FUTABA 6J Instruction Manual page 83

‡ Heading Lock
Slang term for Heading Hold Gyro.
‡ Helicopter Radio
A remote control radio system designed specifically for use with helicopter models. The helicopter
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necessity. Second is the throttle stick, which is ratcheted in airplane transmitters, will not have the clicking
feel on the heli version. This is due to the precise control needed on the heli collective stick to achieve and
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used will vary from helicopter to helicopter. Note that many radios produced have both airplane and
helicopter programming in a single radio.
‡ Horizontal Stabilizer
The horizontal tail surface at the back of the fuselage which provides aerodynamic pitch stability to the
airplane.
‡ Hover
To maintain a stationary position in which the model is not climbing, diving, rolling or yawing.
‡ Hovering offset (Heli programming only)
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point when it is not exactly center throttle stick position.
‡ Hovering pitch (Heli programming only)
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around center stick (or the hovering point if that point is not at center throttle stick, then the center-point of
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‡ Idle Up
This is a setting on the transmitter which limits the throttle minimum. Particularly useful for FFF and 3D
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‡ Immelmann
A maneuver originally used to reverse direction in combat. The airplane noses up and over onto its back.
It then rolls upright and continues in the direction opposite to the original direction. It was invented by
the World War I German pilot Max Immelmann, whose airplane could perform the maneuver, and others
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their planes to perform the maneuver, too.
‡ Inhibit
Makes a feature inactive and unable to be used. When a function is inhibited, it cannot be used even if the
assigned switch is moved to the on position. Setting a feature to INH turns off its functionality without
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