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Self Generated Noise

1/3 Octave Band

Table A.29- Fast Response and LEQ

When using 18 pF, 50 Ohm Termination

C Weighting, Fast Response, LEQ

 

12.5

16

20

25

31.5

40

50

63

80

100

125

160

200

250

315

400

500

630

Range

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

-10 to 70

14.2

17.3

18.0

19.9

18.7

19.4

19.6

18.0

17.6

17.1

16.0

15.8

14.5

13.8

12.8

11.9

10.8

10.1

0 to 80

15.3

16.7

17.6

19.3

18.9

19.1

19.0

18.1

18.0

17.2

16.1

15.8

14.6

13.8

12.9

11.8

10.9

10.3

10 to 90

14.4

15.2

17.8

19.0

19.5

19.4

18.8

18.5

17.7

16.7

16.2

15.3

14.6

13.6

12.6

11.6

10.9

10.4

20 to 100

13.4

17.4

18.9

18.4

19.7

19.7

19.2

18.7

17.7

17.4

16.1

15.4

14.4

13.7

12.8

11.4

10.8

10.0

30 to 110

14.7

16.7

17.9

19.6

19.4

19.2

19.2

18.7

18.0

17.7

16.2

15.4

14.7

13.8

12.4

11.6

10.7

9.8

40 to 120

13.4

18.8

18.8

20.0

19.0

19.5

20.0

18.4

18.0

17.5

16.3

15.3

14.5

13.8

12.6

13.2

13.2

13.2

50 to 130

17.3

24.2

21.2

23.4

21.0

21.2

19.9

20.4

18.3

18.1

18.0

17.5

20.2

20.2

20.2

23.2

23.2

23.2

60 to 140

23.9

33.7

26.7

29.6

27.9

25.2

24.7

25.1

24.5

27.2

27.2

27.2

30.2

30.2

30.2

33.2

33.2

33.2

90 to 170

63.1

60.6

58.3

59.4

57.8

55.6

55.9

57.1

55.8

58.7

58.7

58.7

61.7

61.7

61.7

64.7

64.7

64.7

Range

800

1000

1250

1600

2000

2500

3150

4000

5000

6300

8000

10

12.5

16

20

(dB)

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

kHz

kHz

kHz

kHz

-10 to 70

9.2

8.7

8.3

7.9

7.6

7.6

7.7

7.7

7.9

7.7

7.7

7.1

6.1

4.8

3.1

0 to 80

9.2

8.5

8.2

7.9

7.5

7.6

7.6

7.6

7.7

7.6

7.6

7.0

6.0

4.7

3.1

10 to 90

9.3

8.7

8.2

7.8

7.5

7.5

7.5

7.6

7.8

7.5

7.5

6.9

6.0

4.3

3.0

20 to 100

9.1

8.6

8.2

7.7

7.3

7.3

7.2

7.2

7.3

8.2

8.2

5.5

8.3

8.3

8.3

30 to 110

9.2

9.0

8.5

9.2

9.2

9.2

12.3

12.3

12.3

15.3

15.3

15.3

18.3

18.3

18.3

40 to 120

16.2

16.2

16.2

19.2

19.2

19.2

22.3

22.3

22.3

25.3

25.3

25.3

28.3

28.3

28.3

50 to 130

26.2

26.2

26.2

29.2

29.2

29.2

32.3

32.3

32.3

35.3

35.3

35.3

38.3

38.3

38.3

60 to 140

36.2

36.2

36.2

39.2

39.2

39.2

42.3

42.3

42.3

45.3

45.3

45.3

48.3

48.3

48.3

90 to 170

67.7

67.7

67.7

70.7

70.7

70.7

73.8

73.8

73.8

76.8

76.8

76.8

79.8

79.8

79.8

053-469 RevC

SoundPro models SE and DL Data Addendum

Page 24
Image 24
3M Version A: QE7052, BK4936 manual Table A.29- Fast Response and LEQ