ArduCopter 2.x (Multicopter) (4,289)

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ESC won't calibrate to APM unless the lower throttle is 900.

Hello everybody. I have an APM 2.8 with Emax ESC 30A Blheli. And there's the problem. At the beginning, when ESCs were connected to RX on m…

Started by Grzegorz Radziwiłko

4 yesterday
Reply by Grzegorz Radziwiłko

APM 2.8 throttle does not respond once armed

APM 2.8 from California(China). I have everything working.  When I armed for a test flight yesterday, i could arm the apm, props started to…

Started by Brian Bourdeau

1 yesterday
Reply by Lane Barry

Drone won't arm, APM firmware loads with errors

A newbie here with aproblem. My drone: A Hexacopter with APM 2.6 Flight Controller, separate GPS module, Turnigy 9X transmitter bound to Tu…

Started by Jerald Thompson

1 on Tuesday
Reply by Jerald Thompson


Hi everyone, I am a student trying to create an autonomous drones. In my case, I use the FC : APM2.8 , S/W : ardupilot 3.2.1 version, COMPI…

Started by DUHYEON

0 on Tuesday

APM 3.2.1: not enough data points to calibrate the compass

That's what I get when I try to calibrate the compass. Actually that's why I bought whole new board, because I couldn't overcome this probl…

Started by Mr Flying Pizza

0 on Tuesday

Learning to fly

Hi guys, So I have posted a couple of questions on this forum so far and everyone has bene really helpful. I've just finished building my…

Started by Chris

1 on Monday
Reply by Mike Boland

Old Firmware Archives for APM2.5

Does anybody know where the old firmware archives are located for the APM2.5 controllers, prior to the last supported version, which is app…

Started by Chris Olson

1 on Monday
Reply by Chris Olson

Quadcopter with 2.5 not willing to take off

Hello I have bought a cheerson cx 20 off banggood (its an APM 252 platform with open source fc) and it has flown great! Then I let my cousi…

Started by Maciej Papiewski

0 Jul 22

Help building my first multi-copter

Hi all,   I’m a newbie and building my first hexacopter to take ariel photographs. I have done a lot of research but I am struggling to und…

Started by Chris

9 Jul 20
Reply by Chris

How to make quadcopter react to channel override values

Hi Community, I am working a GPS denied quadcopter which requires channels override as I do not have other options. When I use mavproxy an…

Started by Vinh K

17 Jul 20
Reply by Kyle - CrimsonUAV


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