BRUEL & KJAER 4184-A, Technical Documentation Manual, Page: 21 / 52

CHAPTER 4
Specifications
15
4.8.3 Typical Self-generated Noise Spectra
Typical spectra for self-generated noise are shown in Fig.4.24 to Fig.4.29.
Fig.4.24 Typical self-generated noise, 1/1 octave band, Single-range
Fig.4.25 Typical self-generated noise, 1/1-octave band, High Range
110403
Microphone Electrical Total
-10 dB
-5 dB
0 dB
5 dB
10 dB
15 dB
20 dB
25 dB
30 dB
8 16 31,5 63 125 250 500 1 k 2 k 4 k 8 k 16 k
110404
Microphone Electrical Total
0 dB
5 dB
10 dB
15 dB
20 dB
25 dB
30 dB
35 dB
40 dB
45 dB
50 dB
8 16 31,5 63 125 250 500 1 k 2 k 4 k 8 k 16 k