MHSA LogoMODEL HELICOPTERS SOUTH AFRICA

A Special Interests Group to South African Model Aircraft Association

CLASS I | CLASS II | CLASS III | F3C

Class I

Tail-in Vertical Triangle.

Model is positioned tail toward the pilot. Pilot stands on the two (2) meter line on the side of the box closest to the judges. Model takes off from the central helipad, rises vertically to eye level, pauses, hovers sideways with a constant altitude, heading, and speed, either direction, to the edge of the box, pauses, rises 2m in altitude in a straight line diagonally to the central helipad, pauses, descends 2m in altitude in a straight line diagonally to the opposite side of the box, pauses, hovers sideways back to the central helipad, pauses, descends vertically, and lands on the central helipad.

Constant Heading Circle.

Model takes off from the central helipad and rises vertically to eye level, pauses, maintaining constant altitude, heading, and speed, completes a circle to the right or left. The circle passes over the two (2) corner flags opposite the pilot ending over the central helipad, pauses, descends vertically, and lands on the central helipad.

Tail-in Vertical Rectangle.

Model takes off from the central helipad and rises vertically to eye level, pauses, maintaining a constant altitude, heading, and speed, hovers sideways either direction, to the edge of the box, pauses, rises vertically 2m, pauses, hovers sideways over the central helipad to the opposite side of the box, pauses, descends vertically 2m, pauses, hovers back to central helipad, pauses, and descends vertically to the central helipad.

Spike with 90 Degree Pirouettes.

Model takes off vertically from the central helipad and rises vertically to eye level, maintaining constant heading, pauses, rises vertically 2m, pauses, rotates 90 degrees, in either direction, pauses, rotates 90 degrees in the opposite direction, pauses, descends 2m, pauses, descends vertically to the central helipad.

Pass in Review.

Model takes off vertically from the central helipad and rises to eye level, pauses, hovers sideways, either direction, maintaining a constant altitude, heading, and speed, to the edge of the box, pauses, rotates 45 degrees nose into the box, pauses, hovers in a straight line over the central helipad to the opposite side of the box, pauses, rotates 45 degrees in the opposite direction, pauses, hovers sideways back to the central helipad, pauses, descends vertically to the central helipad. Downgrading Guide: