About

Gender

Male


Location

Niedernberg, Bavaria


About Me:

retired Computer Engineer; Private Pilot flying Land- and Seaplanes and RC-Models


Please tell us a bit about your UAV interest

I am still fascinated by Computers and everything that flies. UAV are a combimation of both. .


Hometown:

Niedernberg


Activity Feed

Hans-Ulrich Mahr replied to eyesopen45's discussion Ardupilot Mega v1.4 problems
"I
had a similar problem two days ago. Erratic behavior of APM- resets during IMU initialize, flickering of the yellow Ardupilot board LED, noisy servos when idling etc.  The problem did not occur on the bench when BEC and USB cable were connected.…"
Jan 24, 2011
Hans-Ulrich Mahr commented on Jason Short's blog post Ardupilot Alpha/Beta Testing
"He guys,
you are all wrong. It is clear the car hit the plane. I could find nothing in the code to make the UAV do this.
Hans"
Aug 29, 2010
Hans-Ulrich Mahr replied to Andrew Brygin's discussion NMEA gps with AP 2.7
"Hi Andrew,

I tried to confirm the Initialization problem.(ArduPilot 2.7 beta 3)
With no NMEA GPS i got a Compile error with GPS 0 and GCS 5 (Error exspected ";" before token - in function decode GPS)

GPS 4 and GCS 1: Compile Error: redefinition of…"
Aug 2, 2010
Hans-Ulrich Mahr replied to Javier Robaina's discussion APM + IMU Models??
"here more fotos.

The speedcontroller sits under the lower deck. Between the decks is cabling and camera control electronic.
On the upper deck Ardupilot and IMU. The red Velcro is for the GPS. The servos are a little bit heavier then steel balls…"
Jul 11, 2010
Hans-Ulrich Mahr replied to Javier Robaina's discussion APM + IMU Models??
"Hello Javier,
Easy Glider is a good choice.The battery space is good for 2 Lipo cells of 4000mAh which gives you 45min of level flight. I solved the Space problem by moving the rudder and elevator servo to the tail. (see fotos) and vacuumformed a…"
Jul 11, 2010