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Helge posted a discussion
Hi..I am not sure how the air start ground start work for standalone operation.When I compile and run with "#define ENABLE_AIR_START 0" It does calibration and returns good values.When I compile and run with "#define ENABLE_AIR_START 1" I can not…
Aug 10, 2013
Helge replied to Helge's discussion How to do a complete factory reset of APM 2.0 ??
"No one knows?? or...."
Jan 6, 2013
Helge replied to Ken Anderson's discussion Tuning
Read wikipedia to get an overview of what it is.

P I D terms are values that define the motor behaviure in relation to the input control signal.
P proportional error : The output power is multiplied to…"
Jan 6, 2013
Helge posted a discussion
Hi guys, APM 2.0 originalDJI F550 originaDJI 40a escI have done a lot of changes from the factory setup, and now I would like to have them all back to factory values. I have done a firmware update but that do not reset my settings.How do I get all…
Jan 6, 2013
Helge commented on Jason's blog post Open-source ESC - is there a potential community?
"I would like to see a circular design to mount under the motor, and perhaps split the design to two boards, one for the controller part and one for the mosfet drivers and bemf circuit. this way it would be maximum flexible as one could add power…"
Aug 21, 2012
Helge commented on Jason's blog post Open-source ESC - is there a potential community?
"Count me in :)"
Aug 20, 2012
Helge posted a discussion
HiI would like my hexacopter (DJI F550 with APM2.0)  to run a mission, return and land on a helideck all autonomusly,The GPS does not allow for the precision needed to land on a say 1m diameter helideck, what I would like it to do is to fly using…
Aug 4, 2012
Helge replied to Olivier Fontaine's discussion Hight altitude (between 2000m and 4000m ??? Thrust, lift force, witch motor, battery and propeller ??? in ArduCopter User Group
"Hi Oliver.
I find this very helpful to play around with. http://www.ecalc.ch/xcoptercalc_e.htm
You can change motors props and batteries untill you find a solution.

Jul 23, 2012