Andrew Chapman's Discussions (28)

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X8 coax thrust induced vibration

Hi all, 

Since moving to high-end motors and props I have had very low vibes in all my craft, so I was surprised to run into vibration issues in a recent build, my first X8. I did all the usual things of (re)checking all my motors and props for balanc

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senseFly camera hardware hack

Hi all, 

Does anyone know what senseFly have done to allow for more control over the Canon P+S cameras they use?

You can see here that they have made some sort of hardware hack with a plug that connects to the flight controller, but not via the USB por

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Empty KML+GPX files from Plane logs?

Anyone else having this problem?

I have a dataflash log (5mb+) which seems valid, I can graph it and see all the values and the track on the map, but the KML files it generates are empty other than the waypoints, empty GPX files too. No error messages

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PIDs for large slow props?

Hey all, does anyone have experience tuning a quad with large, powerful but slow props?

I'm putting together a new copter with 16" props running on 380 kv motors, 4S. It will have a lot of power, but I imagine it will be slow to respond to inputs so I

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Thermal cameras in Canada?

Does anyone have a good suggestion for a low cost thermal camera available in Canada?

I have found various suppliers for FLIR products, but they're export controlled from the US and the prices are insane.

I'm hoping for something sub $1000.

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Damaged winding, motor still runs?

Hi everyone,

I slipped when tightening the prop bolt on one of my nice shiny (expensive!) T-Motors and the hex driver went into the windings. You can see from the image below that at least one of the wires is definitely severed, and others could have

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RTL fly-away

Hi everyone,

I was testing RTL failsafe today using 2.9.1b and my hex flew away, losing altitude and crashing before it got too far.

I had successfully tested LOITER, RTL and a quick AUTO prior to nervously switching off my transmitter to test the fail

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Mission upload fails, wipes EEPROM

Can anyone suggest what's going wrong with the attached waypoints file?

It looks like it loads fine into MP but when I upload to my APM2.5 I get "There was an unexpected error" dialog when it hits command 124 (of 130). I've combed over that area of th

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No luck with 2.9.1 camera trigger

Anyone successfully using the new 2.9.1 camera trigger functionality?

I believe I have all my config correct, you can see channel 7's low and high values from the radio calibration screen, Ch7 is set to trigger, the shutter values are what I would exp

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DIY Drones logo - inappropriate?

We need to fight hard to win the public over about civilian use of drones. Chris does a great job advocating this, and is widely quoted in the press with links back to this site.And what do people find when they get here? A Predator drone logo!We're

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