About

About Me:

student


Please tell us a bit about your UAV interest

trying to learn more


Hometown:

frankfurt/germany


Activity Feed

andrew posted a discussion
Hello, I have studied the draft of Bill's DCM paper, but I think I don't need a whole DCM matrix to follow the yaw in the earth frame which I need. Can someone please help me transform the body frame yaw to earth frame yaw witho maintaining a DCM? I…
Jan 22, 2011
andrew left a comment for Knuckles904
"it looks as if data add up in the yaw and pitch memory of the on board IC and when they reach 1000 counts the whole thing goes mad. the data they show are useless on all channels.
Do you have an idea what is happening here?
please let me know what I…"
Jan 16, 2011
andrew left a comment for Knuckles904
"Hi Miles,
I used your wii motion+ code and tested the chip on my turnable at 33.3333 rpm and found that the yaw gyro appears to work alright, giving 21 counts*sec/°.
When putting the chip side up to test the roll gyro, the chip puts out real strange…"
Jan 16, 2011
andrew replied to James Harris's discussion New DIYDrones HMC5843 3 axis Magnetometer
"Hi Jim,
the magnetometer is actually very very sensitive to magnetic noise. You should check if there are sources for magnetic noise in the vicinity. Try to toutput the HMC readings from another computer. They should vary +/- 5.
However, the…"
Dec 27, 2010
andrew posted a discussion
Hello everybody,I have read about ardupilot and how it works. I would like to dvelop a pilot for a sailing vessel.There are several points that make me doubt about using ardupilot, but maybe you can resolve them:with very low windspeed the output of…
Oct 23, 2010