Hi everyone,
Does anyone have the co-ordinates for the HQ 14/18.3, HQ 17/14.38 (ASW22 ASH25)
or HQ 21 airfoils?? If so I would appreciate getting a copy of them.
I am also interested in getting hold of any of the DU series of airfoils.
Regards
Anthony
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Hi everyone,
I am after a number (at least two, maybe four) of the rectangular sliding
'clear vision panel' windows that are fitted with fold out air scoops.
Is there an agent for Mecaplex in Australia?
Alternatively does anybody have stocks of these on the shelf?
Thanks,
Anthony
--
Hi everyone,
I need a length (315mm at least) of metric steel tube: outer diameter 26mm,
wall thickness at least 1mm (thicker is OK). Any of the 'falke owners (or
similar German/metric steel tube a/c) out there have a left over piece from
repairs that I could acquire?
Thanks
Anthony
Bergfal
Hi everyone
I picked up my new clear vision panels, complete with air scoops, from Ian
Linke this evening and I will fit them to ZQ later tonight. He has done an
excellent job and I highly recommend his work to anyone.
Whilst at his place, I showed him a picture of an aircraft control stick
gri
Not alcohol related but supposedly a true story:
Boeing was testing the 737-400 for passenger emergency escape. The Boeing
volunteers had to all get out of the aircraft in 45(?)seconds (I will have
to check the certification on that one... 45 seconds was the requirements
the RAAF used for their
I am not a radio expert, but metal aircraft often have funny transmission /
reception patterns depending on the antenna location and its interaction with
the base plane (ie the aircraft skin). I know AUGC's Puchatek has a few angles
(sectors?) where reception and transmission are not as good a
here may
even be a discount on the book for a bulk order...
Regards,
Anthony
Forwarded Message:
> To: Anthony Smith <[EMAIL PROTECTED]>
> From: EQIP <[EMAIL PROTECTED]>
> Subject: Re: 'Sailplanes Vol 1 1920 - 1945'
> Date: Tue, 05 Jun 2001 08:59:39 +0200
> -
For those really, truly interested: Plasma or 'Spectra' rope technology was
developed for NASA to tether astronouts to spacecraft.
Apparently it is now the in thing to have on your 4WD winch.
E-mail (home): [EMAIL PROTECTED]
Phone (home): (08) 8269 2687
- Original Message -
From: Jason
Hi everyone,
Since the subject of hypobaric chamber runs has come up in this discussion:
Where are people presently going to do hypobaric chamber runs (ie experiencing
the effects of being at 25,000 ft without oxy by being in a big steel can with
two thirds of the air sucked out of it)?
I hav
Hi all,
Does anyone have the contact details (e-mail preferrably) for Steve Gray,
recently of Adelaide Uni Gliding Club, now living in Canberra??
Thanks in advance,
Anthony
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Yep I goofed. It was supposed to go to Simon before everyone else got to see
my ranting and ravings Doh!
> Hi Simon,
>
> I typed this up this morning, but I am having second thoughts about it.
> Perhaps a second opinion is warranted before I send it out to the big wide e-
> world. I sta
Hi everyone,
AUGC is holding its annual strategic planning night in a couple of weeks time.
This process was started around 12 months ago with the drafting of the clubs
strategic plan. It is now time to review and improve it.
A brief perusal of the web pages shows that DDSC recently held a s
The design of the twin may very well be based on a K21. Certainly the forward
fuselage looks to be exceedingly similar. But then they may have adapted the
design to their own use.
The K21 has quite a (relatively) old wing on it. It is to all aerodynamic
intents and purposes identical to the
The Herc landed and taxied in (all under its own power) whilst I was out on
the tarmac in the bomb bay of a P-3 at Edinburgh. No sign of any
modification to fit an impromptu nose release
It has shades of an international competition to build a reusable space
vehicle for space tourism. One c
This made the Adelaide papers a few
months back It has a 1000m tower with a 15m/s core speed. Here
is the blurb that I put in Adelaide Uni GC's Jan newsletter (www.augc.aus-soaring.on.net) and
the companies web page:
A few years back in the March 98 newsletter I wrote a short article
Hi all
I have seen a number of newer aircraft around that have the instrument panel
connected to the pneumatics (ie static, pitot, TE and flask plumbing) by a
four tube connector. It looks a little like a 4 pin canon plug but with 4
pneumatic tubes rather than wires.
