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"D.A.L" <donlap...@aol.com> wrote in message
news:96ab8188.02122...@posting.google.com...
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I have seen one ship fresh from the factory (Grob) with the horizontal stab
noticeably off laterally (not 90 degrees when viewed from the nose) There are
adjustments for all these minor problems.
JJ Sinclair
Now, you seem to want to give us some information along with your opinion:
>" From what I heard there were no adjustments possible and a factory guy
> was going to come over and cut apart..." and;
>"I'm not saying the 304 is not a good/great plane but..."
Just exactly what is it you are trying to say DAL?
Vaughn
Though I'm not anywhere near as qualified as either JJ or Tim to comment, I
can tell you from my experience with both a Grob Astir and an LS-4,
tailplane adjustments are far from an exact science. On the Grob, the ball
and socket setup has surprisingly wide variation in both vertical and
horizontal axis "true" on 3 ships I've seen. I've also had personal
experience with large pitch variation in the stud-and-socket setup on two
LS-4s. My experience is that knowledgeable pilots abound in soaring, and
I for one wouldn't hesitate to purchase a ship with a discrepancy as minor
as the one described.
I do agree that, in general, the quality of the total package coming out of
the big European factories could do with a bit of "Honda-ization." The
amount of work that the buyer has to put into getting a production ship
tuned for racing or serious XC is pretty distressing. We at the New Yankee
Glider Shoppe (aka Richard Kellerman's garage) refer to them as $70,000
sailplane kits.
"D.A.L" <donlap...@aol.com> wrote in message
news:96ab8188.02123...@posting.google.com...
Just for interest what work do you do to make new sailplanes
competition ready?
John Galloway
- Water ballast system enhancements (i.e. one that doesn't approximate the
flow rate of a typical septuagenarian pilot - see next item)
- Pee system
- Canopy sealing
- Cockpit ventilation
- Cockpit storage pouches
- Venting fuselage "waste" air
- 5th or 6th point harness
- Control rod seals
- Battery hard points
Granted, the latest generation of ships seems to be on the right track, but
there's still a ways to go. But, I still think that, as a practical
matter, a serious buyer should plan on at least 20-30 hours of shop time to
accomplish some or all of this list in the first season.
I'm a realist by the way - I'm pretty sure that the manufacturers aren't
exactly getting rich as it is, so I'm not expecting to see "rich Corinthian
Leather in the near future."
"John Galloway" <REMOVE_TO_R...@hotmail.com> wrote in message
news:aut3o1$9v2g3$1...@ID-49798.news.dfncis.de...
And where the heck did you get 60,000? you thinking of stashing
krugerands in the seat pan? (assuming you have not segue'd on the
described ship as well as the posting point)
"Papa3" <pap...@ix.netcom.com> wrote in message
news:ausp5t$h3j$1...@slb1.atl.mindspring.net...
> I'm a realist by the way - I'm pretty sure that the manufacturers aren't
> exactly getting rich as it is, so I'm not expecting to see "rich Corinthian
> Leather in the near future."
I know DG offers this, maybe Schleicher also, so your dreams are
answered!
--
Delete the REMOVE from my e-mail address to reply directly
Eric Greenwell
Richland, WA (USA)
As an aside, I though Don would appreciate the following quote from the
Bikle talk:
" How many people ever check the rigging on their ship before a contest? I
never realized the problem was so great until we started running these
performance tests. We found flaps that were rigged as much as 50 off from
the cockpit control readings used to match the flap setting to the airspeed
for best performance. Aileron droop has been as much as 50 different from
that specified and that's just like carrying 5 degrees of flap around in the
wrong place over some 30 percent of your wing span. It can also affect
thermaling and stalls in the thermal. Things like this can really hurt in
some cases. The aileron travel has been as much as 10" less than called for
and this is a loss in aileron power which can degrade thermaling and roll
response in general. Improperly rigged elevators and rudder controls can
influence spin recovery and again could spoil your whole day."
"Hoot" <cirru...@hotmail.com> wrote in message
news:5A4AC01DA904B409.33BDFC34...@lp.airnews.net...
I think Sailplane & Gliding had an article with pictures about this a couple
of years ago. I will see if I can dig it out. As I recall, you just used
the attachment points already in the glider.
I used many aspects of the S&G design, although that version required
significant mods to the straps with sewn-in loops. Could be a problem
trying to resell a certificated aircraft. I'm reluctant to discuss this
in public too much given the potential issues it raises. But, I wouldn't be
averse to a hypothetical discussion about how one "might" go about this.
My problem is that I don't have the time or resources to do extensive
testing (destructive or otherwise). So, if someone out there has access
to an otherwise trashed fuselage with a fully intact cockpit and a group of
grad students, it might be interesting to proof-test some alternative
designs to the S&G version.
"Greg Arnold" <Soa...@REMOVEcox.net> wrote in message
news:rsGQ9.14090$L61.1...@news1.west.cox.net...
http://www.cleansweepsupply.com/pages/skugroup27117.html
In my case, I bribed dear old mom to sew up a couple of custom-shaped
pouches made out of some heavy duty furniture covering. Look great and
make optimal use of the tapered sidewall in the LS8. Unfortunately, she
has made it clear that serial production is out of the question :-)
"Greg Arnold" <Soa...@REMOVEcox.net> wrote in message
news:rsGQ9.14090$L61.1...@news1.west.cox.net...
>
I use the Axius Easy Access Trunk Organizer.
You can see them at:
http://www.axius.com/html/products/org/org_trunk.htm
At $8.97 from Wal-Mart, it's a little more expensive than the bank deposit
pouches.
It's 30 inches long by 9 inches deep by 4 1/2 inches thick.
There's mesh pockets on the front for stuff you need to see.
It's divided into 3 sections, and one end is just about perfect for a quart
water bottle.
It has Velcro closures, but I added "Murphy fasteners" (those
turnbutton-style fasteners that go through an oval grommet) to make sure
that it stays closed.
Tim Ward
I found the article: S&G April-May 2000. Tony had another article this
year about landing gear drop tests.
>> Several folks asked offline about pouches. Bank Deposit pouches are
>> usually a good, general solution. See for example:
>>
>> http://www.cleansweepsupply.com/pages/skugroup27117.html
>>
I use the portable pocket bags from REI.
http://www.rei.com/online/store/Search?query=pouches&min=0&pix=1&pix=0&bra
nd=any&max=0&storeId=8000&x=25&y=14
Steve