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Both instrument types have a mechanical filter which has a flat pass band
useful for machine monitoring. The frequency response is shown below: -
-40.00
-35.00
-30.00
-25.00
-20.00
-15.00
-10.00
-5.00
0.00
5.00
0.1
1
10
100
1000
10000
Frequency (Hz)
G
a
in
(
d
B
)
The GA2002 model has a linear frequency weighting filter which does not
attenuate any vibration regardless of frequency. The frequency response is
shown below: -
-5.00
0.00
5.00
0.1
1
10
100
1000
10000
Frequency (Hz)
G
a
in
(
d
B
)
