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Gender

Male


Location

KUNMING


About Me:

FROM CHINA


Please tell us a bit about your UAV interest

FPV UAV


Hometown:

KUNMING CHINA


Activity Feed

QQ replied to Olag Agesov's discussion Gaining altitude on RTL instead of going down
"what your board is?  APM2.52 OR pixhawk? 
what firmware version do you upgraded ?  3.4 or 3.5?
 thanks for replay!"
Mar 10, 2016
QQ replied to QQ's discussion This is what kind of strategy in rtl mode ?
"Have anyone met the same issue? "
Mar 10, 2016
QQ replied to Olag Agesov's discussion Gaining altitude on RTL instead of going down
"have you solved this issue?
I want get my first 1000M too ! "
Mar 5, 2016
QQ posted discussions
Mar 5, 2016
QQ replied to Jesse's discussion Please help with Compass Calibration
"How many compass sensors do you have?  what the ver of your apm board?"
May 4, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"Are you sure you do this test with the same vehicle and parameters?
I think this is the most post that revealing thing about that there is a problem with 3.2.1 ,at least with the vibration filter code.
I think the devolper team should think about ke…"
Apr 25, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"In addition ,I also raised up my rate_p and rate_I(roll and pitch ) both to 0.31, the default is 0.15 .Now the overshoot is not very obvious."
Apr 25, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"Is there anyone  fly with 3.2.1 ,and everything is good ?
I want to know what kind of  factor  makes them fly well with 3.2.1? good anti-vabration ?
For 3.2.1,I got overshoot in roll or pitch axis if I let go the roll or pitch stick too quick after…"
Apr 25, 2015
QQ replied to Marco Paggot's discussion Collecting votes to resume development of ArduCopter 3.2* branch.
"I agree with resume development of  ArduCopter 3.2* branch for apm2.5.2 or 2.6 without new feature but just more stabilization . It is really good plateform for drones. It's so pity to drop it."
Apr 23, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"What I have'nt tell is that  If I let go my stick of roll very gently , it would not overshot ,even after a high speed flight. I guess the reason for that if my frame is too light. After a hight speed flight the vehicle would climb normally , the al…"
Apr 23, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"I mean no problem WITH althold,it just roll and pitch got overshoot. the althold is good!
my setup :HEXA frame size 680mm  F4006 KV680   30A blheli   1238   4S5000   2400g   
I have'nt done autotune.  my pid is so large now,  rate_p  =0.25  rate_i=0…"
Apr 23, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"my hexa upgrade to 3.2.1 from 3.1.1 ,seems no problem with althold for the moment.
my vibrations is not so good ,aboutXY +-1.8;Z -9 ~-12。
maybe  3.2.1 sensitive to a certain frequency only.
BTW
if your quad would overshootafter a high speed flight i…"
Apr 23, 2015
QQ replied to Julian's discussion Need help on PID Tuning / Big X8
"try raise up your rate_p  of  roll and pitch"
Apr 23, 2015
QQ replied to Rolf Inge Sivertsen's discussion AC3.2.1 APM 2.5 Throttle pulsates in Loiter
"So ,what's the different between ATC parameters  and  RC_FEEL_RP??
 "
Apr 22, 2015
QQ posted discussions
Apr 21, 2015
QQ replied to QQ's discussion Question about the Control Rights of Geo-Fence
"Have anyone  made a test?
 "
Feb 23, 2014
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