127.198.39] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 552704 for flyrotary@lancaironline.net; Wed, 01 Dec 2004 12:44:32 -0500 Received-SPF: none receiver=logan.com; client-ip=204.127.198.39; envelope-from=n3773@comcast.net Received: from rv8 (c-24-21-140-241.client.comcast.net[24.21.140.241]) by comcast.net (rwcrmhc13) with SMTP id <2004120117435701500d9sc8e>; Wed, 1 Dec 2004 17:44:02 +0000 Message-ID: <003101c4d7cd$5614d590$f18c1518@rv8> Reply-To: "kevin lane" From: "kevin lane" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Reactive vs Absorbtion Mufflers for the Rotary engine Date: Wed, 1 Dec 2004 09:43:40 -0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0028_01C4D78A.3D2D63A0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_0028_01C4D78A.3D2D63A0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Ed -- would it make sense in the placement of the reflecting inserts, to = space them in an increasing series, so that they react to various = frequencies, rather than trying it hit one frequency? are the reflected = sound waves created only from the open end, or from any surface? Kevin Lane Portland, OR e-mail-> n3773@comcast.net web-> http://home.comcast.net/~n3773 (browse w/ internet explorer) ----- Original Message ----- ------=_NextPart_000_0028_01C4D78A.3D2D63A0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Ed -- would it make sense in = the=20 placement of the reflecting inserts, to space them in an increasing = series, so=20 that they react to various frequencies, rather than trying it hit one=20 frequency?  are the reflected sound waves created only from the = open end,=20 or from any surface?
Kevin Lane  Portland, OR
e-mail-> n3773@comcast.net
web-> http://home.comcast.net/~n3773
(browse=20 w/ internet explorer)
----- Original Message -----=20
------=_NextPart_000_0028_01C4D78A.3D2D63A0--