[NSRCA-discussion] Fwd: AOPA Aviation Summit: Think you know spins?

Phil S. chuenkan at comcast.net
Wed Oct 5 13:51:08 AKDT 2011


Yeah, Murray, as my wife says, when *I* crash, all that's hurt is my 
wallet and  my pride.

Haven't flown a real plane for over 30  years, and don't plan on ever 
doing it again.  'Course, at age 75, "ever" may not last very long...

On 10/5/2011 5:12 PM, Murray Johnson wrote:
> It works on all Pitts models. Just like in the video clip if there is 
> an overcontrol applying anti-spin inputs a secondary opposite spin 
> will develope. That is, if a positive spin is overcontrolled a 
> negative spin will occur. Vice versa for a negative spin. The 
> Mueller-Beggs recovery is designed to bypass this condition by 
> instructing you to let go of the stick. An overcontrol is impossible 
> with this recovery technique. Problems occur when a pilot thinks he is 
> in a positive spin when in fact it may be negative as they look almost 
> identical from a cockpit POV, especially if the spin ensued from a 
> botched maneuver. Thinking he is applying anti-spin control inputs my 
> be exascerbating the spin mode. Panic finishes the excercise. In full 
> scale acro it is absolutely essential to get spin training if you want 
> to live to a ripe old age. Luckily when we do this with a model 
> 99.999% of the time we just walk away with a little lighter wallet. 
> One of the reasons why I switched!!
> Have a look at the clip of the "Beast" accident. He was a very, very 
> experienced pilot and see how the secondary spin occurs in the 
> attempted recovery.
> MJ
>
> On Wed, Oct 5, 2011 at 11:23 AM, Phil S. <chuenkan at comcast.net 
> <mailto:chuenkan at comcast.net>> wrote:
>
>     Including the Pitts S-1-2??  I lost a student (not flying) to a
>     Pitts crash one summer -- don't know for sure what he was doing,
>     but rumor had it he spun in...
>
>
>     On 10/5/2011 12:17 PM, Murray Johnson wrote:
>>     This is a very good re-visit of the Meuller-Beggs emergency spin
>>     recovery that is taught in just about every aerobatic school
>>     around. Power off, hands off (let go of the stick completely) and
>>     step on the hard rudder. If the rudder feels soft and mushy,
>>     you've got the wrong one!! Interestingly enough the only tested
>>     aerobatic design that does not recover with this technique 100%
>>     of the time is the venerable Citabria! It requires anti-spin
>>     control inputs to guarantee recovery.
>>     Cheers
>>     MJ
>>
>>     On Wed, Oct 5, 2011 at 5:42 AM, George Kennie
>>     <geobet4evr at gmail.com <mailto:geobet4evr at gmail.com>> wrote:
>>
>>
>>
>>
>>
>>         http://www.aopa.org/summit/news/2011/110929think-you-know-spins.html?WT.mc_i
>>         d=110930epilot&WT.mc_sect=tts
>>         <http://www.aopa.org/summit/news/2011/110929think-you-know-spins.html?WT.mc_id=110930epilot&WT.mc_sect=tts>
>>
>>
>>
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>
>     -- 
>     Phil Spelt, KCRC President
>     AMA 1294 Scientific Leader Member
>     SPA 177 Board Member
>     (865) 435-1476v, (865) 604-0541c
>
>
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-- 
Phil Spelt, KCRC President
AMA 1294 Scientific Leader Member
SPA 177 Board Member
(865) 435-1476v, (865) 604-0541c

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