Discussions

DIY Drone Start-Up Feedback

Hi! I'm working on a DIY drone start-up, and would greatly appreciate any feedback to help us better the product!  Please consider taking the following survey:  https://forms.gle/3G5ytrWsQ4vFrGrx9

Tricopter physics help

Hello!

I have been studying how exactly a tricopter works and I came across a problem that is not quite clear to me...

I understand that the tail rotor has to be slightly tilted for a specific angle alpha in order for the horizontal component Fx to cou

Tips: How to choose a quadcopter frame!

Step 1: Choosing your quadcopter frame sizes:

There are many different size frame, the most popular is 180mm-250mm(180mm frame means the diagonal axis distance is 180mm), they are also used for FPV racing quadcopter; more bigger one is from 280 mm to

Is ardupilot military/commercial grade?

I recently suggested in this thread:
http://diydrones.com/forum/topics/need-uav-built-for-under-10k

that Ardupilot would be a low cost way to make a commercial/military UAV.

I haven't used ardupilot in autonomous mode yet, but I've been very impressed w

Help me spend drone money!

Hello all.

I’m in the simultaneously enviable and unenviable position of suddenly having an unexpected $6000 to spend on drone-related equipment in the next month in order to start a drone program at the school where I teach. I’m an almost complete no

How important is Calculus for drones, such as programming.

I am a high school student interested in drones and autopilots. I hope to be able to write some code and learn about the design of drones and autopilots. I would like to know how important math, and more specifically calculus, is in this field? Could

Simple IMU - My quaternion based complimentary filter

Hi all,

  I have recently started writing a series of blog posts that detail how I have chosen to program my own IMU complimentary filter.  I have done this for my own entertainment and as a learning opportunity.  Hopefully others will find this inter

3DR Solo parts into a Y6?

So I bought a crashed Solo because it came with lots of extras I can use as spares for my Solo. I have an old 3DR y6 kit, I'd like to use the Solo controller with the Y6. What can I swap over from the crashed solo and retain use of the Solo controlle

Brushless DC motor specfications table

Hi there everyone. Referring to the last column (load type) of the table below, showing a specifications table of a DYS Samguk series WEI 2207 (2300kV) brushless motor, I am confused with the letters X3 and X4 written alongside battery/prop. What do

RC car battery including charger

Hello everyone.
My name is Alex, I'm from Austria and I hope to get my outcast 6s BLX tomorrow.
Now I read everywhere that it is better not to bring batteries 2 x 3S.
Instead of the golden bat and company on Amazon...

Either I'm too stupid or I just don'

Drones in Visual Culture: Developing a New Theory of Visual Mobile Communication

Hi,My name is Elisa Serafinelli. I work as a Research Fellow at the University of Sheffield (UK). I am currently working on a research project titled Drones in Visual Culture: Developing a New Theory of Visual Mobile Communication funded by AHRC rese

Seeking tips to Loiter-tune a *really heavy* single-rotor model

Dear community,

I have a very heavy single-rotor heli (MTOW ~ 25 kg / 55 lb) with a PixHawk currently loaded with ArduCopter 3.2.1, but that I tentatively plan on updating to the latest stable 3.3.x release.

It currently flies well in Stabilize, but di