Originally Posted by A33Zab
When the RTLU is at minimal (0° RVDT angle) the RTLU limits the rudder input to 4°, to be accurate this is 3.7° (CMM).
Interpolating the low resolution TLU trace its value was ~4.2° (RVDT angle) just before @02:10:05.
4.2° + 3.7° ~ 7.9° at which it was freezed by PRIM at the start of the speed monitoring process.
Before I adventure further in that exchange, what do mean exactly by 'RVDT angle' ?