Auxiliary rotor
Auxiliary rotor · General
a rotor that serves either to counteract the effect of the main rotor torque on a rotorcraft or to maneuver the rotorcraft about one or more of its three principal axes.
Source: 14 CFR § 1.1
Auxiliary rotor · General
a rotor that serves either to counteract the effect of the main rotor torque on a rotorcraft or to maneuver the rotorcraft about one or more of its three principal axes.
Source: 14 CFR § 1.1