Questions tagged [quadcopters]

A drone which uses four motors to fly.

5 questions with no upvoted or accepted answers
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DJI F450 ESC calibration fail

everyone. I am building a DJI F450 clone. I've got everything attached except for the propellers. The Pixhawk connects to my mission planner via USB. The remote controller is paired with the drone. ...
4
votes
0answers
22 views

What is the frame system defined for Orientations comptutation using Quaternions [Madgwick filter/ Mahony filter]?

I am working with MPU9250 and I have implemented attitude & heading reference system based on Madgwick/Mahony filter. I capture the raw data [accel, gyro, mag] and pass to the Madgwick filter in ...
3
votes
0answers
35 views

Multi GP gate sizes

Multi GP Gate sizes are given in square inch/ft like so: 25 sq ft (5’x5’ – 1.52m x 1.52m) - those are obviously the size requirements for a square gate. If I want to have a "Multi GP compliant&...
3
votes
0answers
35 views

What are the steps to connect the Pixhawk to Auvidea J120 board using a telemetry cable?

I'm looking to get a connection between my Pixhawk and Onboard GPU using telemetry. However, it doesn't seem to be connecting for some reason. I followed the instructions given on this page - https://...
2
votes
0answers
23 views

BS 220 GPS NMEA - UBLOX using U-center

I have a quad with an omnibus f4 v3 flight controller an FS-ia6b receiver. I also have a bs 220 gps wired in correctly to the flight controller however it is outputting NMEA and this has many errors. ...