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Page 2 Introduction of Specifications
Midband frequency
053-469 RevC
SoundPro models SE and DL Data Addendum
Midband frequency
Table A.1- Octave-band filters
Table A.2- Midband frequencies for the 1/3 octave-band filters
Exact Frequency in Hz
Nominal Frequency in Hz
15.849
16
31.623
31.5
63.096
63
125.89
125
251.19
250
501.19
500
1000.0
1000
1995.3
2000
3981.1
4000
7943.3
8000
15849
16000
Exact Frequency in Hz
Nominal Frequency in Hz
12.589
12.5
15.849
16
19.953
20
25.119
25
31.623
31.5
39.811
40
50.119
50
63.096
63
79.433
80
100.00
100
125.89
125
158.49
160
199.53
200
251.19
250
316.23
315
398.11
400
501.19
500
630.96
630
794.33
800
1000.0
1000
1258.9
1250
1584.9
1600
1995.3
2000
2511.9
2500
3162.3
3150
3981.1
4000