Ultiple amplifier connections en gl is h, Mga amplifiers, Caution – Bazooka Phat Tuesday MGA11500H User Manual
Page 13: 2 ohm 1 ohm minimum

+12V
GND
TURN-ON
1
MIN
FUSE 30A X 4
CHIL
BASS BOOST
0
15
dB
30
250
+
-
-
L
R
SPEAKER
LEVEL IN
GAIN
L
R
INPUT
XOVER
FREQ Hz
MIN
MAX
REMOTE
+
30
125
BASS
BOOST
SLAVE IN
10
80
SUBSONIC
FREQ Hz
SLAVE OUT
SOURCE
SLAVE
NORMAL
PHASE
IN
OUT
.4V - 12.2V
FREQ Hz
PWR \
PROT
+12V
GND
TURN-ON
1
MIN
FUSE 30A X 4
CHIL
BASS BOOST
0
15
dB
30
250
+
-
-
L
R
SPEAKER
LEVEL IN
GAIN
L
R
INPUT
XOVER
FREQ Hz
MIN
MAX
REMOTE
+
30
125
BASS
BOOST
SLAVE IN
10
80
SUBSONIC
FREQ Hz
SLAVE OUT
SOURCE
SLAVE
NORMAL
PHASE
IN
OUT
.4V - 12.2V
FREQ Hz
PWR \
PROT
12
MGA AMPLIFIERS
SLAVE AMPLIFIER
1.) Set Phase to
OUT
2.) Set Source to
SLAVE
+12V
GND
TURN-ON
1
MIN
FUSE 30A X 4
CHIL
BASS BOOST
0
15
dB
30
250
+
-
-
L
R
SPEAKER
LEVEL IN
GAIN
L
R
INPUT
XOVER
FREQ Hz
MIN
MAX
REMOTE
+
30
125
BASS
BOOST
SLAVE IN
10
80
SUBSONIC
FREQ Hz
SLAVE OUT
SOURCE
SLAVE
NORMAL
PHASE
IN
OUT
.4V - 12.2V
FREQ Hz
PWR \
PROT
+12V
GND
TURN-ON
1
MIN
FUSE 30A X 4
CHIL
BASS BOOST
0
15
dB
30
250
+
-
-
L
R
SPEAKER
LEVEL IN
GAIN
L
R
INPUT
XOVER
FREQ Hz
MIN
MAX
REMOTE
+
30
125
BASS
BOOST
SLAVE IN
10
80
SUBSONIC
FREQ Hz
SLAVE OUT
SOURCE
SLAVE
NORMAL
PHASE
IN
OUT
.4V - 12.2V
FREQ Hz
PWR \
PROT
++
When running multiple amplifier’s in large systems all amplifiers can be linked together so
the primary master amplifier can control all amplifiers. In the following example we show
four amplifiers controlled by one master ampilifer.
Master amplifier’s crossover, bass boost
and subsonic adjustments control
for the master and slave amplifiers.
*2 Ohm
1 Ohm Minimum
MASTER AMPLIFIER
1.) Set Phase to
IN
2.) Set Source to
NORMAL
SLAVE AMPLIFIER
1.) Set Phase to
OUT
2.) Set Source to
SLAVE
SLAVE AMPLIFIER
1.) Set Phase to
OUT
2.) Set Source to
SLAVE
LL
R
R
*2 Ohm load recommended for best efficiency
and to optimize the power output.
M
ULTIPLE AMPLIFIER CONNECTIONS
EN
GL
IS
H
++
*2 Ohm
1 Ohm Minimum
++
*2 Ohm
1 Ohm Minimum
++
*2 Ohm
1 Ohm Minimum
CAUTION!
The amplifiers must see a 1 Ohm load or higher for the subwoofer(s). Any lower
than the above mentioned impedance will cause the amplifiers to overheat and possibly cause
permanent damage to the amplifiers.