Anyone know if these are re
Hi all,
I really didn't want to get too involved in the 'GFA sniping' discussion,
but was quite content to see if any good ideas came out of it.
-
>You seem to believe (from earlier posts) that people only become
>instru
Ooops let's try that again shall we.
Hi all,
I really didn't want to get too involved in the 'GFA sniping' discussion,
but was quite content to see if any good ideas came out of it that could be
applied to AUGC.
However, Mike's comment below has prompted my opinion below..
---
He said he'd seen quite a number of occasions where members had started
their kids around the same age as Jos. Because of the aptitude of the young
they get to quite a high standard, perhaps solo standard, well before
they're
An interesting beast providing that you want to go in a straight line! The
ekranoplanes and othe WIG craft have a turn radius measured in kilometers.
I am reliably informed that the 'flightship' is no better. The Soviets
decided it was quicker to land, turn the aircraft to a new heading and then
Hi everyone,
Anyone know the whereabouts of a broken K-13?
I am interested in acquiring the cockpit trim control levers for both the front
and rear seats (and the length of bowden cable between the two levers).
Alternatively, anyone know of a similar bowden cable lever setup for a two seater
work experience and similar,
but I am not sure what the current situation in South Melbourne is, so no guarantees
unfortunately. Alternatively, contact me independant of the list for other
aero companies in the defense industry in Oz.
Best of Luck,
Anthony Smith
Base Structures Engineer - Edin
I'd certainly be interested. It has been suggested before to fit
such a kit to AUGCs and my Bergfalke 4. My Bergfalke has been
modified to having the handbrake on the column using motorbike brake
handles, via a cable to the wheel. AUGCs has been modified to
remove the wheel brake from the end o
PS- (Anyone go gliding on the weekend.)
Yep! Justine and I spent a lovely 2 and a half hours together, soaring in my
Bergfalke 4 at Lochiel on Sunday. Thermals to 3,500' and moderate ridge lift
meant a very pleasant winters afternoon.
We did a short cross country up the North Hummocks Ra
It's probably too soon for the details yet. I'm sure that the arrangements will
be announced when they are available.
>
>Does anyone know date and time of Maurie's funeral
>
>Bob Ward
>
>
>
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OK, I'll take the bait. I'll try to be constructive and positive, but it is
probably going to be a bit negative in a few places.
Myself and another fellow aero engineer in Adelaide are considering some of
these possibilities. Following on from the numbering of the first e-mail:
1. The Platupu
I'll bite yet again. (Colin C is doing really well with pushing some of my buttons)
See if you can get someone (campaign the GFA to do it perhaps?) interested in
setting up a design 'competition' (be carefull in the use of the word competition')
Set a goal: eg affordable (you will need to defi
Hi all,
Colin C is eerily close to some details of Redmond's Rocket: especially the
fibreglass panels over a steel tube fuselage, but also with the removeable engine
and extendable wings and _possibly_ aero tow capability.
His e-mail prompted a different line of thought today at lunchtime. That
.. well maybe a
kitten).
I'm sure he'll ear bash me on the airfield on next Saturday arvo.
Anthony
At 04:35 pm 18/09/02 +0930, you wrote:
> > -Original Message-
> > From: anthony smith [mailto:[EMAIL PROTECTED]]
> >
> > Hi all,
> >
> >
&g
I understand that there is a performance
cut off for the comp? You want at least Std Libelle performance or similar?
AUGC has a Club Libelle which therefore can’t
compete and this is the aircraft that most of AUGC’s juniors fly.
I reckon I know at least one person who
was turned of
nd an AUGC Junior
that wants to fly your Club Libelle at JoeyGlide, send them along!
Nick.
- Original Message -
From:
Anthony Smith
To: 'Discussion of issues
relating to Soaring in Australia.'
Sent: Wednesday, August 31, 2005 7:13
PM
Subject: RE: [Au
Hi all
I am in need of a portable oxygen system for the week of Thursday 27 October
thru to Thursday 3 November.
Does anybody have a system that I can borrow, rent or even buy over that
timeframe?
Thanks
Anthony
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Hi all
I have a favour to ask of someone with access to a K-13. I
would like them to take some basic measurements of the
canopy and take a digital pic of one.
If you can help, please let me know.
