Larson Davis SoundAdvisor 831C Reference Manual page 188

FIGURE A-28 Model 831 with 377B02 Microphone
280°
270°
260°
FIGURE A-29 Model 831 with 377B02 Microphone
280°
270°
260°
SoundAdvisor Model 831C
350°
340°
330°
320°
310°
300°
290°
250°
240°
230°
220°
210°
200°
190°
350°
340°
330°
320°
310°
300°
290°
250°
240°
230°
220°
210°
200°
190°
0°
10°
2
20°
30°
-2
40°
-6
-10
-14
-18
-22
-26
140°
150°
160°
170°
180°
0°
10°
2
20°
30°
-2
40°
-6
-10
-14
-18
-22
-26
140°
150°
160°
170°
180°
Frequency (Hz)
282
355
447
50°
562
60°
708
891
70°
1122
1413
80°
1778
90°
2239
2818
100°
3548
4467
110°
5623
7079
120°
8913
130°
11220
14125
17783
Frequency (Hz)
299
376
50° 473
596
60°
750
944
70°
1189
80°
1496
1884
90°
2371
2985
100°
3758
4732
110°
5957
120°
7499
9441
130°
11885
14962
18836
A-28