Re: KR> Ventral fin on Goliath

2018-05-28 Thread svd via KRnet
Thanks for the illuminating reply. We are about to "finish fill” so now would be a good time to add it if we are going to do it. My son’s KR is an early KR2s with the stretch and slightly larger tail but RAF airfoil. We are certainly going to add stall fences. Cheers, Owen > On May 28, 2

Re: KR> Ventral fin on Goliath

2018-05-28 Thread inhisservice--- via KRnet
ay 28, 2018 8:18pm To: "KRnet" Cc: "bjoenunley" Subject: Re: KR> Ventral fin on Goliath The ventral fine sounds like a great idea. Do you have pictures? Joe Nunley Baker Florida null ___ Search the KRnet Archi

Re: KR> Ventral fin on Goliath

2018-05-28 Thread bjoenunley via KRnet
The ventral fine sounds like a great idea.  Do you have pictures?  Joe Nunley Baker Florida  null ___ Search the KRnet Archives at https://www.mail-archive.com/krnet@list.krnet.org/. Please see LIST RULES and KRnet info at http://www.krnet.org/info.html

Re: KR> Ventral fin on Goliath

2018-05-28 Thread inhisservice--- via KRnet
Owen and all, Yes, the ventral fin was installed to deal with prop wash and torque. Studying what was available on the NACA pages through NASA gave me several ideas, extending the vertical stab, increasing rudder size, or adding a ventral fin. The ventral fin is slightly forward of the vert