X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp102.sbc.mail.mud.yahoo.com ([68.142.198.201] verified) by logan.com (CommuniGate Pro SMTP 5.3c2) with SMTP id 3977597 for flyrotary@lancaironline.net; Sun, 15 Nov 2009 22:11:40 -0500 Received-SPF: none receiver=logan.com; client-ip=68.142.198.201; envelope-from=ceengland@bellsouth.net Received: (qmail 89155 invoked from network); 16 Nov 2009 03:11:06 -0000 Received: from adsl-19-145-69.jan.bellsouth.net (ceengland@68.19.145.69 with plain) by smtp102.sbc.mail.mud.yahoo.com with SMTP; 15 Nov 2009 19:11:05 -0800 PST X-Yahoo-SMTP: uXJ_6LOswBCr8InijhYErvjWlJuRkoKPGNeiuu7PA.5wcGoy X-YMail-OSG: KCx5w1cVM1ne6A.7XGEPwAHUD3204GND1_nPbVNIx6aQMLffhiLWkmY.DcvAxHrP9bk9AX607yQ12vTtsde7ZfSDGe.b0GLKhkWCTQaXDIzphi7jxHyL5CndL7ndP_lFIjKX3v7hhloE5p_HfX9sdV75DoVQ.RUpvI7CfN6YULiep1JzD55_bm_5qgTTeXsnMkkcY6mXhXKqvG.WWjom5w40DPCBkAfIRnhABkUONaah3jB91z73nvCRmpl5Kzq9 X-Yahoo-Newman-Property: ymail-3 Message-ID: <4B00C2C9.1000700@bellsouth.net> Date: Sun, 15 Nov 2009 21:11:05 -0600 From: Charlie England User-Agent: Thunderbird 2.0.0.23 (Windows/20090812) MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Phononic bandgap muffler References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit