"Thanks "Henny V"!
I forgot to mention it in my previous posts - so much to remember...
From my "tuning log" (sorry for formatting and Norwegian) I changed this earlier:
"DIYdrones - Autotune-tråden, side 64, omtalar mulige endringar:
…"
"Hi again!
Bad news from last days tuning 3.2.1. I have played with tens of permutations of ThrottleAccel P&I without satisfaction. Mostly lowering both by the same rate, ie. "P" half the "I" value. The pulsing decreases a little by lowering the…"
" Rob,
You nailed it!!
And it is embarrassing! With Arducopter 3.1.5 - after gradually changing "Throttle Accel" P/I from 0.750/1.500 to 0.500/1.000, and "Throttle Rate" P from 6.000 to 3.000 - the pulsing is gone. Just a very small disclaimer - the…"
"Congratulations "piku"!
While I am waiting for my new motors and props, could you do me a favour? Please make a short flight in Stabilize and Loiter/AltHold and upload a graph showing ThrIn, ThrOut and AccZ - similar to the one I made i my first…"
"Hehe, I noticed - thanks for your suggestion anyway! From the log you may see that the thr_mid already was set to 640 (recommended, same as ThrOut). Before your latest message I set it back to standard 520 and made a test - as we can see, same…"