Quote Originally Posted by superquag View Post
I'm wondering why 'Tip-Jet' rotors are not more popular, for both Gyros. (Fairey Gyrodyne). or even full time helicopters... Save weight AND. complications in a helo.
The fuel usage is absolutely atrocious for heavier capacity. One was trialled in the 50s? 60s? for US military use but it was too thirsty to be practical.