Larson Davis SoundAdvisor 831C Reference Manual page 180

FIGURE A-13 Model 831 with 377B02 Microphone
290°
280°
270°
260°
250°
FIGURE A-14 Model 831 with 377B02 Microphone
290°
280°
270°
260°
250°
SoundAdvisor Model 831C
350°
340°
330°
320°
310°
300°
240°
230°
220°
210°
200°
190°
350°
340°
330°
320°
310°
300°
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)
298.54
375.84
473.15
50°
595.66
60°
749.89
944.06
70°
1188.5
1496.24
80°
1883.65
2371.37
90°
2985.38
100°
3758.37
4731.51
110°
5956.62
7498.94
120°
9440.61
130°
11885.02
14962.36
18836.49
Frequency (Hz)
251.19
316.23
398.11
50°
501.19
60°
630.96
794.33
70°
1000
1258.93
80°
1584.89
1995.26
90°
2511.89
3162.28
100°
3981.07
5011.87
110°
6309.57
120°
7943.28
10000
130°
12589.25
15848.93
19952.62
A-20