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Cap to 320°

Hi to all

running a F450 + APM 2.5 + External 3DR GPS + firmware3.1.

Everything work well (stab, loiter, auto) but my quad point after few second to cap 300°. If I turn the quad (yaw), it get back to cap300.

I did compass setup 5 o 6 times, declination

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No Exif from Tetracam?

Does anyone have experience with a Tetracam ADC-Lite? 

The Exif is getting stripped after exporting RAW files to JPEG from Pixelwrench. This is making it quite challenging to use with other programs outside of Pixelwrench. 

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My APM thinks it's underground.

It seems that after the first flight plan, my copter goes into reversed altitude control.  First loiter of the day, Perfect.  First Flight plan of the day, perfect.  Everything after that (after resets and battery changes  maybe not flight plan chang

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MP 1.2.89 update released

This is the changelog... I think there is a type, should read 1.2.89.x (?)

* Mission Planner 1.2.88.x 

fix kml/gpx creation
log browser mod
df log renaming based on gps time
fix fw history
add time from DF logs
rework logbrowse internals
rework log downloade

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Obstacle avoidance with Sonar

I have used sonar in the past on quads to help maintain altitude during auto flights, loiter, and land mode. Some colleagues  of mine want to try to use sonar not for altitude corrections but rather obstacle avoidance like the functionality of the op

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Fail Safe heart attack.

I have been running and testing my APM 2.5 for about 4 weeks now. I have had some learning curves when it comes to stable flying, given the quad would dip and lower it self when locked in Alt Hold. It has all been minor adjustments but I had not turn

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Please Help APM is killing me!

So  i am having a problem with my APM. When I Arm it the back prop starts to spin slow and then a second prop starts to spin slowly then the two very slowly get faster and faster. I did find out that if I lift it off the ground and tilt it the props

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3DR Radios w/ qGroundControl on OSX

I have been trying to get information about using the 3DR Radios on OSX in conjunction with qGroundControl but I have not been able to find anything. 

I have the 3DR radios working with mission planner on my mac using parallels to run Windows 8, but I

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Ultrasonic sensor issues

Hi all, I've installed my ultrasonic sensor today, the recommended MB1240. I've mounted it on the little protruding tab on the 3dr quad kit, which seems like it's designed for the sensor (square cutout for the inductor n all)

 

Tried it out and the sen

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Loiter question

Hi all,

 Haven't  been here for a long while, so I have not had mush of a chance to see what is new.

using my Quad (and AMP2 / ublox) , I want to try flying manually for a change. Is there a way I can fly the quad, and as soon as I let go of the contro

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