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Page 44 Linear Operating Range
1/3 Octave Band
053-469 RevC
SoundPro models SE and DL Data Addendum
Table A.45- One-Third Octave Band
Testing was performed using an 18pf input adaptor under the following conditions: Reference level 114
dB @ 1 kHz, Reference Range 50 dB to 140 dB, Cal level 394.9 mV for testing level ranges – 20 dB to 70
dB through 50 dB to 140 dB. This represents a nominal sensitivity QE4936 microphone, 34.45 mV for
testing level ranges 60 dB to 150 dB and 70 dB 160 dB this represents a nominal sensitivity QE4110
microphone, 10.29 mV for testing level range 80 dB to 170 dB this represents a nominal sensitivity.
Range -10 dB to 70 dB
`Range 0 dB to 80 dB
Frequency
SPL Z
Weighting
Linear
Operating
Range (dB)
LEQ Z
Weighting
Linear Operating
Range (dB)
Frequency
SPL Z Weighting
Linear Operating
Range (dB)
LEQ Z
Weighting
Linear
Operating
Range (dB)
12.5 Hz
45
75
39
75
12.5 Hz
44
85
44
85
16 Hz
45
75
45
75
16 Hz
48
85
43
85
20 Hz
49
75
36
75
20 Hz
49
85
36
85
25 Hz
42
75
37
75
25 Hz
39
85
36
85
31.5 Hz
36
75
34
75
31.5 Hz
41
85
34
85
40 Hz
36
75
30
75
40 Hz
40
85
32
85
50 Hz
32
75
36
75
50 Hz
35
85
30
85
63 Hz
37
75
28
75
63 Hz
33
85
31
85
80 Hz
36
75
31
75
80 Hz
32
85
30
85
100 Hz
30
75
27
75
100 Hz
28
85
28
85
125 Hz
29
75
25
75
125 Hz
27
85
27
85
160 Hz
28
75
25
75
160 Hz
27
85
25
85
200 Hz
28
75
25
75
200 Hz
26
85
25
85
250 Hz
23
75
22
75
250 Hz
25
85
21
85
315 Hz
22
75
24
75
315 Hz
23
85
21
85
400 Hz
21
75
21
75
400 Hz
21
85
19
85
500 Hz
21
75
19
75
500 Hz
19
85
19
85
630 Hz
19
75
19
75
630 Hz
19
85
19
85
800 Hz
19
75
19
75
800 Hz
19
85
20
85
1 kHz
20
75
20
75
1 kHz
19
85
19
85
1.25 kHz
20
74
19
74
1.25 kHz
19
84
19
84
1.6 kHz
21
74
20
74
1.6 kHz
19
84
19
84
2 kHz
24
74
22
74
2 kHz
19
84
19
84
2.5 kHz
25
74
24
74
2.5 kHz
19
84
19
84
3.15 kHz
25
74
25
74
3.15 kHz
19
84
19
84
4 kHz
25
74
24
74
4 kHz
20
84
19
84
5 kHz
22
74
22
74
5 kHz
20
84
19
84
6.3 kHz
22
75
22
75
6.3 kHz
19
85
19
85
8 kHz
21
75
21
75
8 kHz
19
85
19
85
10 kHz
22
75
22
75
10 kHz
21
85
19
85
12.5 kHz
21
75
22
75
12.5 kHz
21
85
21
85
16 kHz
22
75
22
75
16 kHz
22
85
22
85
20 kHz
23
75
24
75
20 kHz
22
85
24
85