X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 05 Jun 2013 08:55:14 -0400 Message-ID: X-Original-Return-Path: Received: from bay0-omc3-s17.bay0.hotmail.com ([65.54.190.155] verified) by logan.com (CommuniGate Pro SMTP 6.0.5) with ESMTP id 6307797 for lml@lancaironline.net; Tue, 04 Jun 2013 23:22:46 -0400 Received-SPF: pass receiver=logan.com; client-ip=65.54.190.155; envelope-from=peterpawaviation@hotmail.com Received: from BAY152-W40 ([65.54.190.187]) by bay0-omc3-s17.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Tue, 4 Jun 2013 20:22:10 -0700 X-TMN: [uIkvH4HtNaiA3gT8tmYmfpOPYJSNKqPn] X-Originating-Email: [peterpawaviation@hotmail.com] X-Original-Message-ID: X-Original-Return-Path: peterpawaviation@hotmail.com Content-Type: multipart/alternative; boundary="_a1f8c4ad-cb79-475a-ae55-7e918f220ef0_" From: PETER WILLIAMS X-Original-To: Lancair Mailing List Subject: RE: [LML] Re: VORTEX GENERATORS ask the vender X-Original-Date: Tue, 4 Jun 2013 23:22:10 -0400 Importance: Normal In-Reply-To: References: MIME-Version: 1.0 X-OriginalArrivalTime: 05 Jun 2013 03:22:10.0838 (UTC) FILETIME=[DDBE3B60:01CE619B] --_a1f8c4ad-cb79-475a-ae55-7e918f220ef0_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable hi there i would love to learn more about the stall strips. are there photos? is the= re any design data? drawings? i asked Len Fox about stall strips and i did not get a clear answer such as= you are giving. Well he is a test pilot and does write a concise report of= conditions. thanks for any leads or information that you might have peter To: lml@lancaironline.net Date: Tue=2C 4 Jun 2013 16:05:46 -0400 From: 2thman1@gmail.com Subject: [LML] Re: VORTEX GENERATORS ask the vender Peter=2C One additional thought. Mark Kirchner of Mercer Island=2C a Boeing enginee= r=2C designed stall strips years ago. He gave me my first lesson in compos= ite work while he was building his Lancair. These strips have been thoroug= hly tested by Len Fox and others. They don't lower any of the critical spe= eds=2C but they do provide aileron control and more docile departures durin= g a stall in this unforgiving beast. Mark passed away a few years ago but = his idea was a good one and lots of IV's have safer performance because of = it. John Sent from my iPad On Jun 4=2C 2013=2C at 11:08 AM=2C John Barrett <2thman1@gmail.com> wrote: Peter=2C The web site does say all you are reporting except the fact that Len Fox ha= s done some testing=2C I assume for you? Was that on a IVP? They also don't identify themselves by name or credentials and I had not he= ard of them. Thanks=2CJohn Sent from my iPad On Jun 4=2C 2013=2C at 9:08 AM=2C PETER WILLIAMS wrote: =0A= =0A= =0A= JOHN len in his analytical way reported the reduction of stall speed (he did a b= efore and after) i was hoping that when we put the VG at 8% of chord we could improve aerolo= n authority at or near the stall. no such luck. len had no negative thoughts=2C as far as i know=2C about the VGs from my conversations with the supplier=2C they had done VG for certified a= irplanes prior to developing VGs for Lancairs. call them=2C they are very forthcoming peter To: lml@lancaironline.net Date: Tue=2C 4 Jun 2013 09:55:19 -0400 From: 2thman1@gmail.com Subject: [LML] Re: VORTEX GENERATORS Who are these people? Anybody know? Just curious. What do Len Fox and Dav= e Morss think of these things? Seems like test pilot reports would be useful. John Barrett=20 Sent from my iPad On Jun 4=2C 2013=2C at 5:14 AM=2C Bruce Whitaker wrote: Thanks=2CJust ordered a set for my 235.Great info.Bruce From: PETER WILLIAMS To: lml@lancaironline.net=20 Sent: Tuesday=2C June 4=2C 2013 6:42 AM Subject: [LML] VORTEX GENERATORS =20 =0A= =0A= =0A= HI THERE here is the link for vortex generator kits for Lancair aircraft http://www.pnwaero.com/Lancair.htm i was very happy with the company and with the results peter williams =0A= =0A= = --_a1f8c4ad-cb79-475a-ae55-7e918f220ef0_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
hi there

