AW: [simpits-tech] True Force Sensitive F-16 Stick

[Marc Weigert]

Hi Marv,

once Paul sells your gauges, the stick-base or the rudders, I will order
them, given that the price is affordable for me. You're really very
talented!!!

Cheers,

Marc

> -----Ursprüngliche Nachricht-----
> Von: simpits-tech-admin@simpits.org
> [mailto:simpits-tech-admin@simpits.org]Im Auftrag von Sukit,
> Sittisudjatum
> Gesendet: Dienstag, 25. Juni 2002 03:00
> An: 'simpits-tech@simpits.org'
> Betreff: RE: [simpits-tech] True Force Sensitive F-16 Stick
>
>
> Marv,
>
> I'm wondering if you still have this project somewhere on your
> workbench!  I
> remembered once we had the explanation how the stick work using strain
> gauge.  I and my members visited the F-16 squadron last 2 weeks
> (unfortunately, they didn't open the canopy ... cause they didn't
> want us to
> fly the viper away), we had so many topics exchanged with the
> viper drivers.
> Then the force sensing stick came to my interest again.
>
> He said that 'Once you think you want to roll the bird to the right, the
> bird rolls right !!!'  man... I want to get my Cougar out of the
> box (yeah,
> the cougar still sleeping in the its box) while having the force sensitive
> (internal assembly) mod kit (e.g. the base with adaptor) ready for that
> feeling!!!
>
> I tried to find more information on the strain gauges.. and found
> some from
> www.howstuffwork.com which lead me to some other sites.  Those sites are
> more likely provide online catalogs, not really giving a 'how to' stuff.
> Then I imagined that it has to be at least four strain gauges
> placed on the
> opposite side of the X and Y axis. A small software and
> interfacing needs to
> be done to compare outputs from the two gauges of one axis.. convert into
> something that sending signal 0-255 for the joystick game port. A software
> will compare outputs and fine tuning for 'null zone' when no force applied
> (but some 'errors' caused by yield or pre-stress force need to be
> considered
> and calibrated).  Do we need the gauges installed in a bridged circuit?  I
> don't really know.
>
> I'm not form the electronic or control school... this is all I know.. it's
> all my guess.
>
> Sukit Sittisudjatum
> Bangkok, Thailand
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