GT Propellers' recreated Fairey Reed propeller has entered flight testing, with more than 12 hours flown on a Tiger Moth ...
Most propellers reverse direction to go astern, but controllable pitch propellers just twist their blades instead, keeping ...
Propellers are primarily categorized into fixed-pitch, which offer a performance compromise (climb vs. cruise), and adjustable-pitch types that allow pilots or systems to change blade angle.