#6589 By selbaer - Wed Feb 14, 2007 9:48 am - Wed Feb 14, 2007 9:48 am #6589 the glider yaws and the pilot is trying to correct with roll... now put both together and you've got pilot induced oscillation
#6592 By selbaer - Wed Feb 14, 2007 10:13 am - Wed Feb 14, 2007 10:13 am #6592 PS http://en.wikipedia.org/wiki/Pilot-induced_oscillation