X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imr-da06.mx.aol.com ([205.188.169.203] verified) by logan.com (CommuniGate Pro SMTP 5.4.4) with ESMTP id 5480581 for flyrotary@lancaironline.net; Fri, 13 Apr 2012 16:45:01 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.188.169.203; envelope-from=CozyGirrrl@aol.com Received: from mtaomg-da02.r1000.mx.aol.com (mtaomg-da02.r1000.mx.aol.com [172.29.51.138]) by imr-da06.mx.aol.com (8.14.1/8.14.1) with ESMTP id q3DKiHq7007243 for ; Fri, 13 Apr 2012 16:44:17 -0400 Received: from core-dsa001b.r1000.mail.aol.com (core-dsa001.r1000.mail.aol.com [172.29.252.65]) by mtaomg-da02.r1000.mx.aol.com (OMAG/Core Interface) with ESMTP id 90EB0E00008B; Fri, 13 Apr 2012 16:44:16 -0400 (EDT) From: CozyGirrrl@aol.com Message-ID: Date: Fri, 13 Apr 2012 16:44:16 -0400 (EDT) Subject: Re: [FlyRotary] Re: Laser Ignition, was: [FlyRotary] Re: The 16X is A L I V E... To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_b18f.20274c0e.3cb9ea20_boundary" X-Mailer: AOL 9.6 sub 5004 X-Originating-IP: [69.154.217.225] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20110426; t=1334349856; bh=4rfAskjO26e6Fi4cNtDtJbuQWPDY9HywDWKUE5U/qEI=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=lqRgwsmlNWOPbPWyWv1Cswyq+RS3A+w6c89aMKHRL8k39lEP/V6y81CVTSRZAOD7O soItKRxC7kIkY408TPOL2pFiP49AuYHlr1XQ8ipIRKph42BM3fWRX7fB/Y4QiOben6 W5avCWmxjsLR35Oip3B7w6g/n7QVRMnDqauAlGHA= X-AOL-SCOLL-SCORE: 0:2:387380640:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d338a4f8890200f46 --part1_b18f.20274c0e.3cb9ea20_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit I don't think you'd have any kind of scraper seal running across a window, diamond or otherwise. Once you scratch it you lose definition. Depending on wavelength, lasers typically go through BK7 or fused silica windows. Neither is particularly scratch resistant. The thing is, lasers are optical, optics require clarity and cleanliness. I'd have more faith in re-firing a fouled plug than for a fouled optical system to get better when I need it the most. Chrissi & Randi _www.CozyGirrrl.com_ (http://www.cozygirrrl.com/) CG Products, Custom Aircraft Hardware Chairwomen, Sun-N-Fun Engine Workshop In a message dated 4/13/2012 11:38:05 A.M. Central Daylight Time, echristley@att.net writes: CozyGirrrl@aol.com wrote: > And all this will work only if the combustion chamber is always squeaky > clean, no deposits or film on the windows, once that happens it all goes > to heck quickly. > If you've got a film building up on the rotor housing's chrome face, aren't you behind the curve already? I could see it being a problem in a piston cylinder's head. I've had to chip off gunk with a screwdriver it had built up so thick. But they aren't constantly being wiped by an apex seal like in a rotary. -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html --part1_b18f.20274c0e.3cb9ea20_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

I don't think you'd have any kind of scraper seal running across a win= dow,=20 diamond or otherwise. Once you scratch it you lose definition. Depending on= =20 wavelength, lasers typically go through BK7 or fused silica windows. Neithe= r is=20 particularly scratch resistant. The thing is, lasers are optical, optics re= quire=20 clarity and cleanliness. I'd have more faith in re-firing a fouled plug tha= n for=20 a fouled optical system to get better when I need it the most.

Chrissi &=20 Randi
www.CozyGirrrl.com
C= G=20 Products, Custom Aircraft Hardware
Chairwomen, Sun-N-Fun Engine Workshop=

In a message dated 4/13/2012 11:38:05 A.M. Central Daylight Time,=20 echristley@att.net writes:

= CozyGirrrl@aol.com wrote:
> And all this will work only if= the=20 combustion chamber is always squeaky
> clean, no deposits or film o= n the=20 windows, once that happens it all goes
> to heck quickly.
>&n= bsp;=20

If you've got a film building up on the rotor housing's chrome fa= ce,=20 aren't you behind the curve already? I could see
it being a prob= lem=20 in a piston cylinder's head. I've had to chip off gunk with a=20 screwdriver it had built up so thick.
But they aren't constantly being= =20 wiped by an apex seal like in a rotary.

--
Homepage: =20 http://www.flyrotary.com/
Archive and UnSub: =20 http://mail.lancaironline.net:81/lists/flyrotary/List.html

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