Colin Sadler
  • Male
  • Chatham, Ontario
  • Canada
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Colin Sadler's Friends

  • Hugues
  • Hex Air Robot
  • Duran - SteadiDrone

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Colin Sadler's Discussions

X8 Octo Prop Loss Then Crash - help.

Started this discussion. Last reply by Hugues Mar 22. 5 Replies

So I just finished setting up my X8 Octo to run on 5S and decided to do a full test flight.  I flew for about 7 minutes, lost a prop and then the whole thing flipped. Here is a link to the crash …Continue

Tags: failure, Octo, X, Crash

ezUHF Not Working As Expected

Started this discussion. Last reply by Scott Howell Aug 28, 2013. 3 Replies

I just got a ezUHF tx with an 8 channel diversity receiver and am having some issues with it.  I did a recalibration of the ESC's but it wouldn't let me to it though the APM so I had to put in each…Continue

Quad decided I was no longer allowed to control it...Crash Video.

Started this discussion. Last reply by Colin Sadler Jul 1, 2013. 11 Replies

http://www.youtube.com/watch?v=jC6W9XVJRA8Does anyone have an idea what happened here?I Launched in stabilize mode, switched to loiter (at…Continue

Tags: Crash, Quad

Motors don't start until half throttle

Started this discussion. Last reply by Rahul Vyas Jul 20, 2013. 8 Replies

Just built a new quad and the motors won't start until half throttle.  I calibrated all the motors individually through the receiver first and they start right away.  I then go to do the auto…Continue

 

Colin Sadler's Page

Latest Activity

Colin Sadler commented on Hugues's blog post How-to guide: Pixhawk with 6S batteries (> 4S)
"Good call Bill, I didn't notice that. I bought a 180A attopilot a while back as the the theoretical max of my octo is around 180A although at hover it pulls around 40A.  After reading through this thread I still don't understand why…"
Apr 11
Colin Sadler commented on Hugues's blog post How-to guide: Pixhawk with 6S batteries (> 4S)
" http://www.rctimer.com/product_1105.html Looks like RCTimer has been watching."
Apr 11
Colin Sadler replied to Colin Sadler's discussion X8 Octo Prop Loss Then Crash - help.
"The odd thing about ecalc is putting the total AUW in and saying with drive it gives me results that don't match up to real world results.  When i put in the model weight without drive it gives me an all up weight of 4786g and has accurate…"
Mar 21
Colin Sadler replied to Colin Sadler's discussion X8 Octo Prop Loss Then Crash - help.
"The motor mount actual broke in half, it's fiber glass.  I need to reinforce the motor mounts to make sure it doesn't happen again.  I have been using this frame for a while and it was in a crash with the previous motors so it…"
Mar 21
Colin Sadler replied to Colin Sadler's discussion X8 Octo Prop Loss Then Crash - help.
"I noticed after watching my video a few times that it looses the prop seems fine for a split second then yaws then rolls and crashes.  I would think if it was the prop that caused it to crash it would react right away and not be so delayed. Can…"
Mar 18
Colin Sadler posted a discussion

X8 Octo Prop Loss Then Crash - help.

So I just finished setting up my X8 Octo to run on 5S and decided to do a full test flight.  I flew for about 7 minutes, lost a prop and then the whole thing flipped. Here is a link to the crash http://youtu.be/XCinEiDRB08I could hear the X8 didn't sound right at the end of my flight so I was coming in to land when it happened.  In the video you can see the prop fly away then a second later it decides to flip. The pictures below show the…See More
Mar 17
Colin Sadler replied to Chris Podesta's discussion Help Help - Battery Issues - last 4-6 Minutes all thee of them...
"Did they come with the X8 or did you buy them separately?  Like Wolke mentioned 3s and 3c are different, i know from your previous posts your batteries are 3 cell (3s) but there should also be a "C" rating which tell you the amount of…"
Dec 26, 2013
Colin Sadler replied to Chris Podesta's discussion Help Help - Battery Issues - last 4-6 Minutes all thee of them...
"I have built an X8 with the same symptoms.  I attribute the problem I'm having to the batteries not providing enough discharge.  I'm using a 5000 MaH zippy compact 25C and when flying it sits between 10.5V and 10V then drops from…"
Dec 24, 2013
Colin Sadler replied to Randy's discussion AC-3.1 autotune support discussion
"How do you tell from the logs whether or not autotune has been envoked and if its actually working?"
Dec 11, 2013
Colin Sadler replied to Randy's discussion AC-3.1 autotune support discussion
"I re-calibrated my TX and removed the trim then auto tune started working.  Thanks for the help."
Dec 1, 2013
Colin Sadler replied to Randy's discussion AC-3.1 autotune support discussion
"I can't seem to engage the auto tune at all.  I have my channel 8 set to auto tune and when I flip it to high nothing happens.  I thought it might be my trims like they said in the last post so I did some did some auto trim to get rid…"
Nov 30, 2013
Colin Sadler replied to Thomas J Coyle III's discussion GoPro Hero3 Black QC issues
"I bought my go pro last spring and have had a couple issues with it.  The record button doesn't work most of the time, usually takes about 25 presses to either stop or start recording.  This didn't happen until i crashed my…"
Sep 12, 2013
Colin Sadler replied to Hugues's discussion Tiger motors-propellers combinations for an heavy lift octocopter in the group ArduCopter User Group
"I see the in the excel document that you assume a battery weight of 1130g with 8000 maH capacity.  Did you take into consideration the 50% weight increase when going from 4S to 6S in the calculations?"
Sep 4, 2013
Scott Howell replied to Colin Sadler's discussion ezUHF Not Working As Expected
"Hi Collin,That discovery you made about “I also figured out that the fail-safe was stopping me from calibrating the ESC's so I set the fail-safe to full throttle and was able to auto calibrate.”Has really helped me out, with my…"
Aug 28, 2013
Colin Sadler replied to Colin Sadler's discussion ezUHF Not Working As Expected
"I figured out my issue, I needed to calibrate the 9x again.  I also figured out that the fail-safe was stopping me from calibrating the ESC's so I set the fail-safe to full throttle and was able to auto calibrate. "
Aug 21, 2013
Colin Sadler replied to Colin Sadler's discussion ezUHF Not Working As Expected
"Is there anything else i should be logging to troubleshoot this?"
Aug 20, 2013

Profile Information

Please tell us a bit about your UAV interest
I decided to build a hexacopter and am enjoying learning about it.
Hometown:
Chatham

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