Bonding two tapered carbon pultrusions on aft spar of horizontal stabilizer shall solve the issues (if any...) with increased stress on lengthened control surface span. These pultrusions can be bought at many RC model hobby shops.
> To: stardusterone at yahoo.com; krnet at list.krnet.org > Date: Tue, 12 Jan 2016 05:41:16 -0600 > Subject: Re: KR> Tail Addition > From: krnet at list.krnet.org > CC: ml at n56ml.com > > "Steve" wrote: > > > Mark , how much extra width would you recommend? > > I don't know if we're talking KR2 or KR2S, but I added 6" to both ends > of horizontal stabilizer, while leaving the elevator the same size, and > was quite happy with the stability of N56ML, an S. A KR2 could stand > even more, assuming it's strong enough. The spars probably aren't > "designed" for that, but given that I've never heard of a tail spar > failure, there's likely some room for growth there. > > Troy Petteway did this, but "fixed" some of the elevator to the > horizontal stab to reduce the elevator area, and loved the result. See > http://www.n56ml.com/troy/ for more on that. > > The vertical stabilizer and rudder on N891JF (a KR2), could stand some > lengthening as well, but I'm not sure I'll do that, because it's good to > have a stock-built KR2 so I can appreciate the KR2S that much more! > > Mark Langford > ML at N56ML.com > http://www.n56ml.com > > _______________________________________________ > Search the KRnet Archives at http://tugantek.com/archmailv2-kr/search. > To UNsubscribe from KRnet, send a message to KRnet-leave at list.krnet.org > please see other KRnet info at http://www.krnet.org/info.html > see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change > options
