3M BK4936, Version A: QE7052 manual Peak C

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Table A.33- Z Weighting, Fast Response and LEQ______________________________________________________ 21

Table A.34- Z Weighting, Slow Response and SPL ______________________________________________________ 22

Table A.35- Z Weighting, Slow Response and LEQ _____________________________________________________ 23

Linear Operating Range ________________________________________________________________ 25

Table A.40- Broad Band with A-Weighting ____________________________________________________________ 25

Table A.41- Broad Band C Weighting ________________________________________________________________ 30

Table A.42- Broad Band with Z-Weighting ____________________________________________________________ 36

Table A.44- Octave Band __________________________________________________________________________ 41

Table A.45- One-Third Octave Band _________________________________________________________________ 44

Peak C ______________________________________________________________________________ 50

Table A.46- Peak C Level Range ____________________________________________________________________ 50

Microphones _________________________________________________________________________ 50

QE7052 microphone (Figures/Tables “B”) ______________________________________________________ 51

Directional frequency response using side toward speaker _________________________________ 51

Figure B.1 - 0-30 degree incidence angles _____________________________________________________________ 51

Figure B.2 - 0-90 degree incidence angles _____________________________________________________________ 52

Figure B.3 - 0-150 degree incidence angles ____________________________________________________________ 53

Figure B.4 - 0-180 degree incidence angles ____________________________________________________________ 54

Directional frequency response with mounted face toward speaker ________________________ 55

Figure B.5 -0-30-degree incidence angles _____________________________________________________________ 55

Figure B.6 - 0-90-degree incidence angles _____________________________________________________________ 56

Figure B.7 - 0-150-degree incidence angles ____________________________________________________________ 57

Figure B.8 - 0-180-degree incidence angles ____________________________________________________________ 58

Random Incidence ____________________________________________________________________________ 59

Figure B.9 - Frequency Response ____________________________________________________________________ 59

Corrections ____________________________________________________________________________________ 60

Table B.10 Reflection, Diffraction, and Microphone Frequency Response ____________________________________ 60

Table B.11 - Pressure Field to Free Field Corrections ___________________________________________________ 61

Table B.12 - Pressure Field to Random Incidence Corrections _____________________________________________ 61

Self Generated Noise__________________________________________________________________________ 61

Table B.13- Broadband____________________________________________________________________________ 61

Table B.14 - Octave Band __________________________________________________________________________ 62

Table B.15- 1/3 Octave Band _______________________________________________________________________ 65

QE7052 microphone with windscreen (Figures/Tables “C”) _______________________________________ 71

Directional frequency response using side toward speaker _________________________________ 71

Figure C.1- 0-30 degree incidence angles _____________________________________________________________ 71

Figure C.2 - 0-90 degree incidence angles _____________________________________________________________ 72

Figure C.3- 0-150 degree incidence angles ____________________________________________________________ 73

Figure C.4 - 0-180 degree incidence angles ____________________________________________________________ 74

Directional frequency response using windscreen & face toward speaker _________________ 75

Figure C.5 - 0-30 degree incidence angles _____________________________________________________________ 75

Figure C.6- 0-90 degree incidence angles _____________________________________________________________ 76

Figure C.7 - 0-150 degree incidence angles ____________________________________________________________ 77

Figure C.8- 0-180 degree __________________________________________________________________________ 78

Random Incidence ____________________________________________________________________________ 79

Figure C.9 - Frequency Response____________________________________________________________________ 79

Corrections ____________________________________________________________________________________ 80

Table C.10- Reflection, Diffraction, and Local Microphone Frequency Response ______________________________ 80

Table C.11- Reflection, Diffraction, Microphone Frequency Response, and Windscreen Corrections _______________ 81

053-469 RevC

SoundPro models SE and DL Data Addendum