Tricopter (V2.5) Question about vibrations

Spettan

New Member
I've been flying my tricopter for about two months now and been thinking about how the vibrations makes the platform more instable...

When I fly my tricopter I want it as stable as it can get. Thats why I try to have as high gain as possible without any oscillations. I end up in about 45% gain wich I think is way to low.
I have been trying to reduce the vibrations by balancing the motors and props by putting my cellphone and the app vibrometer to measure differences.
My problem is that I'm having a hard time to decide what IS high vibrations and what is acceptable?

To sum up all my questions:
  • Have anyone a KK board 2.1 or similar and what is your gain?
  • How do I know that my tricopter suffers from too high vibrations, do I see it on the end resault as % in gain pots?
  • Any good tips to remove more vibrations?

My build: More or less Davids design and I use the KK board V2.1 mounted on double sided sticky tape (about 6-7 layers)
 

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