Sensors & IMUs (627)

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Standalone accelerometer vs AHRS

Hello, As a learning project - I'd like to build a PID stabilized see-saw (DC motor with a propeller on each end). At the center of the see…

Started by shai

1 on Saturday
Reply by Cezar T


Centrifugal compensation with only gyros and accelerometers

I used to think that either a GPS or a airspeed sensor was needed to perform centrifugal compensation for fixed wing applications. I notice…

Started by William Premerlani

0 on Saturday

Sporadic airspeed values - normal?

Hi After watching a movie clip of my plan flying on auto using the airspeed, I see that at times it oscillates pitch up and down, while in…

Started by Hein du Plessis

6 on Wednesday
Reply by Andrew A

Using UAV+LIDAR for forestry research - Estimating Tree Height and forest structure

Hello everyone, I have been planning to use UAVs to estimate tree height and forest structure for research. I wanted to ask what was your o…

Started by Meriadec

0 on Tuesday

Understanding Internal/External Compass Readings?

Pretty convinced I have a compass problem, trying to determine of what nature - (hardware failure / interference) and where (internal/exter…

Started by Andy Piper

0 Apr 16

Yaw Error issues

I have a TBS discovery with a pixhaw I on it. I'm having trouble with out of control yawing. I think thepitch and roll control are pretty d…

Started by Andrew Stuntz

0 Apr 13

Trouble with the APM 2.5 and optical flow

Hi, I have my optical flow sensor wired up to an APM board, and I'm struggling to see why it isn't working. The APM says on the test sketch…

Started by Will Hain

2 Apr 12
Reply by André Bertelsen

bad gyro health

hello; i t's displayed bad gyro health in mission planner  , i like to ask if the metal has an effect on the gyro, so it must put it away…

Started by yassine

0 Apr 7

Show and Tell UAV Radar Sensors

I've been digging through the posts here and some research on my own to see what's available to a radar sensor experimenter.  Most of these…

Started by Jerry Rodberg

0 Apr 4

integrating ultrasound with gps

HI I am designing a navigation system for my quadcopter. I have downloaded a waypoint software with all its lines of coding that those most…

Started by Gianmarco Bianchi

0 Apr 4


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