About

Gender

Male


Location

College Station, TX


About Me:

Interested in attitude sensors and micro aerial vehicles.


Please tell us a bit about your UAV interest

www.vectornav.com


Hometown:

Tyler, TX


Activity Feed

John Brashear left a comment for John Brashear
"Hi Helder,

If you are referring to flying the VN-100 development board as it is on your plane without having to surface mount the VN-100 sensor on a separate board, then yes is can be used as a stand-alone product. If you want to have your plane…"
Jun 24, 2009
John Brashear left a comment for helder
"Hi Helder,
I am not to familiar with the Ardupilot, so I spent some time looking over it and it seems like a nice product. To answer your question it really depends upon how comfortable you are with embedded programming on the ATMEGA168 onboard the…"
Jun 22, 2009
John Brashear commented on Chris Anderson's blog post New 9DOF IMU--$400-$500. Looks good
"I wasn't aware that the DevBoard was using the velocity vector from the GPS. If thats the case then the DevBoard would be at times an AHRS since it has at least two vectors. I'm not to familiar with the performance of the DevBoard in terms of…"
Jun 22, 2009
John Brashear commented on Chris Anderson's blog post New 9DOF IMU--$400-$500. Looks good
"Hi Michele,
Then VN-100 would very work well for a balance robot. One of the difficulties in building a robot of this type is dealing with the gyro drift. With the VN-100, the onboard kalman filter stabilizes the gyro to give you a drift-free…"
Jun 22, 2009
John Brashear commented on Chris Anderson's blog post New 9DOF IMU--$400-$500. Looks good
"Hey guys, I just noticed that our product was posted on your website. I have seen some confusion as to the difference between an AHRS and an IMU. An IMU consists of an orthogonal instrument cluster of 3-axis accelerometer and gyros. The UAV DevBoard…"
Jun 22, 2009