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Frequency Weightings
All measurements shown are relative to the expected result at this individual
frequency for this particular frequency weighting, allowing for easier recognition
that tolerances are met.
Mode
HARM
WBV
SINGLE
CUSTOM
Measured electrically on the 1000 m/s² range of the X-axis with a reference
frequency of 16 Hz at an approximate level of 900 m/s with Fl (LIN) weighting
applied. All errors and measurements are in dB.
Frequency
Wb
(Hz)
0.1
-3.5
0.2
-1.0
0.4
-0.5
1.0
0.0
2.0
0.0
4.0
0.1
8.0
0.1
10
0.0
20
0.0
40
0.0
80
-0.1
100
0.0
200
0.0
400
-0.1
Fa, Fb, Fc, Fl, Wb, Wc, Wd, We, Wh, Wj, Wk, Wm, Ws
Wc
Wd
We
-3.2
-3.4
-3.4
-0.9
-1.0
-0.9
-0.2
-0.3
-0.3
0.0
0.0
-0.1
0.0
-0.1
0.0
0.0
0.0
0.0
0.0
0.1
0.0
0.0
0.0
0.0
0.0
0.0
-0.1
-0.1
-0.1
0.0
0.0
0.0
0.0
0.0
-0.1
-0.2
-0.2
Page 105
Available Filters
Wh
Wd, Wk
Fa, Fb, Fc, Fl, Ws
Wj
Wk
-2.9
-3.4
-1.0
-0.9
-0.4
-0.5
-0.1
-0.1
0.0
-0.1
0.1
0.0
0.1
0.1
0.0
0.1
0.1
0.1
0.0
0.0
0.0
0.0
0.0
0.0
-0.1
-0.1
0.0
0.0
0.0
0.0
0.0
0.0
-0.1
Wm
Tolerance
-3.4
+2, -∞
-0.9
+2, -∞
-0.4
+2, -∞
0.0
±2
0.0
±1
0.0
±1
0.0
±1
0.0
±1
0.0
±1
0.0
±1
-0.1
±2
0.0
±2
0.0
+2, -∞
-0.1
+2, -∞
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