Phase angle Polarization Error (degree) (%) (%) 10 1.92 2.5 15 5.09 2.5 20 10.01 2.5 25 5.9 2.5 30 12.53 2.5 40 8.56 2.5 50 0.02 2.5 60 5.0 2.5 70 5.87 2.5 80 11.14 2.5 90 13.92 2.5 100 13.55 2.5 110 11.05 2.5 120 4.88 2.5 130 -2.61 2.5 140 -1.79 2.5 150 -2.84 2.5 160 5.83 2.5