Crest Audio X-Eight HS Owner's Manual page 75

output EQ features
low frequency—LF
Selectable frequency range of 20Hz to 400Hz.
The response is bell-shaped with a fixed Q of 1.5.
15 dB boost/cut.
equalizer—
EQ ON
Equalizer is on. This switch can be used to make A/B comparisons
between flat and eq'd signals.
left, right, mono equalization—
These three switches select the signals fed to each of the first three
eq's on the first three master sub-modules.The fourth
does not include a switch because its source is always
are fed to the first three eq's.
1–3
MATRIX
left, right and/or mono are fed to the first three eq's.
EQ TO LEFT, TO RIGHT, TO MONO
sub-module
MASTER
4
MATRIX
master HS module
.
5
p. 75