Originally Posted by
TangoAlphad
Well assuming this is a 737? To be honest I'd usually use Alt Intervent as that should give a nice 1000fpm descent assuming this was done prior to TOD calculated by the VNAV.<br />If for whatever reason I needed VS over 2000 feet unless you were hugging the barbers pole mach is fine. Remember the barbers pole will move away from your current IAS as you start to descend.
Understand barber pole will move away as aircraft starts to descend. But i'm just thinking what is the correct thing to do with the speed and whether is my understanding correct.