Peter Stickney ) wrote:

....

: You can certainly fly a transonic or supersonic airplane without using
: a slab, but what happens is that your pitch authority (Ability to
: raise or lower the nose) decreases, and, depending on the
: configuration, teh airplane may not be able to be trimmed at all.
: (The pitchup of the F-84s, for example.)

Is this the "control reversal" at transonic speed mentioned in
the British film, "Breaking the Sound Barrier?" (I know that
opinions vary as to whether or not control reversal is real.)