Knut Graf's Discussions

Looking for Michael Edwin

The founder of apparently-defunct 3DRInstruct, which turned into UASInstruct. He is listed as living in Coronado. Michael, please get in touch.

If you know Michael, please remind him to get in touch.

Thank you.

Greetings from Texas,

Knut Graf

Started by Knut Graf

Be sure to count your waypoints...

During a mission yesterday, my copter hit the first four waypoints, and then kept moving in the same direction, instead of turning towards the next waypoint. I watched it for a while and then brought it back with RTL, which worked fine.

Reviewing the

Started by Knut Graf

30 minute multicopter flight times, with a camera, in practice ?

I am wondering if anyone is flying a platform that achieves 30 minutes flight time in practice, while carrying a small camera.

The Phantom 2 Vision is close, at 20 to 25 minutes from a 5200mAh battery, but I am looking for a platform with more equipme

Started by Knut Graf

Could use log analysis help.

I did two flights today. One manual flight in stabilize mode, going into a loiter, back to stabilize, to RTL,and then landing in stabilize. Everything behaving as expected.

Then a second flight, with some waypoints set. Starting in stabilize, switchin

Started by Knut Graf

Side effect when using Ch6 Tuning

While doing channel-6 tuning for 2.7.1 with Mission Planner 1.2.8 and 1.2.9, I found the following behavior:

In the Arducopter Config screen, when clicking "Write Params", the parameter that is currently selected in Ch6 Opt is set to the value in CH6

Started by Knut Graf

Fly-away caught by tree after 2.6 upgrade

I installed 2.6 this evening and took it out to do a bit of close-in, low altitude test flying to see if my tuning was still good, just before it got dark here. Before today, I had been flying 2.5.5 without issues (besides a yet-to-tune loiter). This

Started by Knut Graf

Installing Mission Planner on Windows 8 (Fails then) Succeeds

I am running Windows 8 Preview 64 Bit in Virtual Box on OSX Lion on an old MacBook Pro.

I did enable .Net 3.5, which is required by Mission Planner. When running the APM Mission Planner installer, it announces that an error has occurred and aborts the

Started by Knut Graf

Platform characteristics: Quad compared to Hexa ?

I am researching what hardware platform to use for an ArduCopter.

The alternatives I'm looking at are:

-ArduCopter Quad kit

-ArduCopter Hexa kit

-Cheap 525-frame-based kit

I understand that the hexa will have more lifting power then the quad, and that a h

Started by Knut Graf