In the 1960s, a basic pitch control system known as the stick shaker was installed in the Boeing 707 to avoid stalling.
Later, a similar … See more

The MCAS design parameters originally envisioned automated corrective actions to be taken in cases of high AoA and g-forces beyond normal flight conditions. Test pilots routinely push aircraft to such extremes, as the FAA requires airplanes to perform as expected. … See more

The updates proposed by Boeing focus mostly on MCAS software. In particular, there have been no public statements regarding reverting … See more

On Lion Air Flight 610 and Ethiopian Airlines Flight 302, investigators determined that MCAS was triggered by falsely high AoA inputs, as if the plane had pitched up excessively. On both flights, shortly after takeoff, MCAS repeatedly actuated the See more

Background
The Maneuvering Characteristics Augmentation System (MCAS) is a flight control law built … See more

The MCAS came under scrutiny following the fatal crashes of Lion Air Flight 610 and Ethiopian Airlines Flight 302 soon after takeoff. The Boeing … See more

In February 2016, the EASA certified the MAX with the expectation that pilot procedures and training would clearly explain unusual … See more