Page 164

Microphones

BK4936 microphone with windscreen (Figures/Tables “G”)

Table G.15- (Continued)

C Weighting, Slow Response, SPL

Range

 

 

 

 

 

 

 

 

 

 

 

(dB)

16 Hz

31.5 Hz

63 Hz

125 Hz

250 Hz

500 Hz

1000 Hz

2000 Hz

4000 Hz

8000 Hz

16 kHz

-10 to 70

25.2

27.9

27.8

25.8

23.6

21.2

19.4

18.0

17.1

15.5

11.8

0 to 80

24.9

27.8

27.5

25.6

23.4

21.1

19.3

17.9

17.0

15.4

11.6

10 to 90

25.0

27.9

27.7

25.5

23.4

21.1

19.3

17.9

16.8

15.1

12.0

20 to 100

25.4

27.9

27.7

25.8

23.3

21.0

19.2

17.3

17.3

17.3

17.3

30 to 110

25.4

27.6

27.6

25.5

23.1

20.9

18.3

21.3

24.3

27.3

27.3

40 to 120

25.4

28.4

27.6

25.6

22.3

25.3

28.3

31.3

34.3

37.3

37.3

50 to 130

27.0

28.6

28.0

29.2

32.3

35.3

38.3

41.3

44.3

47.3

47.3

60 to 140

33.9

33.3

36.2

39.2

42.3

45.3

48.3

51.3

54.3

57.3

57.3

 

 

 

 

C Weighting, Slow Response, LEQ

 

 

 

 

Range

 

 

 

 

 

 

 

 

 

 

 

(dB)

16 Hz

31.5 Hz

63 Hz

125 Hz

250 Hz

500 Hz

1000 Hz

2000 Hz

4000 Hz

8000 Hz

16 kHz

-10 to 70

25.0

27.9

27.6

25.8

23.5

21.2

19.4

18.0

17.1

15.5

11.8

0 to 80

25.1

28.1

27.5

25.9

23.4

21.2

19.2

18.0

17.0

15.4

11.6

10 to 90

25.2

27.9

27.6

25.7

23.4

21.1

19.3

17.9

16.8

15.1

12.1

20 to 100

25.2

27.8

27.4

25.6

23.3

21.1

19.2

17.3

17.3

17.3

17.3

30 to 110

25.3

27.3

27.4

25.7

23.2

21.1

18.3

21.3

24.3

27.3

27.3

40 to 120

25.2

27.8

27.7

25.7

22.3

25.3

28.3

31.3

34.3

37.3

37.3

50 to 130

26.9

28.8

28.1

29.2

32.3

35.3

38.3

41.3

44.3

47.3

47.3

60 to 140

33.3

33.2

36.2

39.2

42.3

45.3

48.3

51.3

54.3

57.3

57.3

 

 

 

 

 

 

 

 

 

 

 

 

 

Z Weighting, Fast Response, SPL

 

 

 

 

Range

 

 

 

 

 

 

 

 

 

 

 

(dB)

16 Hz

31.5 Hz

63 Hz

125 Hz

250 Hz

500 Hz

1000 Hz

2000 Hz

4000 Hz

8000 Hz

16 kHz

-10 to 70

32.9

30.0

27.5

26.0

23.4

21.2

19.4

18.2

18.0

18.6

19.8

0 to 80

32.9

31.2

28.8

25.9

23.5

21.3

19.5

18.1

17.9

18.4

19.7

10 to 90

33.2

30.5

27.8

25.4

23.5

21.4

19.3

18.3

17.9

18.4

19.7

20 to 100

31.7

30.2

28.2

25.9

23.2

21.4

19.4

18.0

17.8

18.3

19.7

30 to 110

32.9

30.9

27.9

25.9

23.3

21.1

19.1

18.2

18.3

18.3

18.3

40 to 120

31.9

31.6

27.9

25.6

23.1

21.3

19.2

22.3

25.3

28.3

28.3

50 to 130

33.8

30.5

28.1

26.0

23.4

26.2

29.2

32.3

35.3

38.3

38.3

60 to 140

35.7

32.5

30.3

30.3

33.2

36.2

39.2

42.3

45.3

48.3

48.3

 

 

 

 

Z Weighting, Fast Response, LEQ

 

 

 

 

Range

16 Hz

31.5 Hz

63 Hz

125 Hz

250 Hz

500 Hz

1000 Hz

2000 Hz

4000 Hz

8000 Hz

16 kHz

in dB

in dB

in dB

in dB

in dB

in dB

in dB

in dB

in dB

in dB

in dB

in dB

-10 to 70

32.9

31.0

28.4

26.0

23.6

21.4

19.4

18.2

18.0

18.6

19.8

0 to 80

34.0

30.9

28.4

26.0

23.5

21.2

19.3

18.2

17.9

18.5

19.7

10 to 90

33.1

30.9

28.3

26.0

23.4

21.2

19.3

18.1

17.9

18.5

19.7

20 to 100

33.4

30.5

28.4

26.1

23.4

21.2

19.4

18.1

17.8

18.3

19.7

30 to 110

33.0

30.9

28.2

25.8

23.5

21.1

19.2

18.1

18.3

18.3

18.3

40 to 120

33.3

31.3

28.5

25.7

23.3

21.1

19.3

22.3

25.3

28.3

28.3

50 to 130

33.3

31.0

28.6

25.7

23.4

26.2

29.2

32.3

35.3

38.3

38.3

60 to 140

35.8

33.3

29.9

30.2

33.2

36.2

39.2

42.3

45.3

48.3

48.3

053-469 RevC

SoundPro models SE and DL Data Addendum

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Image 171
3M BK4936, Version A: QE7052 manual 32.9 30.0