BRUEL & KJAER 4188 - Page 30

Chapter 2 — Prepolarized Free-field
1
/
2
" Microphone Type 4188
Directional Characteristics
Falcon™ Range of Microphone Products
Microphone Handbook
BE1374– 12
2
−
15
Fig.2.17 Typical directional characteristics of the microphone with Random Incidence Corrector
DZ9566
0°
330°
300°
270°
240°
210°
180°
150°
120°
60°
30°
0
5
– 5
– 10 – 15 – 20
5
0
– 5
– 10 –15 – 20
– 25
90°
θ°
940781e
5 kHz
8 kHz
6.3 kHz
10 kHz
12.5 kHz
0°
330°
300°
270°
240°
210°
180°
150°
120°
60°
30°
0
5
– 5
– 10 – 15 – 20
5
0
– 5
– 10 –15 – 20
– 25
90°
16 kHz
20 kHz