ArduCopter User Group Discussions (1,523)

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An assembled kit for learning to code for control theory?

Hi all, I'm hoping that my question is not too open ended. I'm interested in learning how to code the control systems for quadcopters. As a…

Started by XJZeng

9 2 hours ago
Reply by Craig

Coax 8X quad

Is there any reason why one cannot add four pushers to a quad using just four escs to control all the motors? I know that there would be no…

Started by David Pulvermacher

4 yesterday
Reply by Forrest Frantz

Non-responsive RC Input in Loiter Mode

Hi all, I recently switched to an external GPS/compass (3DR) and resolved some EKS variance issues I was having. Woohoo. So, I went out tod…

Started by Austin Madson

11 on Saturday
Reply by leonardthall

tarot t4-3d gimbal compability with pixhawk

Anyone managed to get pixhawk to control the t4-3d gimbal? i've tried following the same steps in the wiki but that was for the 2 axis gimb…

Started by Nichon

5 on Friday
Reply by B Petru

Accelerometer Calibration Skipping Steps and Cannot Calibrate After Firmware Updates to AC3.3x

Hello, I am having trouble diagnosing my problem after updating firmware. For AC3.3, AC3.3.1, and AC3.3.2, when I attempt calibrate the ac…

Started by Naoki Oishi

8 Jun 20
Reply by Jesse Shaw

My Octa with LIDAR is OK in loiter,but is slowly falling down in Auto

Hi everyone. I recently assembled a new octo-copter(running 3.3.3) with a LIDAR. In loiter mode, it can hold the height good. But in auto m…

Started by churl11

11 Jun 20
Reply by churl11

APM Mini v3.1 AutoMode and RTL issue

Hi Guys, I'm relatively new in the APM world so I would appreciate any help or advice. Recently i upgraded my CX20 with APM MINI V.31 and…

Started by Kirk_K

4 Jun 17
Reply by Kirk_K


Hello everybody, I'm trying to fly my exa in autotune flight mode, unfortunately during my indoor test I can't invoke it. As you can see i…

Started by Marco C

13 Jun 16
Reply by andi azhar

Pixhawk OK in Loiter, flies off wildly in Stabilize

Fairly recently, my Pixhawk based system (running 3.3 series AC) has started flying off wildly in one direction (then often flipping) in st…

Started by L

8 Jun 15
Reply by Doug Adduci

My Hexa tries to flip while taking off!!!

Hello, it's been a while since my last discussion, especially because I have been very busy building up my hexa and during this period I ha…

Started by Marco C

10 Jun 14
Reply by Marco C


DIY Drones Monthly


Season Two of the Trust Time Trial (T3) Contest 
A list of all T3 contests is here. The current round, the Vertical Horizontal one, is here

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