No activity there in a very long time, anyone know what happened to that group?...
17881
Aurigema, Andrew N
eosraptor1
Aug 1, 2006 10:54 am
With the advent of the tabulators ( what everybody calls vortex generators ) I think I would use the GU25 like the plans call for. I might flatten out the...
17882
Aurigema, Andrew N
eosraptor1
Aug 1, 2006 5:31 pm
Jeff might. I wrote the original ones a bunch of years ago but have not updated them in a long time. Andrew ________________________________ From:...
17883
oneskydog@...
one1skydog
Aug 2, 2006 12:04 am
In a message dated 8/1/2006 2:45:19 AM Mountain Daylight Time, chrishazlitt@... writes: No activity there in a very long time, anyone know what happened...
17884
chrishazlitt
Aug 2, 2006 12:56 am
I tried to post to his group but after two weeks the messages auto- reject! I see that new members are still joining it. Thanks Chris ... to ... for a year...
17885
illecaelumfremitus
illecaelumfr...
Aug 3, 2006 10:41 pm
ok, i havent started so much as a bit on a DF yet, but in theory could the vertical stabalizer be removed compleetly and install some horton style rudders just...
17886
oneskydog@...
one1skydog
Aug 3, 2006 11:21 pm
In a message dated 8/3/2006 4:42:01 PM Mountain Daylight Time, illecaelumfremitus@... writes: ok, i havent started so much as a bit on a DF yet, but in...
17887
Jim H.
jimboh62
Aug 4, 2006 12:35 am
Okay...I'll bite. I'm not an aircraft designer, but intuitively, looking at any of Rutans canard designs, or a Zagi flying wing (popular R/C glider), or ...
17888
illecaelumfremitus
illecaelumfr...
Aug 4, 2006 1:24 am
I do not proclaim to be an aircraft designer either, but I just thought it could knock a little drag off and a few cruising knots on to the preformance of an...
17889
Jim Patillo
logisticseng...
Aug 4, 2006 1:40 am
Quickie & Dragonfly Members: I've been requested to remind you all of our 2006 Fly In. It will be held this year on August 18th and 19th. There will be a...
17890
n764jm
Aug 4, 2006 3:40 am
Just how fast do you think the DF should fly? The Vne [never exceed] was set by the original designer at 156 Kts/180 mph. There are folks that can exceed...
17891
Aurigema, Andrew N
eosraptor1
Aug 4, 2006 10:46 am
What ??? The ailerons are inboard on the aft wing. Are you talking about putting Vary-ez style Whitcomb winglet style rudders on the aft wing ??? If so, the...
17892
DraagunFly@...
dflyer2002
Aug 4, 2006 2:55 pm
I vaguely remember Bob Walters saying at an informal gathering of Df builders at Oshkosh one year (after he'd sold out to Rex) that he had tested to slightly...
17893
Dave Morris "Big...
n5up
Aug 4, 2006 3:09 pm
And that was with unbalanced control surfaces, right? IIRC, other than the rudder, there are no instructions in the plans for mass balancing. Dave Morris...
17894
Patrick Panzera
pat_panzera
Aug 4, 2006 3:44 pm
Hey gang! It's time again for the Livermore fly-in, Livermore CA. I usually bring the Corvair engine stand ...
17895
DraagunFly@...
dflyer2002
Aug 4, 2006 3:47 pm
That is correct. No mass balance on the prototype. One reason for the ailerons being inboard. Less effecient, but less likely to flutter. Richard in Chino ...
17896
Vern Lehman
smeshno1
Aug 4, 2006 5:14 pm
... putting ... small. ... From the Lurk mode. Drew is correct in the yaw moment effect however is the question about increasing performance is related to ...
17897
Deems Herring
dsleepy47
Aug 4, 2006 6:01 pm
On this subject has anyone attended the flutter analysis class or used the software from: http://www.aircraftdesigns.com/classes.html or any experience with...
17898
Dave Morris "Big...
n5up
Aug 4, 2006 7:19 pm
Might be if you're planning to design your own airplane. But if you're building according to plans, there's probably no need to, unless you just like learning...
17899
Deems Herring
dsleepy47
Aug 4, 2006 8:54 pm
I do like learning stuff but I was thinking more along the lines of what has been discussed here. It seems that any non STOL design ends up with people pushing...
17900
illecaelumfremitus
illecaelumfr...
Aug 4, 2006 10:13 pm
... no i was thinking more along the lines of the rudder system used on the B2 or other flying wing style where the trailing edge would split open like an...
Richard Its one thing to kill yourself and another thing to say or do something that might kill someone else!! Old Navy ... From: Dave Morris "BigD" To:...
17903
chrishazlitt
Aug 6, 2006 1:44 am
Here is a link to a white paper on HP vs Speed and design loads I just found through a google search when looking to see how fast a DF would cruise with a 100...
17904
n764jm
Aug 6, 2006 5:35 am
Chris, I don't have a Jabaru 3300 in my DF but I do have a 3300 Continental. I have seen this type of chart and done some calculations 20 years ago. IIRC my...
17905
chrishazlitt
Aug 6, 2006 7:15 am
Justin, Tks for posting on that. I heard from someone, don't remember who now, but they said the G loading on the DF in reality is much higher than the...
17906
Bob Moehlenkamp
n2dfs2
Aug 6, 2006 8:19 am
Chris, Try this test report. http://www.ez.org/cp45-p3.htm Bob MO ... higher ... arobatic ... Subaru's ... strong ... power ... portion ... little ... 180+ ......
17907
chrishazlitt
Aug 6, 2006 8:52 am
Yes! That's what I was hearing about. Thanks much, 10 G' minimum in their tests is increadible. I wonder how the wings on the DF compare to the E-Z's strength,...
17908
GeneKnapp2@...
cozydvr
Aug 6, 2006 2:58 pm
Chris Not log ago, Dale Martin of Lewiston ID made avaliable a DVD of Burt, With the help of Mile Melvil and others, testing three builder Long EZ canards to...
17909
chrishazlitt
Aug 6, 2006 8:26 pm
Sounds like we can fly these aircraft at Vne without too much worry of structural damage or failure if we hit a fps gust. Increadible. ... Burt, ... Long EZ ...
