EWD-Waage Graupner 1030 The incidence meter is a versatile gadget. It permits controlling:
1. Angle of incidence
2. Vertical installation of fin
3. Dihedral angle
4. Throw of control surfaces
5. Down thrust
6. Side thrust
Accommodates ribs up to 450 mm chord length Building instructions in Dutch, English, French and German, water level, die-cut, printed plywood, milled and drilled hardwood parts, aluminium tubes, required hardware and knurled nuts.