Christopher Stephens
  • Male
  • Hot Springs National Park, AR
  • United States
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  • Ned Horning
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Christopher Stephens's Discussions

ArduCopter Flips on Takeoff, Plus some Battery Issues

Started this discussion. Last reply by R. D. Starwalt May 2, 2014. 35 Replies

Hi. My EAST program is working on building an ArduCopter as our big project this year. We have the frame up, but now are starting to run into issues. I have all the battery connections hooked up…Continue

Help with charging ArduCopter...

Started this discussion. Last reply by Christopher Stephens Feb 3, 2014. 13 Replies

My EAST Program at school purchased a battery charger (…Continue

Tags: arducopter, charger, battery

 

Christopher Stephens's Page

Latest Activity

R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"The first file only consists of this: ArduCopter V3.1.2 (e2ed3dd1)Free RAM: 65535PX4 The second file does not look any more promising, mainly due to file length. <gpx creator="Mission Planner 1.3.0 build 1.1.5224.30728"…"
May 2, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Here are the .log that I pulled today"
Apr 30, 2014
R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"No big secrets on researching the logs... 1)Go HERE 2) Drill down in the picture below... 3) READ and Practice 4) Post the *.tlog files here or at the other more technical forum to get a group mind opinion. -=Doug"
Apr 29, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"I will need to do some research into how to obtain the logs. But I will definitely try my best. Would like to know what went wrong.  We are building a frame that is 1150mm from motor to motor, measured diagonally. We hope to get some good…"
Apr 28, 2014
R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Wow, you are getting the full immersion experience now aren't you? Fly away and crash.. are you able to obtain the logs to post here for analysis? If not, it will just be a mystery. Yep, CF looks cool and has advantages but for a learning…"
Apr 28, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Hi. I know its been a while, but like you said, deadlines get you going. I have gotten the copter functioning by remote, completely, land function and all. The autopilot worked once, and then the next time I tried a flight, I armed and it took off…"
Apr 28, 2014
R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"We can hope Chris updates this post but, I got a text message from him yesterday stating Seems there is nothing like a deadline to motivate people and focus energy. -=Doug"
Mar 12, 2014
Michael Visser replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Keep at it, unfortunately this is a hobby not for the impatient, read the wiki threads mentioned above (I'm doing the same right now after a new motor install). If you need RTF contact a local Ardu builder and see if they'll help you make…"
Mar 8, 2014
R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"It has been good to talk with you and I have some information regarding your LiPo battery condition. From THIS page... If the one 3S battery measured 17 Volts, that puts you definitely in the overcharge range. A good multi-chemistry charger,…"
Mar 8, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"I do not have one right now. I can see what I can do about drawing one up."
Feb 27, 2014
R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Do you have a sketch of your electrical wiring or schematic? If so, post it here. -=Doug"
Feb 26, 2014
R. D. Starwalt replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"The Attopilot 180A does not have the same function as a 3DR PM. The 3DR PM combines voltage and current monitoring of the battery (that is what the AttoPilot does) AND 5 VDC supply regulation to the APM. Are you using the 3DR PM? If so, it may be…"
Feb 26, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Hate to revive this thread, but I need some help. The 3DR Tech help said (like what was mentioned before on here) that the Power Module couldnt handle the 6S battery we were using. Well we bought an AttoPilot 180A to eliminate that problem. i wired…"
Feb 26, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"We do have all of the motors turning correctly. First thing we did when we started. Only one was wrong, so switched the wires. Thanks,  Chris"
Feb 10, 2014

Moderator
Gary Mortimer replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Are all the motors wired so they turn correctly? You should have two pairs of two wired the same ie one set straight left centre right connected direct. Thats for the normal direction props. Two motors where the centres are common and the outers…"
Feb 10, 2014
Christopher Stephens replied to Christopher Stephens's discussion ArduCopter Flips on Takeoff, Plus some Battery Issues
"Also, why do I have to run the initial setup wizard every time I charge up the Arducopter? Its like it doesnt recognize my radio and I have to rerun the wizard. "
Feb 10, 2014

Profile Information

About Me:
16, Junior at Hot Springs High School, Hot Springs, Arkansas.
Please tell us a bit about your UAV interest
My EAST program is working on a multirotor UAV for use in local law enforcement. I am one of the lead fabricators on the project.
Hometown:
Hot Springs

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