User`s manual
2
Front Panel
3. CONTROL ELEMENTS
SPOTLIGHT
3. CONTROL ELEMENTS
1 POWER Switch
When you set this switch to "ON" position, the unit will be turned on; when
you set it to "OFF" position, the unit will be turned off.
2 Graphic Equalizer
These controls will boost or attenuate (either 6 dB or 12 dB) the selected
frequencies. When all slider potentiometers are set in center position, the
frequency response is flat (no boost and attenuate).
3 LEVEL Fader
This fader is used to adjust the input level, which can be varied from -6 dB to
+6 dB.
4 MODE Switch
Engage this switch, it will insert the 15 band graphic equalizer and HI/LOW
Pass filter into signal path, and the next LED (green) will illuminate. When this
switch is in bypass mode, the 15 band graphic equalizer and HI/LOW Pass will
be bypassed.
5 HI-PASS Switch
Engage this switch, it will cut the low frequencies at 40 Hz (12 dB per octave),
and the next LED (green) will illuminate.
6 LOW-PASS Switch
Engage this switch, it will cut the high frequencies at 16k Hz (12 dB per
octave), and the next LED (green) will illuminate.
7 RANGE Switch
This switch is used to choose the gain range of the filter potentiometer either
+6 dB or +12 dB. Up for +6 dB, down for +12 dB.
12 3 4
5 6
7
8 9
10
11
12
13
14
15
16
6. BLOCK DIAGRAM
7
6
12
15 BAND GRAPHIC EQUALIZER
NOTCH1
MASTER VOL.
NOTCH2
LOW CUT FILTER
1
6
6
1
200
2K
400
40
PA/MONITOR
PROCESSOR
12
12
25 40 63 100 160 250 400 630
1K
1.6K 2.5K
4K
6.3K 10K 16K
6
0
0
LEVEL
Bypass
ON
6
POWER
OUTPUT LEVEL(dB)
12 18
24
18
0
6
12
6
dB
0
1
6
3
MODE
DEPTH
0
20
10
dB
FREQUENCY (Hz)
2K
20K
MODE
DEPTH
0
20
dB
10
FREQUENCY (Hz)
4K400
Bypass
ON
MODE
270
INVERTER
FREQUENCY (Hz)
360
90
15
16KHz40Hz
HI-PASS LOW-PASS
RANGEMODE
25
R
LTO
6
6
12
12
OFF
ON
Bypass
ON
Bypass
ON
LTO MONITOR