Originally Posted by A33Zab
They...Airbus... offered the BUSS option even before AF447.
But the BUSS has not been designed to exit a fully developed stall. BUSS is not the solution either to unreliable speed indication above 25000 feet. Would the AF447 crew have attempted to select all ADRs OFF passing FL250 in order to activate the BUSS ... ? What would have been the BUSS indication ? Is it designed for 45 deg of AoA ?
I have some doubt about the BUSS ... but I have never experienced it in the simulator.
A more simple AoA indicator could be a better option maybe ...