Brian Riskas
  • Male
  • San Luis Obispo, CA
  • United States

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  • Rui A
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Brian Riskas's Groups


Brian Riskas's Page

Latest Activity

Brian Riskas replied to David Roads's discussion Large Format Drone
"Pixhawk should be able to fly such a vehicle just fine. I fly pixhawks on much larger vehicles with great results"
Brian Riskas replied to Shian Lee's discussion unstable roll axis
"You log looks good, very low vibration. I would recommend installing a power module to monitor your battery. Other than that you appear to have oscillation on both pitch, roll, and yaw that can probably be tuned out by tweaking PID settings"
Mar 6
Brian Riskas replied to Jon Turner's discussion pixhawk 2.1 with jeti spin pro 300 and tmotor u15 no spin up
"Sounds like quite a monster. I would love to see pictures if you are able to share. Thanks -Brian"
Jan 14
Brian Riskas replied to Jon Turner's discussion pixhawk 2.1 with jeti spin pro 300 and tmotor u15 no spin up
"Jon- If the pixhawk 2.1 is the same as the original pixhawk, then all you should need is a single BEC plugged into any spot on the servo rail in order to power the opto-isolators on the ESCs. If I remember correctly, the main difference between the…"
Jan 13
Brian Riskas replied to Erick Gibbs's discussion PRESSURE WASHING TETHERED UAV
"Rui- Yes, the sprayer system can spray under autopilot control. I posted a thread about it last year here. Let me know if you have any other questions and I will be happy to…"
Nov 12, 2017

Profile Information

About Me:
Owner/ designer @ RMD Systems. We develop mobile robotic systems for disaster relief and agriculture.
Please tell us a bit about your UAV interest
We manufacture large multirotor airframes for agriculture use and disaster relief. We also design and build specialty payloads such as sprayer systems and imaging systems to compliment our vehicles.
San Luis Obispo

Brian Riskas's Blog

Heavy lift X8 and sprayer system

Posted on August 23, 2016 at 7:03pm 16 Comments

Hello everyone, I have received some questions in another thread regarding my large X8 build and I wanted to take a minute and share a project that my company has been working on for the last 18 months. We have put together a heavy lift X8 multicopter as well as a sprayer system for…

Comment Wall (2 comments)

At 8:02pm on September 23, 2016, Gary McCray said…

Hi Brian,

Please feel free to use any comments you find useful, no attribution necessary.

Best Regards,

Gary McCray

At 8:03pm on September 23, 2016, Brian Riskas said…


Thank you very much! Have a great weekend.


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