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8. EQUALISER
The Equaliser(EQ) comprises three sections. The upper con-
trol provides H.F.(treble) boost and cut of +/-15dB. The
lower two pairs of knobs are arranged as a cut/boost control
(lower knob) of +/- 15dB, and a SWEEP(frequency) control
which determines at which frequency the boost/cut action
will be centred. The LF sections are essentially Swept Low
Frequency controls, covering a range from 40 to 400Hz and
providing much greater flexibility than a conventional
LF(bass) control. The MID section, with a frequency range
from 250Hz to 8kHz is particularly versatile for vocals, ena-
bling particular characteristics of the singer to be lifted or
4.0
3.0
2.0
1.0
0.0
-1.0
-2.0
-3.0
-4.0
20 100
1k 10k 20k
dB
Frequency/Hz
HI-Pass Filter
20.0
15.0
10.0
5.0
0.0
-5.0
-10.0
-15.0
-20.0
20
1k 10k 20k
100
dB
Frequency/Hz
LF Section
20.0
15.0
10.0
5.0
0.0
-5.0
-10.0
-15.0
-20.0
20
1k 10k 20k
100
dB
Frequency/Hz
MID Section
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