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Self Generated Noise

1/3 Octave Band

Table A.26- Slow Response and SPL

When using 18 pF, 50 Ohm Termination

A Weighting, Slow Response, SPL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Range

12.5

16

20

25

31.5

40

50

63

80

100

125

160

200

250

315

400

500

630

(dB)

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

Hz

-10 to 70

-16.9

-16.9

-16.9

-16.9

-16.8

-13.4

-9.3

-6.5

-4.0

-1.4

0.8

3.4

3.8

5.5

6.3

7.0

7.9

8.6

0 to 80

-16.9

-16.9

-16.9

-16.9

-16.4

-13.0

-9.9

-6.3

-4.0

-1.7

0.7

3.5

3.9

5.2

6.2

6.8

7.7

8.4

10 to 90

-16.9

-16.7

-16.9

-16.8

-15.8

-12.3

-10.4

-6.7

-4.1

-1.6

0.6

3.2

3.8

5.1

6.1

7.0

7.8

8.4

20 to 100

-12.7

-7.0

-12.5

-9.6

-9.7

-9.5

-6.7

-6.4

-3.8

-1.2

0.3

3.0

3.9

5.2

6.1

7.0

7.2

8.2

30 to 110

-2.7

3.4

-2.6

0.3

0.3

0.3

3.2

3.2

3.2

6.2

6.2

6.2

9.2

9.2

9.2

12.3

12.3

12.3

40 to 120

7.2

13.5

7.2

10.3

10.2

10.2

13.2

13.2

13.2

16.2

16.2

16.2

19.2

19.2

19.2

22.3

22.3

22.3

50 to 130

17.3

23.0

17.5

20.2

20.2

20.2

23.2

23.2

23.2

26.2

26.2

26.2

29.2

29.2

29.2

32.3

32.3

32.3

60 to 140

27.2

33.3

27.4

30.3

30.2

30.2

33.2

33.2

33.2

36.2

36.2

36.2

39.2

39.2

39.2

42.3

42.3

42.3

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

8.6

8.9

9.0

9.1

9.0

9.4

9.6

9.7

9.9

9.8

9.7

9.2

8.2

6.8

5.1

0 to 80

8.5

8.8

9.0

9.0

9.0

9.3

9.5

9.6

9.8

9.7

9.6

9.1

8.1

6.8

5.1

10 to 90

8.5

8.7

8.9

9.0

9.0

9.1

9.1

9.5

9.7

9.1

9.1

9.0

7.3

7.3

7.3

20 to 100

8.3

8.3

8.3

8.3

8.3

8.3

11.3

11.3

11.3

14.3

14.3

14.3

17.3

17.3

17.3

30 to 110

15.3

15.3

15.3

18.3

18.3

18.3

21.3

21.3

21.3

24.3

24.3

24.3

27.3

27.3

27.3

40 to 120

25.3

25.3

25.3

28.3

28.3

28.3

31.3

31.3

31.3

34.3

34.3

34.3

37.3

37.3

37.3

50 to 130

35.3

35.3

35.3

38.3

38.3

38.3

41.3

41.3

41.3

44.3

44.3

44.3

47.3

47.3

47.3

60 to 140

45.3

45.3

45.3

48.3

48.3

48.3

51.3

51.3

51.3

54.3

54.3

54.3

57.3

57.3

57.3

053-469 RevC

SoundPro models SE and DL Data Addendum

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3M BK4936, Version A: QE7052 manual Table A.26- Slow Response and SPL