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Hayward, CA


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Kevin Friedemann replied to Kevin Friedemann's discussion APM 2.5 Quadcopter: Spontaneous movements during Auto Trim mode
"(Had to look it up, I didn't realize there was an auto tune) It was Auto Trim.  Arm procedure + 15 seconds to different flash cycle.  

From what I read, Tune is where it twitches at you and you have to keep it stable (which is why I could see that…"
Apr 16, 2014
Kevin Friedemann replied to Kevin Friedemann's discussion Quadcopter Jolts, Toilet Bowls, Crashes. Can't figure out these stupid logs.
"Looking at the motor speeds, Motor 2 has a sudden peak at that point and stays up.  I can't recall off the top of my head which motor was facing down at the time, but am I correct in thinking that:
If Motor 2 was facing down, the ESC went out and…"
Apr 16, 2014
Kevin Friedemann posted a discussion
Second actual flight I've done with my finally finished quad, I get it up for a couple seconds, and then I lose control of it and it toilet bowls, breaking one of the arms.  I'm looking through the dataflash log but I can't figure out how to make…
Apr 16, 2014
Kevin Friedemann replied to Kevin Friedemann's discussion APM 2.5 Quadcopter: Spontaneous movements during Auto Trim mode
"From what I read, the Auto Trim requires that there be no wind (makes sense).  Where I live, that is rarely the case, so I was forced to set up in my garage.  I do understand where you're coming from though and if I wasn't specifically running this…"
Apr 14, 2014
Kevin Friedemann posted a discussion
After many long months I have finally gotten my quad up and running. After a successful test flight with stock PIDs, I decided to give the Auto Trim a go. Set everything up, and got up in the air. Maybe 10 seconds after a hover, the quad would…
Apr 14, 2014