Phase angle Polarization Error (degree) (%) (%) 5 -1 3.5 10 -1.5 1.6 15 5 2.5 20 7.8 3 25 10.1 3.3 30 12 2.4 40 16 2.4 50 18.5 1.4 60 21.9 2.5 70 25.8 2.4 80 28.7 1.4 90 29.3 1.4 100 28.2 1.4 110 29.5 1.3 120 27.6 1.3 130 23.5 1.3 140 19.9 1.4 150 16.7 1.2 160 15.1 1.3 165 9.7 1.4