X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 14 Dec 2005 07:52:38 -0500 Message-ID: X-Original-Return-Path: Received: from imo-d23.mx.aol.com ([205.188.139.137] verified) by logan.com (CommuniGate Pro SMTP 5.0.4) with ESMTP id 881368 for lml@lancaironline.net; Tue, 13 Dec 2005 23:49:20 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.188.139.137; envelope-from=Sky2high@aol.com Received: from Sky2high@aol.com by imo-d23.mx.aol.com (mail_out_v38_r6.3.) id q.213.f36b696 (2519) for ; Tue, 13 Dec 2005 23:48:23 -0500 (EST) From: Sky2high@aol.com X-Original-Message-ID: <213.f36b696.30d0fe16@aol.com> X-Original-Date: Tue, 13 Dec 2005 23:48:22 EST Subject: Re: [LML] Re: Props and vibration X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1134535702" X-Mailer: 9.0 Security Edition for Windows sub 5300 X-Spam-Flag: NO -------------------------------1134535702 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 12/13/2005 10:16:19 P.M. Central Standard Time, lorn@dynacomm.ws writes: Do a google search for "Mark Landoll's harmonic dampener". A number of LNC2 owners, including myself, use Mark's harmonic dampener. The dampener adds 12 pounds of weight to the propeller ring gear. It also helped my center of gravity. Steve & Lorn, Yep. Consider reading this: _http://www.epi-eng.com/ET-PistonExcit.htm_ (http://www.epi-eng.com/ET-PistonExcit.htm) Especially the part that deals with: "...The waveform in Figure 2 the instantaneous torque curve for an even-firing 4-cylinder engine, measured at the output flange of the crankshaft. ..." Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) Merry Christmas to all! -------------------------------1134535702 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 12/13/2005 10:16:19 P.M. Central Standard Time,=20 lorn@dynacomm.ws writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>Do a=20 google search for "Mark Landoll's harmonic dampener". A number
o= f=20 LNC2 owners, including myself, use Mark's harmonic dampener. The =20
dampener adds 12 pounds of weight to the propeller ring gear. It=20 also
helped my center of gravity.

Steve & Lorn,

Yep.

Consider reading this:

http://www.epi-eng.com/ET= -PistonExcit.htm

Especially the part that deals with:

"...The waveform in Figure 2 the instantaneous torque curve for an=20 even-firing 4-cylinder engine, measured at the output flange of the cranksha= ft.=20 ..."=20

Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL (KARR)

Mer= ry=20 Christmas to all!

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