Plane characteristics

Wing locationstructure. This allows the plane to be relatively
High wingbalanced whether rightside-up, upside-down, or any
The easiest planes to fly are typically ones that haveother position. This is great for military jets, sport planes
a high wing, or a wing that is on top or above theand aerobatic planes, but less advantageous for the
plane's fuselage. Wing dihedrals (bend or change oflearning pilot. Because of this symmetry, the plane
angle in wing relative to fuselage) or polyhedrals aredoesn't really have any natural or stable flying position,
also common. Most trainers and park flyers have thislike the high wing planes, and will not automatically
configuration.return to a stable gliding position.
These planes hold most of their weight under theNumber of channels
canopy of the wing structure and tend to react moreThe number of channels a plane requires is determined
like a glider. For this reason, they are very stable andby the number of mechanical servos that have been
easy to fly. If a high wing plane is out of control, stabilityinstalled. On smaller models, usually one servo per
can often be regained by returning the controls to acontrol surface is sufficient.
neutral position, allowing the plane to naturally fall backAilerons - controls roll.
into a gliding position. Because of the wing shape, wingElevator - controls pitch (up and down).
position, and drag under the wing due to the fuselage,Throttle or, if electric, motor speed.
these planes fly slower than their mid and low wingRudder - controls yaw (left and right).
counterparts, but can usually do some aerobaticFor more complex models and larger scale planes,
maneuvers.multiple servos may be used on control surfaces. In
High wings are typical of many vintage private planes.such cases, more channels as required to perform the
For example, the Piper Cub and the Cessna 170.various functions such as opening cargo doors,
Low wingdropping bombs, operating remote cameras, lights, etc.
Low wing planes offer a higher level of flying difficultyThe right and left ailerons move in opposite directions.
because the weight of the plane sits on top of theHowever, aileron control will often use two channels to
wing structure, making the balance a bit top heavy.enable mixing of other functions on the transmitter. For
Most wing configurations provide a slight dihedral toexample when they both move downward they can
provide a bit more balance during flight.be used as flaps (flaperons), or when they both move
The weight distribution and wing position of a low wingupward, as spoilers (spoilerons). Some aircraft, such as
plane provides a good balance of stability andthe Concorde do not have an elevator. When that
maneuverability. The plane's weight is easier to movefunction is mixed with ailerons the surfaces are known
around the rotation axis during a roll because it isas elevons. Each of these mixes are common on
closer to the wing, requiring much less leverage than aradio control planes.
high wing plane.With a three channel RC plane, either the ailerons or
Low wings are typical of World War II war planes andrudder control surface is eliminated. If the rudder is
many newer passenger planes and commercial jets.eliminated, turning is accomplished by rolling the plane
Mid wingleft or right and applying the correct amount of
Mid wing planes are usually considered the mostup-elevator. If the ailerons are eliminated, the wing
difficult to fly. The wings are usually located right in theneeds to have a significant amount of dihedral (V-bend
vertical middle of the plane, near the bulk mass of thein the wing). The rudder will turn the plane so that one
plane. Very little leverage is needed to turn and rotatewing will turn into the wind, causing it to lift and roll the
the plane's weight.aircraft. Many trainers and electric park fliers use this
Mid wings are often straight without any dihedraltechnique.
providing an almost symmetrical aerodynamic