> -30 - 



J I I L 



yy\AA/v^ 



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9 (°) 



j i i i i AAA/ 



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m (o) 



Figure 58. Azimuth pattern, 6 0pt = 30°; 6 = 0°. 



Figure 59. Azimuth pattern, 6 opt = 30°; 6 = 15° 



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9 (°) 



Figure 60. Azimuth pattern, 8 opt = 30°; 6 = 30°. 



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9(°) 



Figure 61. Azimuth pattern, 6 opt = 30°; % = 45°. 



51 



