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1
vote
1answer
864 views

MSP (Multiwii Serial Protocol) receiving data with pyMultiWii issue

I want to get telemetry data from my flight controller (Matek F405-CTR) and send control commands to it via MSP protocol. I've already configured UART3 port on Matek in Inav configurator (look at pic)...
1
vote
2answers
57 views

Powering multicopter with multiple dedicated batteries

I am in the starting phase of building a fairly large octo-copter drone. I am currently thinking about the possibility of powering my octo-copter design using 4 separate batteries where each battery ...
0
votes
1answer
397 views

How to use a PS4 controller to control a Quadcopter

What I want is to be able to control my quadcopter with my PS4/PS3 controller. And a little bit explanation on how it's done so that I know what's going on, in a simple language if possible. This is ...
3
votes
2answers
1k views

Multicopter: What are Euler angles used for?

I hope you can help me and this is the right forum to ask. In the process of building and programming my own Quadcopter, I encountered the term Euler angles. I took some time to understand them and ...
2
votes
1answer
3k views

Ardupilot on Raspberry Pi

I'm making a quadcopter for the first time and want to be as low cost as possible, and when it comes to flight controllers APM is the best open-source project, and is compatible with Raspberry Pi. My ...
2
votes
2answers
965 views

Why do the motors of my quadcopter not deliver sufficient power?

I am building a quadcopter using the tutorial The Ultimate PVC Quadcopter. When ever I go to lift off, at full throttle, the motors spin but the quadcopter doesn't go anywhere. I have checked again ...
0
votes
1answer
55 views

Need the uav to perform a circle turn

I've got a project that will require my drone to perform a circle turn while the drone is always facing the tangent of the turning curve. Similiar to a car that is performing a frictionless banked ...
3
votes
1answer
169 views

Compatibilty of my setup?

I'm building my first quadcopter, and these are the components I intend to buy: Motor: EMAX BL2212 1400 KV Brushless Outrunner Motor around 0.9 kg thrust: Flight Controller: Multiwii V2.5 Flight ...
2
votes
1answer
180 views

Controlling an ESC for Brushless Motors with an RPi

I'm looking to build a new (first) quadcopter without the conventional flight controller and radio, with an onboard RPi and applying some newfound knowledge on autonomous control to improve my coding ...
2
votes
1answer
231 views

How to attach a motor to a blade?

The hole is a slightly too big for the motor's shaft. I thought about hot gluing them together. Link to picture here
4
votes
3answers
9k views

How would i go about learning to code a flight controller?

I'm interested in quadcopters/multi-rotors and want to eventually code my own flight controller ala an APM and/or Pixhawk. I've got a little experience in programming (i.e i know about if/else/else if ...
1
vote
3answers
620 views

Unable to hover my quadcopter

I'm currently flying a f450 Quadcopter using a APM 2.6 flight controller.While i am able to get the quad off the ground and relatively steady horizontally(via the use of trims).However, i am unable to ...
2
votes
3answers
512 views

DualCopter Degree Of Freedom

I am a newbie in this drone field. I am curious to know what type of rotation and translation a dualcopter can achieve ? By rotation and translation i mean can it be able to roll, pitch and yaw like ...
2
votes
1answer
93 views

Measuring the performance and response rate of ESCs

How would i go about measuring and quantifying the performance of an ESC? I am looking to measure the response rate(in Hz) of an ESC, as well as it's performance(i.e how fast it starts and stops, as ...
6
votes
1answer
5k views

Why can't i use different ESCs together on a multirotor?

I'm working on a diy quadcopter build from scratch and have bought a 4pack ESC from Castel Creations.While i currently have my quad up and running(sort of), from what i've read on the various sources ...
8
votes
2answers
1k views

Quadcopter: Stabilization along the z-axis (for holding altitude)

I recently spent some work on my quadcopter firmware. The model is stabilizing its attitude relatively well now. However I noticed, that it is changing its altitude sometimes (maybe pressure changes, ...
3
votes
2answers
1k views

Will a 20amp ESC run a Turnigy 2213-980?

I'm a noobie just starting out and trying to come up what I need to build my first quadrocopter, I just wanted to run something by people with some experience before I commit to buying anything. ...
3
votes
1answer
2k views

Grasshopper effect on a quadcopter with kk2.1.5

We have builded a quadcopter that use the flight manager kk2.1.5 with the latest firmware. When we increase the throttle, it flight. When we keep the hand on the stick we are able to maintain it but ...
8
votes
2answers
5k views

Our quadcopter goes forward instead of hovering in place. How to correct it?

I'm trying to do a quadcopter with some friends and we have a problem. It goes forward instead of hovering in place. We made a video to explain it, you can see it here. As you can see, the quadcopter ...
3
votes
1answer
5k views

How to know what motor/ESC/propeller combination will work for a quadcopter?

I am preparing for my first quadcopter build and need to know how to tell what motors/ESC's/propellers will work with each other. I also would like to know how to tell what the motors would be capable ...
2
votes
1answer
519 views

Can a rigid-prop quadcopter hover upside-down?

Most small quadcopters use rigid rotors with some fixed pitch. In principle, I can imagine it might be possible for such a rigid-prop quadcopter to hover upside-down, but that apparently requires ...
0
votes
2answers
326 views

Quadrocopter build - Do these parts look fine?

I am completely brand new to quadrocopter building. I am currently about to start building a Quad. I have done a little bit of research and was thinking of buying the following parts: KK2.1 Hobbyking ...
2
votes
1answer
2k views

Use of automated tricopters instead of quadcopters? [duplicate]

Hy, I just found useful to post my idea here. I've seen videos about automated quadcopters: http://www.ted.com/talks/raffaello_d_andrea_the_astounding_athletic_power_of_quadcopters.html and http://...
4
votes
1answer
756 views

Prop Orientation on a Multirotor

While looking up information for the right propellers for my quadcopter, I realized that they had different orientations i.e. Clockwise and Counterclockwise. On further research I found that all multi-...