3M SoundPro SE Series - Figure F. 4 - 0-180 Degree Incidence Angles (IEC 61672 Class 1)

Page 132 Microphones
BK4936 microphone (Figures/Tables “F”)
053-469 RevC
SoundPro models SE and DL Data Addendum
Figure F. 4 - 0-180 degree incidence angles (IEC 61672 class 1)
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Frequency Hz
Relative dB