Thanks
Anthony
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Title: Message
Does anyone know whether the owner (member
of GCV) of LS-3 VH-WUE has an e-mail address?
Justine took some pics of him as he thermalled
with us at Khancoban last November and would like to send him some prints.
Anthony
__
Introducing them to soaring is part of the basic
training. Giving them the a copy of the ‘Advanced Training Book’
(or what ever GFA chose to call it) well before they are near solo is also part
of it, because you can start teaching some of that, long before they are ready
to solo.
I
For great results, draw up the instrument panel on a CAD program and then
get it laser cut out of aluminium sheet. Then get aluminium sheet anodized
black. Looks great and all the holes line up perfectly.
Save the CAD file to CD for next time when you want to fit a Borgelt B8000
or something.
Hi all
Anyone in touch with Rob Marriott of Melbourne? Last seen departing
Adelaide with the bits of Bocian 1e KYW?
Anthony
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>From my experiences with Libelles.
- The ailerons should be rigged to zero deflection in
flight. Common trap for new players is slop in the control
linkages. When rigging the ailerons on the ground, the
weight of the aileron sits the aileron at the bottom end of
the control slop. In flight th
e: [Aus-soaring] More: Libelle performance
Superb Picture!
Roger Browne
- Original Message -
From: "Anthony Smith" <[EMAIL PROTECTED]>
To: "'Discussion of issues relating to Soaring in Australia.'"
Sent: Friday, March 24, 2006 5:50 PM
Subject: [Aus-soa
The AUGC approach for the hangar door rail problem was to have the track for
the glider a little above the track for the door. The glider track had a
gap at the door track. We had a little removable bridge to cross the gap
over the door track. You just had to make sure the bridge was there when yo
Hi everyone
Last November, Justine captured several frames of Ventus GQH,
flown by Cathy Conway, as she did a fly past off our wingtip. Some time later
in December we realized that every second frame could be stitched together to
make an impressive panorama. See http://miztadave.kick
Hi all
I was at Boonah Sunday week ago (and immediately got collared about
contact details for Steve Were).
As far as I know, VH-GOK is a PIK-20B that was owned by a syndicate
consisting of Martyn Roberts and Steve Were (both are ex-members of
Adelaide Uni GC). Martyn has been in the UK for some
Having regained internet at home after Telstra
took 4.5 weeks to fix a phone problem….
Roger is pretty right. 3D aerodynamics says that a wing with
elliptically increasing dihedral (ie a wing that
bends up more towards the tips so that it looks like half an ellipse from head
on) has b
PM
To: Discussion of issues relating to Soaring in Australia.
Subject: Re: [Aus-soaring] Looking for a glider - VH-GOK
Mispelling perhaps? Steve Where?
- Original Message -
From: "Anthony Smith" <[EMAIL PROTECTED]>
To: "'Discussion of issues relating to Soarin
My two bits worth.
I can't say that I have been above 14,000 ft, but I can say that I have
flown a number of aircraft at altitude in the South Oz winter at 10,000
ft or so with breezy nose releases and similar.
Sneakers or runners are not a good choice of footwear. They are
designed to be well v
Justine and I use the Skypol lenses in our sunglasses. They
are the polarised versions of the Skylet range of lenses.
We find them very effective. My recommendation is go for
the darkest tint "sport". J and I started off with the
lightest tint and it was too light for a bright SA summer
day (bu
For the diehards who continue to make lego planes, lego had some quite
exceptional models of late. They included the Sopwith Camel and Fokker
Triplane, both of which appear to be no longer available.
Still around though is the Wright Flyer:
http://shop.lego.com/product.asp?p=10124&cn=57&d=14&t=7
Hi all
As part of SA's efforts to promote gliding, the Adelaide Uni
club is putting on a display at the Jamestown airshow next
weekend (country town fly-in held every three years). We
are listed on the air show website:
http://www.jamestownairshow.com/aircraft.html
As part of the effort we we
I reckon he means 1/4" diameter x 7/16" grip
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Redmond
Quinn
Sent: Tuesday, 10 October 2006 10:59 PM
To: 'Discussion of issues relating to Soaring in Australia.'
Subject: RE: [Aus-soaring] ES59 Elevator pin
Da
Hi all
The Adelaide University Gliding Club is interested to see if anyone has
a surplus two seater trailer available. Must be able to fit Bergfalke 4
/ K-21 and/or KRO-3A Puchatek and/or SF-25C Motorfalke.
