Return-Path: Sender: (Marvin Kaye) To: lml@lancaironline.net Date: Thu, 16 Sep 2004 12:21:08 -0400 Message-ID: X-Original-Return-Path: <5zq@cox.net> Received: from lakermmtao11.cox.net ([68.230.240.28] verified) by logan.com (CommuniGate Pro SMTP 4.2.1) with ESMTP id 413629 for lml@lancaironline.net; Thu, 16 Sep 2004 12:16:58 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.240.28; envelope-from=5zq@cox.net Received: from OFFICE ([68.110.249.147]) by lakermmtao11.cox.net (InterMail vM.6.01.03.04 201-2131-111-106-20040729) with SMTP id <20040916161623.QUBI11989.lakermmtao11.cox.net@OFFICE> for ; Thu, 16 Sep 2004 12:16:23 -0400 X-Original-Message-ID: <030801c49c08$660b3b20$6501a8c0@OFFICE> From: "Bill&Sue" <5zq@cox.net> X-Original-To: "Lancair Mailing List" References: Subject: Re: [LML] Re: long trip and starter woes... X-Original-Date: Thu, 16 Sep 2004 12:15:35 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0305_01C49BE6.DED37580" 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_0305_01C49BE6.DED37580 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I have seen similar variations of speed in smooth air. I think that = was one of my problems in hand flying and holding perfect pitch. When I = have had Arnie flying along side, I occasionally gets comments like = "Why'd ya slow down?" As you have seen, there is no indication in the = engine data. Are we marginally losing laminar flow from time to time? Have others = noticed this? And, the ever imponderable, "Why?" Does it happen in a = certain speed range? Altitude? Bug contamination?=20 I've noticed this in cruise, a smooth variation of +/- 3 or 4 knots = TAS. I've always attributed it to changes in the wind, that is, very = small wind shears. However if you and Arnie were tip to tip and you = experienced it and he didn't....that would pretty much ruin that theory. = Hey, maybe you were eating that sandwich at the time and increasing your = weight....uhhh, naa. Solar winds? Coriolus effect? A warp in the = time-space continuum? I'm outa ideas. Bill Harrelson 5zq@cox.net N5ZQ 320 800+ hrs N6ZQ IV 0.003% (it'd be higher if I'd get off the computer and = get back to work) ------=_NextPart_000_0305_01C49BE6.DED37580 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
 
I have seen similar variations of speed in smooth air.  = I think=20 that was one of my problems in hand flying and holding=20 perfect pitch.  When I have had Arnie flying along side, I=20 occasionally gets comments like "Why'd ya slow down?"  As = you have=20 seen, there is no indication in the engine data.
 
Are we marginally losing laminar flow from time to time?  = Have=20 others noticed this? And, the ever imponderable, "Why?"  Does it = happen=20 in a certain speed range? Altitude? Bug contamination?
 
 
 
 
I've noticed this in cruise, a smooth = variation of=20 +/- 3 or 4 knots TAS. I've always attributed it to changes in the = wind, that=20 is, very small wind shears. However if you and Arnie were tip to tip = and you=20 experienced it and he didn't....that would pretty much ruin that = theory. Hey,=20 maybe you were eating that sandwich at the time and increasing your=20 weight....uhhh, naa. Solar winds? Coriolus effect? A warp in the = time-space=20 continuum? I'm outa ideas.
 
Bill Harrelson
N5ZQ  320  800+ hrs
N6ZQ   IV   = 0.003%  (it'd be=20 higher if I'd get off the computer and get back to=20 work)
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