Arducopter 3.x (Multicopter) (1,562)

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ArduCopter-3.2 beta testing

Warning #1: PX4/Pixhawk users upgrading from AC3.1.5 (or earlier) may need to re-do their compass and accelerometer calibration because A…

Started by Randy

3676 6 hours ago
Reply by TheMightyThor

3.2 on Pixhawk,poor altitude hold PLEASE help !

Due to taking my quad for a swim, I replaced my beloved APM with a Pixhawk. I'm finding alt hold terrible, constantly drifting up and down…

Started by mrfunk

4 8 hours ago
Reply by mrfunk

Tricopter wants to go into forward flight in STABILIZE

I am hoping someone can point me in the right direction on this. This is my fourth APM build and I have 3 quads that fly very well with APM…

Started by Bovick

3 11 hours ago
Reply by Bovick

GeoFence Altitude Behavior has changed ?!?!? When did it change?

I believe fence or geofence to be one of the most amazing, useful safetly features of this firmware. Thanks for everyone's hard work to ma…

Started by Gregory Harrington

10 11 hours ago
Reply by Gregory Harrington

AC 3.2 + EKF & Flying indoors

Hi Everyone! I've been tasked with shooting some video indoors. Through the 3.2 beta thread I remember there being a few mentions that GPS…

Started by Raph

1 16 hours ago
Reply by Raph


ArduCopter-3.2.1 Beta Testing

Warning #1: There have been two reports of the Pitch angle drifting off from level immediately after the first arming.  If possible pleas…

Started by Randy

106 19 hours ago
Reply by Craig Earon

pixhawk hexacopter no lift on full throttle

hi all, i am using the following setup on my hexacopter. i hav made the setup complete, calibrated accel,compass,radio. when i arm the hexa…

Started by vishwanath rambhatla

11 21 hours ago
Reply by Stuart Brookes

Pixhawk 3.2/ Futaba14SG/ CastleCreation QuadPack - Crash Take Off - Flip roll

Dear all, I am quite newbie, and I embarked on the construction of a QUAD Copter to learn about. Frame: Tarot IronMan 650 ESC's: Castle Cr…

Started by Channel Islands

5 yesterday
Reply by Tom Mahood

Pixhawk 3.2 - Crazy Yaw, RC ingnore, Fall.

Greetings, On Monday, my Octocopter was flying well in Loiter mode. Suddenly, it started to rotate yaw without control, ignoring all from…

Started by Sergio Boatella

5 yesterday
Reply by Andre K.


Hello, I'm trying to understand how Ardupilot  implements PID control. I'm able to follow the code and see that the errors from the set poi…

Started by Ankur Mohan

4 yesterday
Reply by Ankur Mohan


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