Please send me a pic or two, along with dimensions and a rough price if
you have somethin
?
- Original Message -
From: "Anthony Smith" <[EMAIL PROTECTED]>
To: "'Discussion of issues relating to Soaring in Australia.'"
Sent: Wednesday, November 22, 2006 7:09 PM
Subject: [Aus-soaring] Two seater trailer
> Hi all
>
> The Adelaide University Glidin
>From a recent conversation with a person at ASC (and a
couple of other affected people from the area).
The road works trim the ends of both of Gawlers runways. It
shortens each strip to roughly a bit less than 1100m each
(supposedly). This makes the strip still serviceable, but
makes it more in
Hi all,
I see Revell have brought out a second sailplane model kit:
an LS-8.
see
http://www.revell.de/en/products/model_kits/model_kits/aircraft/?id=210&L=1&KOSCHL=01&KZSLPG=0104&KGSCHL=05&nc=1
Still no Bergfralke 4 :(
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A
Schleichers have announced on their webpage the ASH-30 as
being the successor of the ASH-25. No significant details
yet.
Still no sign of a 20m class double seater from Schleichers
yet... : (
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This may be of interest to some:
http://inside.afit.edu/page.cfm?article=2&atype=0&edition=8
I am still looking for further details.
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It is actually a technical paper from OSTIV XIII (presented
at Waikerie in '74?). If anyone has a copy, I would
appreciate a copy as well.
Anthony
> Can anyone help Andrew?
>
> There seems to be the needed info in the book:
> "Flugmessungen an 35 Segelflugzeugen und Motorseglern by
> H. Laurso
The Puchatek originally was fitted with a nose skid. The
nose wheel was a post import modification as far as I know
(the original skid wears down very quickly on a sealed
runway - and is pretty quick to erode on dirt/gravel too). I
would challenge the _mandatory_ fitment of any cage to a
nose skid
That would be interesting. Although I like the kitty litter
idea too - I can see that being a far better proposal than
some of the others. I will get the specs from you in the not
too distant future.
Some time ago I was the engineer in charge of the RAAFs
arrestor systems for a couple of years whi
Typically it will either:
- ride up the nose and then break through the canopy and
then run along the canopy sides
- or miss the nose (because the nose is too low to collect
the wire) and simply break through the canopy and then
continue at through the canopy at the wires height on the
fence pos
I think if you acquire a recording of an episode of the Goon Show from
BBC radio it will all make some sense. An absolute radio classic
featuring Spike Milligan, Harry Secombe and Peter Sellers.
Come out of that dustbin at once!
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL P
Yes, J and I watched the show and I remember that day spectacularly
well. It was the AUGC regatta and we had several others from other SA
clubs around. I was in Club Libelle GMI and ended up running from
Crystal Brook at Max Rough Air as well (108 kts or thereabouts) having
seen the downbursts an
Hi all
I am keen to make contact with people who have successfully arranged
(corporate) sponsorship of their gliding club or gliding event and learn
from their experience(s).
Please reply to: [EMAIL PROTECTED]
Regards
Anthony
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Yes, but it isn't straightforward, which is why people keep refering to
either thrust for jets and horses for props.
It is probably easier to convert horsepower to thrust - but you will
need a chart of your propeller efficiency.
-Original Message-
Anyone know the relationship between t
Actual Thrust = prop efficiency x power / speed.
Working out the prop efficiency is the interesting bit.
-Original Message-
From: Mike Cleaver [mailto:[EMAIL PROTECTED]
Sent: Sunday, 25 March 2007 10:32 PM
To: [EMAIL PROTECTED]; Discussion of issues relating to
Soaring in Australia.
Subj
There are quite a number of low bypass and mid bypass ratio
turbo fans around. Unfortunately they are only one use
engines designed for cruise missles. It isn't too much of a
step to take the engine and redesign it for multiple use.
> Robert, have you heard of any of these high bypass jets
> b
t; Let me rephrase the question, what is the conversion for
> > thrust to horsepower assuming 0 airspeed, idea being
> > what acceleration a jet powered glider will have from a
> > standing start, ie takeoff?
> >
> > Regards
> >
> > Dave
> >
> > --
engine. I would be more than happy to take a winch or short autotow
and jet away with 30kg of thrust behind me.
