Saturday, December 13, 2014

F-15 Speed Brake Development

Scan0333Scan0334Untitled 1bUntitled 2a One of the three main visual differences between pre-production and production aircraft is the length of their speed brakes. Short for pre-production and long for production. Jack Abercrombie (Former McAir Chief Aerodynamicist) has written a great article on the history of the F-15 speed brake development.

BTW: The other two are the clipped wing tips (covered below) and the notched horizontals.

Click here to read article and view photos

Click here for great large speed brake close-ups


Unknown said...

Does the speed brake have a blow back check valve or the flaps?

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