SINUS Tango Plus - Corrections for the Use of the Weather Protector

3 INFORMATION FOR TYPE APPROVAL
3.2.4 Corrections for the use of the weather protector
The corrections are valid for the whole Tango_Plus station, so including weather protection SWS1. Corrected
values are calculated by adding the corrections to the measured pure values.
mid frequency cut-off frequency Case refl. corr.
in Hz in Hz in dB
63 56,2 -0,43
80 70,8 -0,13
100 89,1 0,26
125 112 -0,1
160 141 -0,1
200 178 0,04
250 224 0,01
mid frequency cut-off frequency Case refl. corr.
in Hz in Hz in dB
315 282 0,15
400 355 0,13
500 447 0,1
630 562 0,3
800 708 0,02
1000 891 0,19
- - -
Table 3.5: Case reflection corrections in 1/3 octaces
(manufacturer’s specification: measurement uncertainty at 95% certainty ±0 dB)
mid frequency cut-off frequency Case refl. corr.
in Hz in Hz in dB
1030 1.000,0 -0,02
1090 1.059,3 0,34
1150 1.122,0 0,26
1220 1.188,5 0,14
1300 1.258,9 -0,06
1370 1.333,5 0,29
1450 1.412,5 0,21
1540 1.496,2 0,13
1630 1.584,9 0,23
1730 1.678,8 0,1
1830 1.778,3 -0,01
1940 1.883,6 0,33
2050 1.995,3 0,12
2180 2.113,5 0,06
2300 2.238,7 -0,09
2440 2.371,4 -0,19
2590 2.511,9 -0,05
2740 2.660,7 0,19
2900 2.818,4 0,04
3070 2.985,4 -0,08
3250 3.162,3 -0,54
3450 3.349,7 -0,5
3650 3.548,1 0,18
3870 3.758,4 0,54
4100 3.981,1 0,12
mid frequency cut-off frequency Case refl. corr.
in Hz in Hz in dB
4340 4.217,0 -0,67
4600 4.466,8 -0,49
4870 4.731,5 0
5200 5.011,9 -0,79
5500 5.308,8 -1,45
5800 5.623,4 -0,56
6100 5.956,6 -0,31
6500 6.309,6 -0,98
6900 6.683,4 0,06
7300 7.079,5 -0,69
7700 7.498,9 -0,65
8200 7.943,3 -0,84
8700 8.414,0 -0,77
9200 8.912,5 -0,52
9700 9.440,6 0,59
10300 10.000,0 0,63
10900 10.592,5 -0,01
11500 11.220,2 -0,03
12200 11.885,0 1,16
13000 12.589,3 2,11
13700 13.335,2 1,98
14500 14.125,4 1,4
15400 14.962,4 1,92
16300 15.848,9 1,32
- - -
Table 3.6: Case reflection corrections in 1/12 octaces
(manufacturer’s specification: measurement uncertainty at 95% certainty ±0 dB)
Manual Tango_Plus 36 of 47 SINUS Messtechnik GmbH