SPRITE Thermal Ballast
The ballast set for Sprite THERMAL is made for the flights in the thermal flows with different wind speed for guaranteeing the necessary degree of penetration ability and speed.
Ballast is assembled on the wire cable, which makes possible for ballast to be flexible.
Complete set makes it possible to have simultaneously two ballasts for the rapid replacement with change in the weather prior to the start.
Ballast has several openings for the fastening for changing the centering of model.
The set includes:
1) Aluminum loads with the diameter of 16mm and the length of 50mm - 6 pcs;
2) Brass loads with the diameter of 16mm and the length of 52mm - 6 pcs;
3) Noncorrosive rope for fastening of the loads - 2 pcs;
4) Screws for fixing of ballast in the fuselage (also one spare screw);
5)Key for the screws.
Typical Ballasts for Sprite HOT of glass (the weight of the empty model is 860g ):
The weight of ballast: 480г
Wing loading: 36.7 г/дм2
The weight of ballast: 156г
Wing loading: 27.83 г/дм2
The weight of ballast: 370г
Wing loading: 33.69 г/дм2
The weight of ballast: 265г
Wing loading: 30.82 г/дм2
For the flights in the dynamic flows you can use heavier ballast of Sprite HOT.