# Almost crashed with Black Cube (first flight)

**URL:** <https://discuss.cubepilot.org/t/almost-crashed-with-black-cube-first-flight/2692>\
**Category:** Cube Autopilot\
**Created:** [22 January 2020 23:38 UTC](https://discuss.cubepilot.org/t/almost-crashed-with-black-cube-first-flight/2692 "2020-01-22T23:38:46Z")\
**Posts on this page:** 1\
**Showing post:** 19

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**Author:** ![Darko](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/darko/32/156_2.png) [@Darko](https://discuss.cubepilot.org/u/Darko)\
**Post date:** [26 January 2020 16:58 UTC](https://discuss.cubepilot.org/t/almost-crashed-with-black-cube-first-flight/2692/19 "2020-01-26T16:58:42Z")

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> [@PID Fine Tune for Xlarge Y6](https://discuss.cubepilot.org/t/pid-fine-tune-for-xlarge-y6/307):
>
> Hi guys, I am from Zagreb, Croatia. Surveyor by profession and doing a lot of aerophotogrammetry work. Recently, I’ve bought a Lidar system and build up a brand new drone for that heavy payload. The frame is Y6 with T-Motor U8Lite KV150 motors and 30" lower and 28" upper foldable Foxtech “Optimal” props. We did some PID adjustments but I am still not too happy with the way it flies. The drone weights 12 kg with the payload and two 14A 6S batteries. The distance from center of prop to the other …

Hi David,  
I suggest you to read the topic on the top about the fine tuning similar Hexa. Don’t try to make autotune before, you’ll crash it.

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