The Air Force instructs to use the turn needle to determine spin direction.
It is always reliable even when inverted.  The axis of rotation goes between
the seats of a T-37 - which is similar to the LNC2 configuration.

Mark Ravinski
Ex T-37 instructor


----- Original Message -----
From: "Tom Gourley" <tom.gourley@verizon.net>
To: "Lancair Mailing List" <lml@lancaironline.net>
Sent: Monday, November 13, 2006 10:11 AM
Subject: [LML] Re: Down anywhere !!


  In a spin (a real
> spin, not a spiral) "the ball will deflect to the side of the airplane in
> which the turn coordinator is located in the panel, away from the
> airplanes's center of gravity, regardless of the direction of the spin."
>
> I don't recall ever being told that before.  That means if you spin in IMC
> you can't use the ball to tell you which rudder to step on.  That's
> something to remember.
>
> Tom Gourley
>
>
>
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