i wou= ld love to learn more about the stall strips. are there photos? is there an= y design data? drawings?

i asked Len Fox about stall strips and i did not get a clear answer= such as you are giving. Well he is a test pilot and does write a concise r= eport of conditions.

thanks for any leads or information that you might have
peter

To: lml@lancaironline.net
Date: Tue=2C 4 Jun 2013 16:0= 5:46 -0400
From: 2thman1@gmail.com
Subject: [LML] Re: VORTEX GENERATO= RS ask the vender

Peter=2C

One additio= nal thought.  =3BMark Kirchner of Mercer Island=2C a Boeing engineer=2C= designed stall strips years ago.  =3BHe gave me my first lesson in com= posite work while he was building his Lancair.  =3BThese strips have be= en thoroughly tested by Len Fox and others.  =3BThey don't lower any of= the critical speeds=2C but they do provide aileron control and more docile= departures during a stall in this unforgiving beast.  =3BMark passed a= way a few years ago but his idea was a good one and lots of IV's have safer= performance because of it.

John



Sent from my iPad


On Jun 4=2C = 2013=2C at 11:08 AM=2C John Barrett <=3B2thman1@gmail.com>=3B wrote:

P= eter=2C

The web site does say all you are reportin= g except the fact that Len Fox has done some testing=2C I assume for you? &= nbsp=3BWas that on a IVP?

They also don't identify= themselves by name or credentials and I had not heard of them.
<= br>
Thanks=2C
John

Sent from my iPad


On Jun 4=2C 2013=2C at 9:08 AM=2C PETER WILLIAMS <=3Bpeterpawaviation@hotmail.com<= /a>>=3B wrote:

=0A= =0A= =0A=
JOHN

<= /font>len in his analytical way reported= the reduction of stall speed (he did a before and after)

<= /font>i was hoping that when we put the = VG at 8% of chord we could improve aerolon authority at or near the stall. = no such luck.

len= had no negative thoughts=2C as far as i know=2C about the VGs
=
from my conversations with th= e supplier=2C they had done VG for certified airplanes prior to developing = VGs for Lancairs.

call them=2C they are very forthcoming

peter

To: lml@lancaironline.net
= Date: Tue=2C 4 Jun 2013 09:55:19 -0400
From: 2thman1@gmail.com
Subject: [LML] Re: VORTEX GENERATORS
=
Who are these people? Anybody know?  =3BJust curious.  =3B= What do Len Fox and Dave Morss think of these things?

<= div>Seems like test pilot reports would be useful.

John Barrett =3B

Sent from my iPad

On Jun 4=2C 2013=2C at 5:14 AM=2C Bruce Whitaker <=3Bbrucewhitaker67877@yahoo.com>=3B wrote:<= br>

Thanks=2C
Just ordered a set for my 235.
Great info.
Bruce
<= /div>
From: PETER WILLIAMS <=3Bpeterpawaviation@hotmail.com>=3B
To: lml@lancaironline.net
Sent: Tuesday=2C June 4=2C 2013 6:42 AM
Subject: [LML] VORTEX GENERATORS

=0A= =0A= =0A=
HI THERE

here is the link for vortex generator= kits for Lancair aircraft

http://www.pnwaero.com/Lancair.htm=

i was very happy with the company and with the results

p= eter williams
=0A=


=
=0A=
= --_a1f8c4ad-cb79-475a-ae55-7e918f220ef0_--