© 2003 TDM Audio, Inc.
Graphic Equalizer Owner’s Manual
Page 7
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Notch Filters:
Three sweepable 1/6 octave notch filters per channel provide up to 40 dB
of selectable cut on a sweepable center frequency. These notch filters let the operator zero
in on a problem frequency and remove it from the signal with minimum effect on
neighboring frequencies.