Probably the funniest thing I have read on here for a whileEl-Kablooey wrote:oh man, you may have opened a can of worms with that one, Ben.
Some will argue that pressure jets are just as loud, if not louder. And also that there is no steady flow of thrust, that they are pulse combusters just like a normal PJ, and that it is impossible to entrain enough air from the fuel flow to support combustion.
Viv:-)