Lately becoming more popular competitions on water-motor sports. The exciting drama of racing racing colorful boats, iridescent splashes of water, enthusiastic audience! RC racing boat are not less popular among athletes of all ages. The design of such micropolygon simple. The model is quite well-known motor type “Mabushi-540” equipped with a two-bladed propeller with a diameter of 35 mm and a step 47 mm. To power the installed battery 7.2 V/1.2 A*h Nickel-cadmium elements. Management — with two-channel proportional equipment. The engine speed change by the speed controller and the direction of the path of movement of the steering machine.
We offer to your attention a racing boat, small in size which enable it to develop good speed and easy to maneuver on the water. The external contours of the ship repeat the racing catamaran “Саlаху”, built specifically for offshore racing.
You’ll need a lime or pine slats size 3x3x1000 mm — 10 pieces, pieces of plywood the size of 600x280x1,2 mm and 245x55x3 mm, strips of cardboard the size of 600x100x0,5 mm-8 pieces. For bonding parts recommend you to use epoxy resin.
The manufacture of the body starts with a marking on the workpiece of the 3 mm plywood transverse frames set the bottom (1-6) and the additional bulkhead upper part (7-11). The parts are cut and processed on the markup. The workpiece is made of plywood thickness of 1.2 mm is also marked, and then cut the sides of the floats. On a flat Assembly bench are attached to the mounting bars with the marking provisions of the frames of the body (cross-section not less than 5×5 mm). On them nitrocream fixed parts 1-6 (the position of the body — up the bottom). Then epoxy the sides of the floats are glued together with the installed cross set. After curing of the resin are mounted rails with cross section of 3×3 mm, forming the contours of the bottom between the floats and the angles of cheekbones and the side. Glued the bottom of the tunnel, underbody and the sides of the floats are cut from cardboard. Assembled part of the hull is removed from the mounting bars. All the internal cavities and parts three times thoroughly covered by the liquid two-component parquet varnish.