Larson Davis HVM200, Справочное руководство

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HVM200 Reference Manual Downloading Data 3-15
W
m
10
-
0,1
1/ 100 1/ 1/(0,028 ×
2π)
1/(0,028 ×
2π)
0,5 ∞ 1 ∞ 1 1
Table 3.1 Parameters and transfer functions of the frequency weightings (source: ISO 8041)
Weighting
Band-limiting a-v-transition Upward step Gain
f
1
Q
1
f
2
Q
2
f
3
f
4
Q
4
f
5
Q
5
f
6
Q
6
K
Hz Hz Hz Hz Hz Hz
NOTE 1
For weighting W b, Table A.1 of ISO 2631-4:2001 rounds the value of parameter Q
1
to 2 decimal
places. The parameter specified here is the exact value.
NOTE 2 For weighting W h, Table A.1 of ISO 5349-1:2001 rounds the values of parameters f
1
, f
2
, f
3
and f
4
to
5 significant figures and parameter Q
1
to 2 decimal places. The parameters specified here are the exact
values.
2 2