2009/9/23 paul youlten <paul.youl...@gmail.com>: > ... because you'd only sending it up to 3,500m (rather than 30,000m) > you wouldn't need to worry so much about low temperatures freezing the > batteries.
At that altitude you wouldn't have to worry about the balloon bursting at that altitude either. The bigger issue would be the weight of the tether. RC blimp might also be more practical since you could steer it etc. _______________________________________________ talk mailing list talk@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk