Dan Parker was just another enthusiast looking to make his mark in aviation with some kind of crazy, notable project. Then he came across the Facet Opel, current altitude record holder, and the race was on. Since then, hes been working on his airplane full time, hoping to break the existing record, and along the way hes come up with some innovative and exceptionally efficient building and design practices.
Flight testing for longitudinal stability problems continues this month as columnist Barnaby Wainfan details tests for stick force as related to trim and stick-free stability of an aircraft. The object is to gather data and analyze it to see if the hypotheses about the nature of the problem hold up under scrutiny.