Quadcopters (904)

Discussions Replies Latest Activity

Possibility of Flight Utilizing Low RPM Motors

Hello,    I'm a student competing in the First Tech Challenge for 2017-2018. For this years competition, I'm investigating the possibility…

Started by Aidan Boyle

1 yesterday
Reply by Peter Seddon

Quadcopter not balanced at take off

Hi guys, I am new to Quadcopters and this forum. I just made a Quadcopter F450 with arducopter with GPS. Now today I made its first flight.…

Started by Usman Arif

0 Sep 1

Available platforms for research with quadrotor UAVs indoor

I know, it is a 1 Million dollar question but I would like to know your opinion about it.  If you would be able to start your own research…

Started by Fabrizio

0 Sep 1

ESC,Battery,Motor selection for quadcoter

Hi, I am a beginner to build a quadcopter. so please help me in selecting ESCs , lipo Battery and Motor to make my own. I details of the pa…

Started by Sudharsan R

0 Aug 16

motors 1 and 3 wont spin causing no lift off.

i've had my quadcopter for some time and 2 of the motors havent been working so today i finally decided to replace them. when i replaced th…

Started by samuel prusinski

0 Aug 13

I need help on building drones.

I'm looking for a person who can help me building a drone. I don't wish to use ready made circuits like fight controllers available on Amaz…

Started by Tamal Biswas

1 Aug 13
Reply by Jack

A design doubt in drone

I am a newbie in drone making, I plan on making a drone, using co-axial motors( basically I am sticking two motors to each other in opposit…

Started by Srikar

4 Aug 7
Reply by Nicholas Witham

Impossible to get 1 hour flight with current technology?

I've been reading about Micro Drones claim of 1 hour flight and I have been pouring over some numbers trying to figure out if this is possi…

Started by Roger Larsen

117 Aug 3
Reply by John Gibson

cheerson cx 20 bigshark gps take off problem

hello everyone.. can anyone help e .. with this  problem.. i just bought a cheerson cx 20 bigshark edition i cannot take off in gps hold..…

Started by starmike

9 Aug 3
Reply by Jun kyung Bang

Using only one Hall sensor for 3 phase BLDC

dear my friends Is it possible to use only one Hall sensor to determine the position of rotor in BLDC? I thought that maybe it's possible t…

Started by jhon

0 Aug 1


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