I'm ready to become "Roger Ram Jet" anyday.
Regards
Andrew Wright
Date sent: Mon, 26 Mar 2007 11:35:42 +0950
From: Anthony
Having worked through our power bill with Justine recently,
approx two thirds of our power bill over last summer was
simply for the fridge running 24/7.
> C'mon folks, we are talking about tiny lights here, of 10
> or so watts. Yes, there are potentially lots of em, but
> think about what is in y
place that I ever did. For less than
$100, I managed to significantly reduce the upstairs
temperature and save us from using the aircon on many
evenings - it has saved us a lot of kW hours.
> > -Original Message-
> > From: Anthony Smith
>
> >
> > Having wo
No, there has been some further work in recent times. Turbo
diesels for cars have sparked similar engines for light
aircraft and produced excellent fuel economy running on
Avtur.
Tom Wilksch's father will be able to help you there on some
of the latest developments.
> I think the Germans had s
BTW max horsepower / kilowatts isn't everything. Turbo
diesels are very torquey engines for their horsepower. It
will enable them to turn a bigger, coarser pitch (?) prop so
I would expect better take-off and climb from them for the
same HP petrol engine. The old rotary aircraft engines from
WW1
Roger
That is pretty much about right. Almost all wings will end in a tip
with some chord length, where as ideally you would want them to end at a
point (see Spitfire tips). By sweeping the tip back, it loads up the
tip more and makes it behave a bit more like it was pointy. Carefully
analysis
Hi all
I have been sent details of a European Bergfalke 4 with modified front
rudder pedals out of a more modern aircraft. This greatly improves the
front pilot leg room.
So I am looking to see what is available in the way of adjustable rudder
pedal assemblies in the wreck yards around the coun
For those who enquired. After a simple google search I
found an air cooled 230 hp turbo diesel that may be suitable
for a Pawnee. See:
http://www.smaengines.com/rubrique.php3?id_rubrique=11
There are few specs on the web site. Another web site
suggests weight to be 430 lb / 195 kg. Fuel burn
Well aware of shock cooling of tugs and the advatages of
liquid cooled engines although liquid cooled is
significantly heavier(?).
This engine was designed to be a plug 'n' play replacement
(more or less) for the Lycoming. So from many perspectives
- power, weight, slightly quieter, great fuel bu
Off the top of my head you could start with a matrix.
Have phase of flight on one axis and then nature of accident
eg loss of control (spin), controlled flight into terrain
(yes it happens), mechanical failure, fire (electrical),
fire (fuel / engine) etc across the other.
That may give you some g
If anyone is interested.
http://www.liquidcooledairpower.com/cj-overview.shtml
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of
nandrews
Sent: Monday, 16 April 2007 8:00 AM
To: 'Discussion of issues relating to Soaring in Australia.'
Subject: [Aus-soarin
> Does anyone think that the fatal accident rate for gliders
> has reached a crisis point:
No, not really, although the 2005 and 2006 years were
ominous. If you look back even further you will find
'spasms' of fatalities over the various years - including
one year where there was 5 (I think) fata
I did, based on some really simple stats (someone better at
it can have a go).
The average is ~1.8 per year.
The standard deviation is ~1.6 per year.
What it means is that a couple of years at 0 is not
statistically meaningfull.
I think we need to go for 3 years with 0 deaths to start to
OK if you are still reading this it means you either own or have an
interest in the Subaru Outback - a popular glider pilot car (almost no
soaring content).
I need to replace my tyres reallty soon. The factory fitted Yokohama's
are presently unavailable (for at least the next 6 weeks or so) and h
The CARD is one of those things that some clubs do and some
don't.
Comps are possibly a more important environment to do it in.
A less than 15 second check to make sure that everything is
in order prior to you launching, especially after you have
been sitting on the grid for the last half hour, c
Hi all
I cam across an ad in a friends ultralight magazine for a
horse drawn zep... (sorry) motorglider. See
www.whisperaircraft.com
Looks to South African in origin and probably designed to
meet ultralight standards (similar to Pipistrel Sinus
motorglider).
Anyone know anything about these?
A
A few thoughts.
What electric vario system are you using? Considering that you probably
want to plug the polar into the vario for speed to fly cues, you can
probably record digital outputs from the electric vario to a laptop or
similar data recorder stashed in the cockpit. I recall an e-mail
con
Electronic data collection is definitely the way to go.
