Originally Posted by
atakacs
Having some time for musing I was wondering about the advantages of the turboprop vs. using more conventional turbofans for the A400M.
Designing a completely new engine was obviously a very expensive proposition (and turned out to be even worse than that...) so what are the expected gains ?
It was the nation's who defined the specification.
And we must not loose sight of the fact that the TP400 is actually a very efficient power plant indeed.