Great Job! I have been thinking of a similar pan tilt for my easy star. Your rig will be
what I use on my video camera pod.
Question: Does that camera take only pictures or video as well? If pictures, what system did you use to trigger the shutter? Something like this...http://www.rc-cam.com/bitsw.htm
can you elaborate on your stabilizer system? It looks too big for a RC plane, but neat none the less