X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 20 Feb 2008 15:20:13 -0500 Message-ID: X-Original-Return-Path: Received: from fed1rmmtao105.cox.net ([68.230.241.41] verified) by logan.com (CommuniGate Pro SMTP 5.2.0) with ESMTP id 2737401 for lml@lancaironline.net; Tue, 19 Feb 2008 18:08:16 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.41; envelope-from=warbirdaeropress@cox.net Received: from fed1rmimpo03.cox.net ([70.169.32.75]) by fed1rmmtao105.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20080219230735.KSAI9710.fed1rmmtao105.cox.net@fed1rmimpo03.cox.net> for ; Tue, 19 Feb 2008 18:07:35 -0500 Received: from dell ([68.109.186.206]) by fed1rmimpo03.cox.net with bizsmtp id rb7G1Y0094Td3Nk0000000; Tue, 19 Feb 2008 18:07:19 -0500 X-Original-Message-ID: <001b01c8734c$31811130$6401a8c0@dell> From: "Scotty G" X-Original-To: "Lancair Mailing List" References: Subject: High Speeds in LNC2s X-Original-Date: Tue, 19 Feb 2008 16:07:25 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0018_01C87311.84A3E170" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_0018_01C87311.84A3E170 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Grayhawk and other interested parties, I don't know if I can illuminate with any perceived wisdom I may have... = If I can, I bet it would light up a small broom closet. At any rate, you = suggested I share why I said one should have lots of care flying a LNC2 = fast. It's all pretty basic. Well, for starters, it's just plain smart. The airframe has a limiting = speed, and for racing and racing only, I may or may have not flirted = with this limit. (VBG) Any airplane at redline speed has much tighter = limits related to G, stability, and structural integrity. We all know = and accept this, and I'm already stating the obvious. I have read about the twisting moment of the LNC2 tail at high speeds, = but I have not noticed anything that would make me think I've run into = this. Beefing up this area seems like a great idea, but that will depend = on what a specific owner wants. As for rmy experiences, during the race starts coming down the chute, I = was using "lots of care" because our airplanes (320/360) have the = ability to load lots of G in less than a second. Being ham-fisted in a = Lancair is already discouraged, and this is even more apparent in a = short-mount, small tail, aft-cg LNC2 at redline in smooth air. Now throw = in an adversarial start formation, wind, and turbulence, and you're = backed into a corner. Lots of care. That, too, is obvious. But even on the course, flying the airplane in the yellow arc at race = speeds is just like cruising at the same speed at altitude, except I had = more power and higher speed due to the lower altitude. We all have to = worry about turbulence and G loading during high speed flight. One bump = big enough and something can break. Bad day if it does. Anyway, that is where my comment came from. HTH. Unleashed is also back up for sale. Scotty G LightAndLift.com Warbird Digest Magazine WarbirdAeroPress.com ------=_NextPart_000_0018_01C87311.84A3E170 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Grayhawk and other interested=20 parties,

I don't know if I can illuminate with = any=20 perceived wisdom I may have... If I can, I bet it would light up a small = broom=20 closet. At any rate, you suggested I share why I said one should have = lots of=20 care flying a LNC2 fast. It's all pretty basic.

Well, for starters, it's just plain = smart. The=20 airframe has a limiting speed, and for racing and racing only, I may or = may have=20 not flirted with this limit. (VBG) Any airplane at redline speed has = much=20 tighter limits related to G, stability, and structural integrity. = We all=20 know and accept this, and I'm already stating the obvious.

I have read about the twisting moment = of the LNC2=20 tail at high speeds, but I have not noticed anything that would make me = think=20 I've run into this. Beefing up this area seems like a great idea, but = that will=20 depend on what a specific owner wants.

As for rmy experiences, during the = race starts=20 coming down the chute, I was using "lots of care" because our airplanes=20 (320/360) have the ability to load lots of G in less = than a=20 second. Being ham-fisted in a Lancair is already discouraged, and this = is even=20 more apparent in a short-mount, small tail, aft-cg LNC2 at redline = in=20 smooth air. Now throw in an adversarial start formation, wind, and = turbulence,=20 and you're backed into a corner. Lots of care.

That, too, is obvious.

But even on the course, flying the = airplane in the=20 yellow arc at race speeds is = just like=20 cruising at the same speed at altitude, except I had more power and = higher speed=20 due to the lower altitude. We all have to worry about turbulence and G = loading=20 during high speed flight. One bump big enough and something can break. = Bad day=20 if it does.

Anyway, that is where my comment came = from.=20 HTH.

Unleashed is also back up for = sale.

Scotty = G
LightAndLift.com
Warbird Digest=20 Magazine
WarbirdAeroPress.com

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