About

Gender

Male


Location

Nanjing, Jiangsu


About Me:

Software engineer


Please tell us a bit about your UAV interest

I'm making a big plan on UAV


Hometown:

China.YZ


Activity Feed

Roben replied to Roben's discussion The quad drifted to some direction when took off
"Ok, I'll try it. Thank you very much."
Dec 23, 2014
Roben replied to Roben's discussion The quad drifted to some direction when took off
"As you say it will always drift to some degree, how can it hold a position indoors without  a GPS?
I saw such video online that somebody could fly it sturdy indoors. 
Gravity is hard to say. How can I find the gravity in a quad?"
Dec 23, 2014
Roben replied to Roben's discussion The quad drifted to some direction when took off
"Stabilize. I do have  a GPS, but I fly it indoors. So the quad should level itself by the gyro sensor, I guess..."
Dec 23, 2014
Roben posted a discussion
I made the quad with tarrot frame and pixhawk. Pixhawk was bought from 3DR. Hobbywing ESC and Sunnysky motor.Calibration seems ok on Mission Planner.But when I just only  pulled the throttle and kept other stick untouched , the quad could not hold…
Dec 20, 2014
Roben replied to Roben's discussion Where could I buy the sonar that can detect the stuff kilometers far away?
"Thanks. I had found the LIDAR on 3DR store yesterday. It's awesome thought it just make 40m. The doc said they will approach to 100m using laser the next step.

You may get the data from the sonar on your pilot board and send it to your ground…"
Jul 28, 2014
Roben posted a discussion
I want to use sonar to detect obstacles. But I found the sonar I could buy in my country only could detect meters away. It's frustrating. Anyone knows if there is some advanced sonar that could detect hundreds thousands meters away? Or maybe just…
Jul 27, 2014
Roben replied to Roben's discussion Where is my terminal in mission planner?
"It works. Thanks very much."
Jul 26, 2014
Roben posted a discussion
A lot of doc on ardupilot.com refer to the terminal. But I can't see it on my own.
Jul 26, 2014
Roben replied to Jaime's discussion 3DR Radios w/ qGroundControl on OSX
"I finally found the problem. I bought the 3DR Radios with some hardware that"
Jul 26, 2014
Roben replied to Jaime's discussion 3DR Radios w/ qGroundControl on OSX
"After I install the FTDI on my Mac,  I still can not find the serial port. 
Is there anything wrong or I just missed something special?"
Jun 22, 2014
Roben replied to Roben's discussion How to fly 1 hour or more for a copter?
"where to buy the death 8017 class motors?"
Jun 21, 2014
Roben replied to Roben's discussion How to fly 1 hour or more for a copter?
"It's really awesome, thanks."
Jun 16, 2014
Roben posted a discussion
Like Amazon Prime Air, carrying something needed and fly for more than one hour.I don't want to drop a lot of things that should be carried on the copter and make a extreme unuseful toy UAV to fly a longer time just to prove a longer flight time.I…
Jun 15, 2014