Archive of the Yahoo! Groups mailing list for the Bug hand-launch glider 2002-2018

From: "raincityflyer" <lewis08@...>
Date: Thursday, March 1, 2012 11:55 AM
Subject: Re: Bug Airfoil - Selig/Donovan SD8040
I've had good luck with Drela's AG 35-38 airfoils as they are flat bottomed and faceted on top for balsa construction and iron-on covering. No worries about airfoil fidelity when you try to get your covering to stick to concave surfaces. Cheers! Chris in Seattle --- In BugHLG@yahoogroups.com, John Gallagher <gldrgidr@...> wrote: > > If you have the original plans you see that the airfoil is the Selig 7014.  This is a very popular airfoil. > My suggistion was to reduce the thickness to  around 8%. >   > John > > > ________________________________ > From: Squid <littlefr2003@...> > To: BugHLG@yahoogroups.com > Sent: Thursday, March 1, 2012 1:22 AM > Subject: [BugHLG] Bug Airfoil - Selig/Donovan SD8040 > > >   > Hi Guys, another question. I have been doing allot of airfoil > comparisons with the current bug airfoil. > So far the closet i have found is Selig/Donovan SD8040 > <http://www.ae.illinois.edu/m-selig/ads/coord_database.html> . Ill try > and upload a picture for you guys to have a look at. Maybe John while > you are asking Carl about the legalities of me changing up his original > design, (which im sure he would be happy to have his design evolve and > be super stoked that there is such a cult following of his design) you > could ask what airfoil he used? > Also are there any suggestions for some variations in the airfoil? > Thanks to every one out there for your input so far. It is all > appreciated and its nice to no this is going out all over the world and > hopefully it will be a good little boost to such a beautiful glider. > Like Samson from Rc groups said "it looks like a piece of candy sitting > next to my other models". > Click here to view the Airfoil > <http://groups.yahoo.com/group/BugHLG/photos/album/520307090/pic/1466294142/view?picmode=&mode=tn&order=ordinal&start=1&count=20&dir=asc> > > [Non-text portions of this message have been removed] > > > > > [Non-text portions of this message have been removed] >