User`s manual

4
1. INTRODUCTION
Congratulations on your purchasing the very powerful Monitor PA Processor. It is really efficient for PA monitor. YourLTO
LTO Monitor PA Processor is based on many years of experience and is designed to provide studio engineer and sound
contractor with a precise equalization. It can be used to modify the frequency "contour" of a sound, eliminate the unwanted
frequencies and suppress the feedback well. For more information, please read this manual carefully.
2. FEATURES
Mountable in one standard unit 19"
Illuminated power switch
1/4" TRS type jack and balanced XLR connectors available
LED meter (8 LEDs) to read output
Output level control
15 band graphic equalizer, low cut filter and notch available
Bypass function
Low cut and high cut filters available to cancel unwanted frequencies
Inverter switch to compensate for phase cancellation
Variation adjust control
Accurately suppress the feedback
3. ELEMENT CONTROLS
3.1 The Front Panel
Turns the apparatus ON and OFF.
3.1.1 POWER switch (1)
3.1.2 15 BAND GRAPHIC EQUALIZER
LTO
R
DEPTH
DEPTH
0
20
15 BAND GRAPHIC EQUALIZER
NOTCH1
360
90
25 270
15
INVERTER
16KHz40Hz
10
1
HI-PASS LOW-PASS
RANGE
12 18
24
18
0
OUTPUT LEVEL(dB)
dB
0
1
ÛÛ
6
25 40 63 100 160 250 400 630
1K
1.6K 2.5K
4K
6.3K 10K 16K
LEVEL
0
12
12
0
6
6
0 20
MASTER VOL.
NOTCH2
12
12
6
6
FREQUENCY (Hz) FREQUENCY (Hz)FREQUENCY (Hz)
dB
12
6
10
1
2K
200
2K
4K
400
400
40
LOW CUT FILTER
6
12
dB
Bypass
ON
3
6
LTO MONITOR
MODE
20K
MODE
Bypass
ON
Bypass
ON
MODE
Bypass
ON
6
6
OFF
POWER
ON
MODE
PA/MONITOR
PROCESSOR
MODE switch (2)
Engage this switch to insert the 15 Band Graphic Equalizer and HI/LOW PASS to signal path, and the corres-
ponding LED (green) (3) will illuminate. When this switch is in bypass mode, the 15 Band Graphic Equalizer
and HI/LOW PASS will be bypassed.
LEVEL control (4)
This control is used to adjust the input level, which can be varied from -6dB to +6dB.
LTO
R
15 BAND GRAPHIC EQUALIZER
16KHz40Hz
HI-PASS LOW-PASS
RANGE
25 40 63 100 160 250 400 630
1K
1.6K 2.5K
4K
6.3K 10K 16K
LEVEL
0
12
12
0
6
6
12
12
6
6
6
12
MODE
Bypass
ON
6
6
(1)
(2)(3)
(4)
(5) (6)
(7)(8)(10)
(9)