Alto PBM4 SISTEMA Manuale d'uso - Pagina 8
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4.1 MONO INPUT CHANNELS
There are CH1 through CH4, which comes with balanced
MIC IN and LINE IN connectors. Use the XLR (MIC IN)
socket to connect low impedance microphone or low level
signal, which also features +15V phantom power allowing
you to connect condenser microphone. Use the 1/4" TRS
(LINE IN) jack to connect either a microphone or a line level
instrument such as synthesizers, drum machines, effect
processors or any other line level signal.
Note: You shall never connect an unbalanced microphone
to the XLR
socket
if you do not want to damage both
the microphone and the monitor.
4.2 +15V PHANTOM POWER SWITCH
This switch will apply +15 Volt Phantom Power only to the
4 XLR inputs sockets. When these XLR sockets are co-
nnected with devices that do not require Phantom Power,
please make sure the Phantom Power is turned off, oth-
erwise, this may damage the device and monitor.
.
4.3 LEVEL CONTROL
This control is used to adjust the overall level of respective
channel. The adjustable range goes from -
4.4 DSP/FX AUX1 POST CONTROL
This control is configured as POST-FADER, so the audio
signal will be affected by channel level control. Via the FX
SEND socket, the AUX1 signal can be sent to an external
effect device.
4.5 EQUALIZER
Your PBM4 features a 2-band equalizer allowing you to adjust
the high and low frequencies separately on each mono
channel. Both bands provide up to +15dB of boost or cut.
5
HIGH
This is the treble control. You can use it to get rid of high
frequency noises or to boost the sound of cymbals or the
high harmonics of the human voice. The gain range goes
from -15dB to +15dB with a center frequency of 12kHz.
6
LOW
This is the bass control. It is used to boost male voice or
kick-drum and bass guitar. Your system will sound much
bigger than what it is. The gain range goes from -15dB to
+15dB and the center frequency is 80Hz.
4.6 TAPE IN
7
Your PBM4 features dual RCA jacks (left and right). If you
wish to listen to your monitor from a tape recorder, DAT
or cassette, please use these tape input jacks.
1
2
3
to +10dB.
4
7
0dB
HIGH
12KHz
-15dB
+15dB
0dB
LOW
80Hz
-15dB
+15dB
0dB
DSP/FX
AUX1
POST
-
+10dB
0
dB
-
+10dB
LEVEL
LINE IN (bal.)
2
1
3
MIC IN (bal.)
CH 1
0
dB
-
+10dB
MONITOR
-
+10dB
LEVEL
PHANTOM
ON
OFF
TAPE IN
TAPE OUT
CH 5-6
5
6
4
3
1
15
2
7
8