About

Gender

Male


Location

Wales


Please tell us a bit about your UAV interest

Have a basic quadcopter using an apm1


Hometown:

Cwmbran


Activity Feed

Dave Jeffries replied to Dave Jeffries's discussion RTL behaviour
"The firmware is 3.0.1. An update to the above. I did about 10 RTL flights today and although the quad lands within about 3 mtrs every time it still doesn't shut off the motors on landing. Sometimes it takes of to a height of a foot or so and…"
Sep 21, 2013
Dave Jeffries replied to NIKHIL's discussion Some problem in alt hold mode
"Hi, your THR_MID is set to 500 and your actual hover throttle looks like it is about 370. I would also suggest that you enable IMU monitoring and create a log to check for excessive vibration."
Sep 21, 2013
Dave Jeffries replied to Dave Jeffries's discussion Help - quad zooms up in alt hold
"Thanks all, the quad is now flying well in alt hold, loiter and RTL. Will try an auto mission on the weekend!"
Sep 20, 2013
Dave Jeffries posted a discussion
Hi, when I trigger RTL my quad returns to home and lands without any problem. The motors slow down but don't stop, if I now move the throttle to zero the quad takes off again (in loiter or alt hold?). Is this the behaviour that you would expect? To…
Sep 20, 2013
Dave Jeffries replied to Dave Jeffries's discussion Help - quad zooms up in alt hold
"Have now put in some vibration damping and the improvement in the logs is pretty good I think. I have included the new log which I think now gives me +/- 0.15G in all three axis. I'm hoping that will be good enough. The big blip on the log is me…"
Sep 18, 2013
Dave Jeffries replied to Luke Nyhof's discussion Flashed APM 1.4 from 2.9.1 to 3.0.1 --> End result: Dead APM
"Hi, I have an APM 1.4 and have upgraded to 3.0.1 without any problems."
Sep 13, 2013
Dave Jeffries replied to Dave Jeffries's discussion Help - quad zooms up in alt hold
"Changed the props from 0945's to 0845's and did another flight with IMU added. It seemed to more stable than before, but having looked at the logs I do have a vibration problem. I will try remounting the APM1 and see what happens. The throttle in…"
Sep 11, 2013
Dave Jeffries posted a discussion
Hi,Got my quad flying fairly well in stabalise mode, so I thought I'd try alt hold in my garden.As soon as alt hold was selected quad went straight up to about 30mtrs and so i shut throttle and switched back to stabalise mode.I just about managed to…
Sep 10, 2013