Mackie DL806 and DL1608 Reference Guide
64
Modern EQ HPF On / O and Frequency
High-pass lters are utilized to cut out low frequencies. The high-pass lter control adjusts the cut-o
frequency for the lter. Frequencies below the cut-o frequency are attenuated at a rate of 12 dB/octave.
TheslopefortheHPFisadjustablebyslidingtheHPFballorHPFsliderleftandright
.SimplytaptheHPF
button – near the lower-left corner of the screen – to engage the high-pass lter. It will illuminate green
when engaged and is gray when disengaged.
High-Pass Filter (Engaged)
High-Pass Filter (Disengaged)
Gain (+)
High-Pass
Filter
Gain (–)
Frequency (+)
Cut-Off
Point
Frequency (–)
Gain (+)
High-Pass
Filter
Gain (–)
Frequency (+)
Cut-Off
Point
Frequency (–)