Hi!! Yes PID, but I´m refering the global control scheme, for example, in altitude, are you doing a vertical speed control or in position. For example, something like this: http://paparazzi.enac.fr/wiki/Control_Loops
Hi Bill I am trying to build a single copter like yours and I need your help. I have been following your post for a while and I have few questions for my build. I have posted it under the discussions. If you could please check it out and let me know your thought, that would be a big help.