Originally Posted by
ironbutt57
actually interesting he brought that up, yet another single-point (Capts RADALT) systems failure that was endemic to the 737 for a time, causing the A/T system to go to "retard" mode too early when on approach, the Turks were unstable and didn't catch it...several other airlines managed to...ya think Boeing might have learned from a single-point failure there, but looks not to be the case
I was thinking the same. And also in this case there actually are TWO radioaltimeters on the aircraft, but only one used at a time, hence no cross check or other validation on the reasonability or correctness of the measured value.