BRUEL & KJAER 1615 - Page 13

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ANSI Class m
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Frequency relative to centre frequency tftm
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Fig.2.5 Top of typical 1/3 octave frequency response and tolerances
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--l
--l
OP1102 10Hz
Frequency-
100Hz
Fig.2.6 Frequency response of several adjacent 1/3 octave filter
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