I completely understand. Unless perfect weather I cannot let the stick go to 
use maps etc. even changing to left hand makes a difference to wing level ( 
Center stick) Kr2. Not S. 
now over 700 hours. My new KR2ss with 0200 project has a wing leveler 
Phil. 

Sent from my iPhone

> On 17 Sep 2018, at 9:56 pm, Mark Langford via KRnet <krnet@list.krnet.org> 
> wrote:
> 
> 
> Maybe I should qualify the below paragraph.  When I'm flying hands-off,
> and simply leaning my head or torso left and right to keep it flying
> straight ahead, THAT'S when if I let it go too far it will keep on going
> into either a left or right roll off.  It's not a strong tendency, but
> it's the dominant behavior.  It's certainly not a problem when you're
> flying it with the stick rather than your head alone, but this behavior
> is probably the reason most folks say you can't really do a lot of map
> work in the KR, and you have to fly it constantly.....because after 15
> seconds of inattention, you'll find yourself going in a completely
> different direction, and probably losing altitude in the process.  I was
> reminded of this behavior on the trip to KMVN this week.  Another causal
> factor that occurred to me is the baggage tray on N891JF is up high
> (shoulder level), which raises the CG somewhat higher than N56ML's
> baggage space on the floor of the plane.  This is also a factor on
> nose-overs when heavy on the brakes, etc.  I may have to drop that
> baggage space and cut out that 1/4" plywood seat-back and replace it
> with composite after all....if for no other reason, to see how much
> difference it really makes.  It might improve on the roll stability a
> little bit as well.
> 
> Mark Langford
> m...@n56ml.com
> http://www.n56ml.com
> 
>> From some research I did a long time ago, I decided if I built another 
>> plane I'd add about 50% more dihedral to improve the roll stability. 
>> This is because although both my KRs are stable in pitch (it will 
>> automatically recover from a nose-down attitude by bringing the nose 
>> back up by iteself), any tiny upset from straight ahead and it will drop 
>> off either left or right and continue into a dive (or maybe a 
>> spiral....I never let it get very far).
>> 
>> See https://en.wikipedia.org/wiki/Dihedral_(aeronautics) and 
>> http://www.boldmethod.com/learn-to-fly/aerodynamics/dihedral-keeping-your-wings-level/
>>  
>>  for a quick lesson.
>> 
>> Mark Langford
>> m...@n56ml.com
>> http://www.n56ml.com
>> 
> 
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