En gl is h, Igh level connections (optional), Mga amplifiers – Bazooka Mardi Gras Series MGA4150 User Manual
Page 9: Caution, Common ground radio, Floating ground radio (most common type)

0
16
dB
FREQ Hz
55
55
110
110
600
600
330
330
240
240
X 10
X 1
FREQ RANGE
FREQ Hz
POWER
FRONT
GAIN
FRONT
REAR
REAR
GAIN
L
R
INPUT
FRONT
FRONT
L+R MONO
L+R MONO
STEREO
STEREO
BRIDGED (F R IN)
BRIDGED (F L IN)
REAR
REAR
4 CH.
2 CH.
HIGH
FULL
LOW
HIGH
SOURCE
2 CH. BASS
+
-
RL
RR
REAR
SPEAKER
LEVEL IN
+ -
+
-
FL
FR
+-
GND
GND
FRONT
SPEAKER
LEVEL IN
(2 CH. IN)
FULL
LOW
BASS
BOOST
0
16
dB
FREQ Hz
55
55
110
110
600
600
330
330
240
240
X 10
X 1
FREQ RANGE
FREQ Hz
POWER
FRONT
GAIN
FRONT
REAR
REAR
GAIN
L
R
INPUT
FRONT
FRONT
L+R MONO
L+R MONO
STEREO
STEREO
BRIDGED (F R IN)
BRIDGED (F L IN)
REAR
REAR
4 CH.
2 CH.
HIGH
FULL
LOW
HIGH
SOURCE
2 CH. BASS
+
-
RL
RR
REAR
SPEAKER
LEVEL IN
+ -
+
-
FL
FR
+-
GND
GND
FRONT
SPEAKER
LEVEL IN
(2 CH. IN)
FULL
LOW
BASS
BOOST
8
EN
GL
IS
H
MGA AMPLIFIERS
WHITE
WHITE
RIGHT
+
RIGHT
+
LEFT
+
LEFT
+
BLACK
BLACK
BLACK
BLACK
WHITE/BLACK
WHITE/BLACK
WHITE/BLACK
WHITE/BLACK
WHITE
WHITE
RIGHT
+
RIGHT
+
LEFT
+
LEFT
+
GROUND
GROUND
GROUND
GROUND
COMMON GROUND RADIO
94.7
94.7
FLOATING GROUND RADIO (MOST COMMON TYPE)
RIGHT
+
RIGHT
+
RIGHT
-
RIGHT
-
WHITE
WHITE
WHITE/BLACK
WHITE/BLACK
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
(NOT USED)
BLACK (GROUND)
BLACK (GROUND)
RIGHT
+
RIGHT
+
RIGHT
-
RIGHT
-
LEFT
-
LEFT
-
LEFT
+
LEFT
+
WHITE
WHITE
WHITE/BLACK
WHITE/BLACK
(NOT USED)
(NOT USED)
BLACK (GROUND)
BLACK (GROUND)
94.7
94.7
LEFT
-
LEFT
-
LEFT
+
LEFT
+
GRAY/BLACK
GRAY/BLACK
GRAY/BLACK
GRAY/BLACK
GRAY/BLACK
GRAY/BLACK
GRAY/BLACK
GRAY/BLACK
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
High Level inputs have been included to connect the amplifier to a radio without low-level
outputs (i.e. factory radio). This connection will allow you to connect directly to the
speaker output of the radio with out the need of an external adapter.
Determine the type of radio you have and make one of the following connections.
H
IGH LEVEL CONNECTIONS (OPTIONAL)
CAUTION!
Before making any connections determine the type of radio to avoid possible
damage to amplifier and/or radio.
PLEASE SEE INPUT CONFIGURATION
SETTINGS ON PAGE 10