"I also happened with 3.3 rc1."

"And 3.3 RC3 exceeds my expectations.I hope that with further improve rc4.Thank you very much for your interest randy"

"And I thought to change something in my antivibration system.Can we rule out hardware ploblema ?.I hope to see you soon RC4 to test it thoroughly.thanks"

"Here I attach the last log of flight with 3.3 rc3. I also believe that with the new version 3.3, pixhawk is more a bit a capable to the vibrations in certain circumstances. Also I attach photo of my system antivibration. If they need some kind of…"

"You could see the log"

"It is a pleasure to help.
https://www.dropbox.com/s/94qfz2plg5b9zif/log%20alien%201.rar?dl=0
https://www.dropbox.com/s/31gnx0snx5mltri/log%20alien%202.rar?dl=0
thanks"

"Yes"

"Here is the flight log. failure mode (drift) is in first flight. Video of the flight here. Thank you.log alien 1.rar"

"Hello friends.
 
I've been testing COPTER 3.3 rc1, and I detected two problems.
 
The first problem is the continuous variation notice EKF, although in three hours flying this BETA version, had no problems or faults with the EKF filter.
The problem…"

"Paul Great job, I've done all your mod plus a 3200uf electrolytic capacitor for voltage increases to connect the lipo and also void the usb feeding. I think it is enough PROTECTED .... hahahahahaha. Greetings."

"Cut the red wire is inside the usb cable."

"You're absolutely right, the more things will run less risk it. Greetings and thanks Philip"

"Fhilip
I think you are misinterpreting me, I do not mean that the mod is more effective than the capacitor 100uf, What I say is to remove the USB cable plus power is more effective than the capacitor 100 uf.Porque thus avoid USB power to 100%.…"

"Paul
Unfortunately I did not see your mod, if I had not placed the controller the way you explained in your mod. I put the v + v + the regulator with Vin and Vin old controller, its shape is much more effective. Also disconnect the USB Cable…"