About

Gender

Male


Location

Montgomery, TX


About Me:

Tech III Diver & Helicopter Ditching/Sea Survival Instructor at NASA Neutral Buoyancy Laboratory, Houston Texas. USMC Ret.


Please tell us a bit about your UAV interest

Skyjib, F800, Air Titan, Penguin, Radian and Carbon Z Cub owner


Hometown:

Montgomery Tx


Activity Feed

james johnson replied to J M's discussion Do I need the PPM encoder to connect the ar8000 to Pixhawk?
"The PPM encoder works like a dream on my Air Titan. DX9 with AR 8000 twin satellites."
Oct 27, 2014
james johnson replied to KF6BBL - Bill Paul's discussion PX4/Pixhawk without GPS or Compass, also Spektrum inputs
"I do use the PPM Encoder btw"
Oct 27, 2014
james johnson replied to KF6BBL - Bill Paul's discussion PX4/Pixhawk without GPS or Compass, also Spektrum inputs
"I have an AR 8000 with two satellites. One plugs into the Hawk the other is connected to the AR 8000 in standard fashion and I've had no problems."
Oct 27, 2014
james johnson replied to Forrest Frantz's discussion No HeatBeats from Mavlink -- The Saga Continues now w/ PixHawk
"If you have the telem module connected you have to power from the flight battery and USB simultaneously. USB alone won't provide enough power."
Oct 27, 2014
james johnson replied to NASMO's discussion Quadcopter Drone Deliberately Flown Passenger Airliner
"A few bad apples. I hate seeing this stuff"
Oct 27, 2014
james johnson replied to Brian S's discussion APM Power Module with XT60 in X8
"I run the 3DR module on my 5S Air Titan with Pixhawk with no problems."
Oct 26, 2014
james johnson replied to Brian S's discussion My X8 in X8
"Sounds like your pitch may need to be reversed in radio calibration."
Oct 26, 2014
james johnson left a comment on X8
"Hit the deck this afternoon with my X8 during my APM maiden from the death roll. I was flying in stabilize, LOS and dropped airspeed during a high turn. My fault entirely. My CG is at the manufacturers recommended but I think I may shift it forward…"
Oct 26, 2014
james johnson replied to Felix Meissner's discussion Problem connecting Pixhawk and Futaba receiver
"Plug a ubec into the rc in on pixhawk. The lead from ppm encoder goes to sbus on hawk. I had the safe issue"
Oct 25, 2014
james johnson posted photos
Oct 25, 2014
james johnson commented on Karan Chawla's blog post Flying Wing for Search and Rescue
"Is there a particular reason behind using a wing in your design? A polyhedral high wing design is far more forgiving and efficient. The natural self-leveling characteristics would require less power for a high endurance craft to maintain stable…"
Oct 25, 2014
james johnson replied to Max LEe's discussion RVJet wants to dive all the time?? in ArduPlane User Group
"Are you sure the plane isn't diving in order to gain airspeed? I had a similar problem in that my AUTO TUNE minimum airspeed setting was too high, therefore the plane would dive for the ground when I flipped into AT in order to gain the minimum…"
Oct 23, 2014
james johnson replied to yuvraj's discussion APM Plane settings with mission planner ??????? in ArduPlane User Group
"APM and Pixhawk can fly remarkably well out of the box as long as all of your control surfaces are aligned and level and your inputs are correct, you have proper CG and you have performed good compass and accel calibrations. Auto Tune is your friend…"
Oct 23, 2014
james johnson posted photos
Oct 23, 2014
james johnson commented on Graham Dyer's blog post Finwing Air Titan
"I have one and I really love it. It's rugged and flies like a dream. I run 2 6S 8000's and one 3S 8000 for electronics. I actually have two of the planes, one has been modified as a true taildragger by removing the nose wheel and moving the main…"
Oct 23, 2014