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Frédéric Psycho Posteur
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Localisation: Corrèze
Âge: 60
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Posté le: 10/01/2011 19:41 Sujet du message: |
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Hello !
Splendid Chris !
Amicalement
Frédéric 
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"L'eau plate ne favorise pas le vol de pente." Otto Lilienthal
"In Cyano véritas" Michel Coneuf
"Veni, bibi, vomi" Pasqual VOMITINO
Retroplane fort et vert ! |
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plu ronan Incurable Posteur
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Posté le: 10/01/2011 21:17 Sujet du message: |
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magnifique ![[clap]](images/smiles/Clap.gif) |
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cw Accro Posteur
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Localisation: Blandford, Dorset, Southern England
Âge: 77
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de Schaetzen Harold Maniaco Posteur
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Âge: 79
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Posté le: 21/03/2011 18:21 Sujet du message: |
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Dear Chris,
Again, an exceptional video. HD quality.
Every time you increase the quality level.
Also the flight is beautiful. Even with such a weight. Maybe it is even flying better with that load.
But I think that your slope do have an excellent efficiency.
Congratulations.
Harold |
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Anonyme Serial Posteur
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Posté le: 21/03/2011 18:51 Sujet du message: |
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Big is beautiful, the bigger it is, the better it flies? Nice video ![[clap]](images/smiles/Clap.gif) |
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Walter L. Maniaco Posteur
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Localisation: Neuenrade
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Posté le: 21/03/2011 18:57 Sujet du message: |
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Hi Chris,
obviously you have chosen the wrong music for your video....
In germany nobody can see (and hear) it because of the music from UMG.
Regards
Walter |
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GuillaumeG Accro Posteur
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Localisation: Munich / Savoie (73)
Âge: 40
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Posté le: 21/03/2011 19:37 Sujet du message: |
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Yes impossible to see it in Germany! Please do something Chris ![[amen]](images/smiles/amen.gif) |
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cw Accro Posteur
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Localisation: Blandford, Dorset, Southern England
Âge: 77
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Posté le: 21/03/2011 21:24 Sujet du message: |
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Yes, it's strange how our Germans friends are blocked out. I will upload version II with 100% instead of 50% my own music...
The problem is: I can make gliders or I can make music, but I do not have time to make both 
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Walter L. Maniaco Posteur
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Localisation: Neuenrade
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Posté le: 21/03/2011 23:56 Sujet du message: |
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If there no other possibility, let us enjoy "silent flight".... |
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cw Accro Posteur
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Localisation: Blandford, Dorset, Southern England
Âge: 77
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Stephan Psycho Posteur
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Localisation: Pattensen/Hanovre-Allemagne
Âge: 65
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Posté le: 25/03/2011 20:59 Sujet du message: |
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it works, great pictures, nice slope and what a realistic flight
Stephan |
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Christian Serial Posteur
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Localisation: Europe
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Posté le: 25/03/2011 22:48 Sujet du message: |
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vidéo
Christian
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Orlik en construction |
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Johannes Serial Posteur
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Posté le: 26/03/2011 08:45 Sujet du message: |
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Danke Chris,
ein Traum von Rhönsperber und ein Spitzenvideo
Gruß Johannes |
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Beat Accro Posteur
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Posté le: 30/04/2011 17:02 Sujet du message: |
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Hi Chris
Pleasing
I love you planes and the great vid's. Even my wife likes em - and she's normaly not so pleased about my hobby with 25 h daily in the hangar .
As I am always in research of everything about the Rhönsperber, i have the master question here: Do plan to make plans for the plane ?
or place tech specs (profiles / templates / etc.) at demand
Anyway, keep on - your work rocks!
Cheers
Beat
 www.retroplane.ch
www.rhoensperber.ch
www.beatbachmann.com |
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Âge: 77
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Posté le: 30/04/2011 17:50 Sujet du message: |
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Beat, I drew the Rhonsperber in Illustrator, but I am a novice in CAD, so the drawings are pretty rough and not always updated. I have used my usual wing sections (HQ35/15-12). That said, anyone who wants a copy is most welcome...
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Stephan Psycho Posteur
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cw Accro Posteur
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Posté le: 01/05/2011 08:50 Sujet du message: |
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Stephan, it is a fairly simple matter to modify the the thickness of the profile in either Compufoil or Profili...
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Stephan Psycho Posteur
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cw Accro Posteur
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Posté le: 01/05/2011 10:17 Sujet du message: |
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Yes, Stephan, that is correct... The reason for changing the thickness is to achieve a compromise between the appearance of the full size (always thick!)
and getting a model that will perform as efficiently as possible, especially on the hill, where this can be very important.
My models are always 12% thick at the wing tip, but vary at the root depending on the decisions I make at the time. Thus the Bergfalke is 12% at the root (because it is small) and most of the larger models are 14 or 15%...
Here you can compare the model with the full-size:
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Beat Accro Posteur
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Posté le: 01/05/2011 10:24 Sujet du message: |
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Hi Chris
I'm also a bit confused about the HQ35-15/12.
On Dr. Quabecks page (http://www.hq-modellflug.de/) there is no HQ of this type anymore. He has now classified his profiles as follows:
» Freeflight (no RC) HQF-...,
» Flaps HQW-...,
» Oldtimer HQ/Oldy-...
» Flying Wings HQ/S-...
» für Winglets (low Re-Number) HQ/Winglet
» für dynamische Segler/Großsegler HQ/DS-...
» für Akrosegelflugmodelle HQ/ACRO-...,
Additionaly i have an old Book from the 80's where he has some HQ 35/xx series in (but it's 30 Jears old )
Could you send me coordinates from your used profile that i can compare with my data (any format is welcome)
(I think this works via private Mail, but i never used it therefore. Otherwise you could send me a message via my website and copy the data into the text.)
However, i will have to decide between the HQ35-15 to HQ35-12 layout and the MS 535-1 to MS535-3v version on the other side for my 1:3,5 Rhönsperber somehow.
Many thank in advance
Cheers,
Beat
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www.rhoensperber.ch
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Posté le: 01/05/2011 11:21 Sujet du message: |
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Beat, E-mail sent...
This profile was developed about 30 years ago by Mr Quabeck, specifically for scale gliders. Regardless of how efficient it is, you can build a flat wing (no twist) and end up with a wing that very SAFE at low speed, that is to say it has no bad behavior at all, a very important consideration with a scale glider that has many hours of work in it 
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