BRUEL & KJAER 4184-A, Technical Documentation Manual, Page: 40 / 52

Weatherproof Microphone Unit Type 4184-A – Supplement to Instruction Manual BE 1712 34
Table A.34b 4184-A 90 ° (Side), sensitivity variations for Weatherproof Microphone Unit Type 4184-A with the
Microphone Preamplifier connected to a microphone extension cable, at sound incidence angles within
±

°
from the
reference direction
Nominal Exact Max Variation Max Variation Max Variation
Frequency Frequency ± 30° ± 90° ± 150°
(6 digits)
Hz Hz dB dB dB
500 Hz 501.187 Hz 0.26 0.42 0.42
630 Hz 630.958 Hz 0.22 0.33 0.33
800 Hz 794.328 Hz 0.16 0.30 0.30
1000 Hz 1000 Hz 0.14 0.25 0.25
1250 Hz 1258.93 Hz 0.20 0.35 0.35
1600 Hz 1584.89 Hz 0.25 0.50 0.50
2000 Hz 1995.26 Hz 0.29 0.72 0.72
2240 Hz 2238.72 Hz 0.34 0.83 0.83
2500 Hz 2511.89 Hz 0.45 1.01 1.01
2800 Hz 2818.38 Hz 0.60 1.31 1.31
3150 Hz 3162.28 Hz 0.70 1.66 1.66
3550 Hz 3548.13 Hz 0.91 2.08 2.08
4000 Hz 3981.07 Hz 0.91 2.55 2.55
4500 Hz 4466.84 Hz 0.75 2.72 2.72
5000 Hz 5011.87 Hz 0.62 3.14 3.14
5600 Hz 5623.41 Hz 0.69 3.61 3.61
6300 Hz 6309.58 Hz 0.75 3.13 3.13
7100 Hz 7079.46 Hz 0.91 3.73 3.73
8000 Hz 7943.28 Hz 0.71 3.33 3.33
8500 Hz 8413.95 Hz 0.84 3.51 3.51
9000 Hz 8912.51 Hz 0.72 2.93 2.93
9500 Hz 9440.61 Hz 0.98 2.98 2.98
10000 Hz 10000 Hz 0.91 3.32 3.32
10600 Hz 10592.5 Hz 1.08 3.64 3.64
11200 Hz 11220.2 Hz 0.82 3.31 3.31
11800 Hz 11885.0 Hz 0.77 3.93 3.93
12500 Hz 12589.2 Hz 0.84 3.88 3.88
13200 Hz 13335.2 Hz 1.12 3.86 3.86
14000 Hz 14125.4 Hz 1.15 4.56 4.56
15000 Hz 14962.4 Hz 0.87 5.60 5.60
16000 Hz 15848.9 Hz 1.07 5.99 5.99
17000 Hz 16788.0 Hz 1.12 6.55 6.55
18000 Hz 17782.8 Hz 1.49 7.60 7.60
19000 Hz 18836.5 Hz 1.07 7.24 7.24
20000 Hz 19952.6 Hz 1.37 6.95 6.95
Table A.35 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.36 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.37 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.38 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.39 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.40 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.41 Weatherproof Microphone Unit Type 4184-A cannot be mounted directly on the analyzer
Table A.42 Weatherproof Microphone Unit Type 4184-A is not specified together with Outdoor Microphone Kit
UA-1404
Table A.43 Weatherproof Microphone Unit Type 4184-A is not specified together with Outdoor Microphone Kit
UA-1404