pitch control


pitch control

i. That giving manual control of the propeller pitch as is done in a constant-speed unit where datum is moved manually. In a variable-pitch propeller, the act of changing the pitch of the propeller. The pitch changes are done through pitch-control devices.
ii. The combined cyclic/collective system of a helicopter. See collective and cyclic-pitch control column.
iii. In fixed-wing aircraft, the control effected by the yoke or stick, moving control surfaces to bring about some changes in the pitch.
iv. That giving control of the pitch in a VTOL (vertical takeoff and landing) aircraft at zero or a low forward speed. This normally is effected by the control stick.