Originally Posted by flyingstill

We tried and experiment at our field, put an altitude sensor in models to be flown and then just flew them as they normally would, foamies, larger ARFs, those built from kits, glo and electric and some giant scale. Out of 16 different flights, none exceeded 400 feet. I suppose the jet guys and the large 3D flyers exceed it, but seldom do the regular sport flyers. Sailplanes perhaps being an exception.