The effects of aerodynamic brakes upon the speed characteristics of airplanes

Jack D. Stephenson
naca-tn-1939
Sep 1949


A study has been made of the factors influencing the performance of aerodynamic brakes. The requirements which must be met in order for the brakes to provide the necessary control over the forward speed are discussed for various flight conditions under which they may be used.

An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1949/naca-tn-1939.pdf