RE: What effects or controls spool up time?
Also, this is his third turbine...not his first. He is new to turbine flight, but not turbine operation. He has been around turbines for about 2 years.
I will say this, the Kero start on the Evo Boosters is really nice and smooth. The look to be very well made turbines. Being from Germany, what would you expect! lol.