Originally Posted by hazelnuts39
The A330 only experiences high speed buffet below Mmo at substantial 'g'.
Have experienced the hi-speed buffet a few times on 330 in cruise during wind-shift/ mountain-wave activity that causes speed rise. All around 1g. and below Mmo.
The aeroplane 'buzzes' for want of a better description! That's hi-speed rumble for sure!