Of course. Aft cg is dangerous. The paper shows that some designs are just prone to flat spins even with forward cg.
The KR is safe if you handle it correctly. Push it and it will bite. Hey it makes all you KR cowboys look macho! You been flying the KR safely for a long time and that is an astounding achievement. Making the mods is just down right cheap. Then we can all practice spins in a KR. Makes it more attractive to a lot of people. Lets fix this. > On 14 Oct 2017, at 18:18, Chris Kinnaman via KRnet <krnet@list.krnet.org> > wrote: > > Flat spins often have much to do with cg. Sometimes cg issues will not allow > recovery from a flat spin no matter what the vertical tail is shaped like. >>> On Oct 14, 2017, at 9:00 AM, krnet-requ...@list.krnet.org wrote: >>> >>> Message: 2 >>> Date: Sat, 14 Oct 2017 10:34:14 +0100 >>> From: Rogelio Serrano <rogelio.serr...@gmail.com >>> <mailto:rogelio.serr...@gmail.com>> >>> >>> According to nasa technical paper 1009. The kr tail is the worst design for >>> spin recovery. > > > _______________________________________________ > 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. > see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change > options. > To UNsubscribe from KRnet, send a message to krnet-le...@list.krnet.org _______________________________________________ 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. see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change options. To UNsubscribe from KRnet, send a message to krnet-le...@list.krnet.org
