T3

APM_configs.xls

 

Hi all pls find the actual version of the recommended configurations from here

http://code.google.com/p/ardupilot-mega/downloads/list

 

What is intriguing is that

XTRK_GAIN_SC is varying widely, very high PTCH2SRV_P for skywalker,

and unexpected differences in rudd tuning for bixler and easystar.

What is your favorite 'best setup'? Please share.

 

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Comments

  • Moderator
    What! Are you using APM and Skywalker.. ;-)
  • Developer

    Hi Kryz,

     

    I don't find the variation surprising at all.  The default crosstrack gain is very low, so I think the one case with it very low probably is just not tuned.

     

    Anything that is a true gain value, eg PTCH2SRV_P, will vary with the airframe.  If I just move the servo linkage in or out one hole on a control horn that is equivalent to changing the gain, and to get the same performance I will have to adjust the gain to account for the change in the physical setup.....

     

    Also, I don't know that the parameters on that list are all that optimal.  I believe the Skywalker set originated with me, but I don't think I am using those values any more....

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