private double GetCapacitorValueOfStage(int stage)
        {
            var grid = stackPanelResistor.Children[stage] as Grid;
            var cb   = grid.Children[1] as ComboBox;
            CapacitorValueType cvt = (CapacitorValueType)cb.SelectedIndex;

            return(CapacitorValueTypeToValue(cvt));
        }
 public double CapacitorValueTypeToValue(CapacitorValueType t)
 {
     return(mCapacitorValues[(int)t]);
 }