For best results you need your data gathering device to collect pitot
and static air pressures (airspeed and height) and air temperature
(density correction). Do not rely on GPS data as that will only give
you ground speed.
All you then nee
Actually, if all that you are using the polar for is to plug
the curve into your B50 (or equivalent vario that delivers
speed to fly cues) then you don't need to calibrate much at
all.
If you use the data output from that vario (ie the data the
vario is using itself to calculate speed to fly) to
c
A good start would be here:
http://www.owp.us/Johnson/SailplanePerformance.pdf
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I also had a brief search for Dick Johnson's previous flight
test reports but it appears they have now been moved to the
member section of SSA site. You need to join SAA to get
access.
> Perfect!
>
>
> >From: "Anthony Smith" <[EMAIL PROTECTED]>
> >
Dynex is a brand name from one manufacturer. Importer and
distributer is
Sydney Rigging Specialists
5 Wellington St
Rozelle NSW 2039
02 9555 4277
[EMAIL PROTECTED]
www.rigging.com.au
They have previously written to AUGC advocating the use of
4mm Dynex 75 rope as an alternate to winch wire. It
The dyneema fibre was originally developed for the American
space program as a light weight tether for astronauts during
space walks.
It has been widely accepted into the maritme industry which
has popularised it so much that its production / supply is
increasing and prices are becoming far more a
JR
Are you using poly rope (~ 10mm diameter) or the dyneema / dynex /
spectra rope (~ 4mm diameter)?
Irrespective of which rope you use, how are you connecting the stranded
cable to the rope?
Anthony
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of J
I have an one with an audio! She sits in the front seat of
the Bergy. Key inputs appear to be altitude, high climb
rates and unusual attitudes.
Interestingly she doubles as an audio altimeter too. The
level of conversation coming from the front seat is
proportional to altitude. I know when we
Hi Mal
At the last SAGA meeting I volunteered to act as a co-ordinator for a
SAGA display on behalf of all Adelaide clubs for this event at
Edinburgh. So far I have had nil responses from any SA gliding club
other than my own: AUGC.
I will contact SQNLDR Deering and see what I can arrange.
If
Local community TV has a _huge_demand_ for local content. They are
obligated to provide a large percentage of their air time to it. If
they don't, they lose their license. As local content (note that this
really is "local" - stuff from interstate doesn't count, it has to be
from the area that th
Except that was a 777 in the movie I think.
The failure occurred at around 2.66% greater than what the designed it
to fail at. (The structure needs to be tested to not fail at 150% of
design limit load (this point is called ultimate load))
I am told that at Boeing, if it fails at greater than 4%,
oo. Grr
>
> Dave
>
> -Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of
Anthony
> Smith
> Sent: Thursday, 28 June 2007 8:23 AM
> To: 'Discussion of issues relating to Soaring in Australia.'
> Subject: Re: [Aus-soa
Is all this data avialable for the rest of Australia or was
it just set up for the Worlds and cover only SA?
> Emilis Prelgauskas wrote:
>
> > I seem to recall $3k/$1.5k/ann were the figures for that
> > contest area, which encompasses much of South Australia
> used by glider pilots.
>
> It w
lot of people objecting to raisng GFA / SAGA fees to
cover the cost?)
What happens in Germany? Do they have a similar forecast
system?
> Anthony Smith wrote:
> > Is all this data avialable for the rest of Australia or
> > was it just set up for the Worlds and cover only SA?
>
> Watched the first episode of that patrol boat type show
> the other night to see what it was like and was not
> impressed but a Petty Officer (Sgt) came out with a great
> one liner to a rating who called him Sir.
>
> "Don't call me Sir. I work for a living."
>
An ancient one that one
Som
There is a bit in Fred Thomas "Fundamentals of Sailplane
Design" that discusses how to optimise aspect ratio and wing
loading during the design stage. It shouldn't be too hard
to reverse engineer it and work it out for a known design.
I will have a look tonight for the relevant pages.
The bigges
Are the handicapping models readily available to the general soaring
public?
-Original Message-
Apologies for the mixed and unusual units, but it makes the
arithmetic simpler! The effect is what happens in real life - you can
use a real polar and stretch it to account for varying wing
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